# Avaya Contact Center vs Zendesk for Customer Service Comparison
---
## AI Generated Summary
- **G2 reviewers report** that Zendesk for Customer Service excels in providing a centralized platform for managing support requests, which is particularly beneficial for organizations looking to streamline their operations. Users appreciate the ticketing system that allows for efficient tracking and communication, enhancing overall productivity.
- **Users say** that Avaya Contact Center offers a straightforward and user-friendly experience, with many highlighting its ease of use. Reviewers mention that the platform has no complicated features, making it accessible for teams that may not have extensive technical expertise.
- **According to verified reviews** , Zendesk for Customer Service stands out for its quick implementation process. New users have noted the intuitive onboarding wizard, which helps them get started without a steep learning curve, making it a favorable choice for businesses looking to adopt a new system swiftly.
- **Reviewers mention** that while Avaya Contact Center has robust features and flexibility, it is perceived as a late entrant in the CCAAS market. Some users feel that it still needs to catch up with competitors in terms of feature richness, although they acknowledge its solid offerings in conjunction with Verint WEM.
- **G2 reviewers highlight** that Zendesk's recent AI features, such as ticket routing and summary suggestions, significantly enhance user efficiency. This capability allows teams to save time on repetitive tasks, which is a major advantage for organizations handling a high volume of support requests.
- **Users report** that while both platforms have similar scores in meeting requirements, Zendesk for Customer Service generally receives higher satisfaction ratings overall. This is reflected in its strong user feedback, where many express a preference for its comprehensive support and feature set compared to Avaya's offerings.



| | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Star Rating** | 4.1 out of 5 | 4.3 out of 5 | 
| **Total Reviews** | 181 | 6,995 | 
| **Largest Market Segment** | Enterprise (52.6% of reviews) | Mid-Market (45.8% of reviews) | 
| **Entry Level Price** | No pricing available | $19.00 1 user per month billed annually | 

---
## Top Pros & Cons

### Avaya Contact Center

Pros:
- Calling Features (2 reviews)
- Analytics (1 reviews)

Cons:
- Complexity (1 reviews)
- Customization Difficulty (1 reviews)

### Zendesk for Customer Service

Pros:
- Ease of Use (526 reviews)
- Features (395 reviews)

Cons:
- Missing Features (216 reviews)
- Limited Features (180 reviews)

---
## Ratings Comparison
| Rating | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
  | **Meets Requirements** | 8.6 (132 reviews) | 8.6 (5220 reviews) | 
  | **Ease of Use** | 8.4 (131 reviews) | 8.6 (5448 reviews) | 
  | **Ease of Setup** | 7.5 (34 reviews) | 8.0 (3349 reviews) | 
  | **Ease of Admin** | 7.8 (33 reviews) | 8.2 (3150 reviews) | 
  | **Quality of Support** | 8.2 (118 reviews) | 8.4 (5000 reviews) | 
  | **Has the product been a good partner in doing business?** | 7.9 (32 reviews) | 8.4 (3073 reviews) | 
  | **Product Direction (% positive)** | 7.1 (129 reviews) | 8.0 (4869 reviews) | 

---
## Pricing

### Avaya Contact Center

#### Entry-Level Pricing

No pricing available

#### Free Trial

No information available

### Zendesk for Customer Service

#### Entry-Level Pricing

Plan: Support Only (Team)

Price: $19.00 1 user per month billed annually

Description: Integrated customer support

Key Features:
- Email & social media 
- Web widget & mobile SDK
- Pre-defined business rules

[Browse all 5 editions](https://www.g2.com/products/zendesk-for-customer-service/pricing)

#### Free Trial

Yes

---
## Features Comparison By Category

### Help Desk

| Product | Score | Reviews |
|---|---|---|
| **Avaya Contact Center** | N/A | N/A |
| **Zendesk for Customer Service** | 8.2/10 | 3763 |

#### Ticket and Case Management

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Ticket creation user experience** | Not enough data | 8.8 (2602 reviews) ✓ Verified | 
| **Ticket response user experience** | Not enough data | 8.7 (2648 reviews) ✓ Verified | 
| **Workflow** | Not enough data | 8.5 (2595 reviews) ✓ Verified | 
| **Response Automation** | Not enough data | 8.4 (2403 reviews) ✓ Verified | 
| **SLA Management** | Not enough data | 8.2 (1941 reviews) ✓ Verified | 
| **Attachments/Screencasts** | Not enough data | 8.4 (2413 reviews) ✓ Verified | 
| **Ticket Collaboration** | Not enough data | 8.6 (2429 reviews) ✓ Verified | 
| **Customer and Contacts Database** | Not enough data | 8.3 (1877 reviews) ✓ Verified | 

#### Generative AI

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **AI Text Generation** | Not enough data | 7.6 (391 reviews) | 
| **AI Text Summarization** | Not enough data | 7.6 (388 reviews) | 

#### Agentic AI - Help Desk

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Autonomous Task Execution** | Not enough data | 7.8 (251 reviews) | 
| **Natural Language Interaction** | Not enough data | 7.9 (246 reviews) | 
| **Proactive Assistance** | Not enough data | 8.0 (249 reviews) | 

#### Communication Channels

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Customer Portal** | Not enough data | 8.5 (2073 reviews) ✓ Verified | 
| **Email to Case** | Not enough data | 8.8 (2359 reviews) ✓ Verified | 
| **Chat/Live Support** | Not enough data | 8.4 (1761 reviews) ✓ Verified | 
| **Social Integration** | Not enough data | 8.0 (1437 reviews) ✓ Verified | 
| **Voice** | Not enough data | 8.0 (1343 reviews) ✓ Verified | 

#### Platform

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Mobile User Support** | Not enough data | 7.8 (1392 reviews) ✓ Verified | 
| **Customization ** | Not enough data | 8.0 (1791 reviews) ✓ Verified | 
| **User, Role, and Access Management** | Not enough data | 8.3 (1970 reviews) ✓ Verified | 
| **Integration** | Not enough data | 8.2 (1799 reviews) ✓ Verified | 
| **Reporting** | Not enough data | 7.9 (2410 reviews) ✓ Verified | 
| **Dashboards** | Not enough data | 8.0 (2434 reviews) ✓ Verified | 

### Auto Dialer

| Product | Score | Reviews |
|---|---|---|
| **Avaya Contact Center** | N/A | N/A |
| **Zendesk for Customer Service** | N/A | N/A |

#### Dialing Options

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Preview Dialing** | Not enough data | Not enough data | 
| **Progressive Dialing** | Not enough data | Not enough data | 
| **Predictive Dialing** | Not enough data | Not enough data | 

#### Agent Tools

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Whisper Coaching ** | Not enough data | Not enough data | 
| **Callback Scheduling ** | Not enough data | Not enough data | 
| **Call Recording ** | Not enough data | Not enough data | 

#### Automation

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Voice Activity Detection** | Not enough data | Not enough data | 
| **Interactive Voice Response (IVR)** | Not enough data | Not enough data | 
| **Call Scrubbing** | Not enough data | Not enough data | 

#### Agentic AI - Auto Dialer

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | 
| **Cross-system Integration** | Not enough data | Not enough data | 

#### AI Capabilities - Auto Dialer

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Call Prioritization and List Optimization** | Not enough data | Not enough data | 
| **Compliance Monitoring** | Not enough data | Not enough data | 
| **Speech Analytics and Sentiment Analysis** | Not enough data | Not enough data | 

### Customer Communications Management

| Product | Score | Reviews |
|---|---|---|
| **Avaya Contact Center** | N/A | N/A |
| **Zendesk for Customer Service** | N/A | N/A |

#### Channels

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Multi-Channel Coverage** | Not enough data | Not enough data | 
| **Open Listening** | Not enough data | Not enough data | 
| **Physical Media** | Not enough data | Not enough data | 

#### Design

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Communications Strategy Development** | Not enough data | Not enough data | 
| **Create Content** | Not enough data | Not enough data | 
| **Personalization** | Not enough data | Not enough data | 
| **Inbound Identification** | Not enough data | Not enough data | 
| **Regulatory Compliance** | Not enough data | Not enough data | 

#### Generative AI

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **AI Text Generation** | Not enough data | Not enough data | 
| **AI Text Summarization** | Not enough data | Not enough data | 

### Complaint Management

| Product | Score | Reviews |
|---|---|---|
| **Avaya Contact Center** | N/A | N/A |
| **Zendesk for Customer Service** | 8.0/10 | 893 |

#### Usability

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **All-Employee Access** | Not enough data | 8.3 (665 reviews) | 
| **Supporting Documents** | Not enough data | 8.3 (662 reviews) | 
| **Two-Way Communication** | Not enough data | 8.4 (637 reviews) | 

#### Reporting

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Priority Case Alerts** | Not enough data | 8.3 (587 reviews) | 
| **Trend Analysis** | Not enough data | 7.9 (562 reviews) | 
| **Performance Monitoring** | Not enough data | 8.2 (645 reviews) | 

#### Generative AI

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **AI Text Generation** | Not enough data | 7.3 (176 reviews) | 
| **AI Text Summarization** | Not enough data | 7.2 (175 reviews) | 

### Shared Inbox

| Product | Score | Reviews |
|---|---|---|
| **Avaya Contact Center** | N/A | N/A |
| **Zendesk for Customer Service** | 8.1/10 | 418 |

#### Productivity Tools

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Notes** | Not enough data | 8.5 (325 reviews) | 
| **Internal Discussion** | Not enough data | 8.3 (324 reviews) | 
| **Assignments and Tasks** | Not enough data | 8.4 (312 reviews) | 
| **Workflows** | Not enough data | 8.4 (306 reviews) | 
| **Templates** | Not enough data | 8.5 (315 reviews) | 
| **Integrations** | Not enough data | 8.2 (311 reviews) | 
| **Tagging System** | Not enough data | 8.2 (345 reviews) | 

#### Analytics

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Trends** | Not enough data | 7.7 (263 reviews) | 
| **Performance Tracking** | Not enough data | 8.0 (304 reviews) | 
| **Email Tracking** | Not enough data | 8.2 (292 reviews) | 

#### Agentic AI - Shared Inbox

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Autonomous Task Execution** | Not enough data | 7.1 (21 reviews) | 
| **Decision Making** | Not enough data | 7.4 (22 reviews) | 

### Contact Center Quality Assurance

| Product | Score | Reviews |
|---|---|---|
| **Avaya Contact Center** | N/A | N/A |
| **Zendesk for Customer Service** | N/A | N/A |

#### Quality Assurance

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Evaluation** | Not enough data | Not enough data | 
| **Calibration** | Not enough data | Not enough data | 
| **Reports** | Not enough data | Not enough data | 

#### Engagement

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Feedback** | Not enough data | Not enough data | 
| **Dashboards** | Not enough data | Not enough data | 
| **Training** | Not enough data | Not enough data | 

#### Performance

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Integrations** | Not enough data | Not enough data | 
| **Compliance** | Not enough data | Not enough data | 

#### Generative AI

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **AI Text Generation** | Not enough data | Not enough data | 
| **AI Text Summarization** | Not enough data | Not enough data | 

### Contact Center

| Product | Score | Reviews |
|---|---|---|
| **Avaya Contact Center** | 8.6/10 | 46 |
| **Zendesk for Customer Service** | N/A | N/A |

#### Channels

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Voice** | 9.3 (15 reviews) ✓ Verified | Not enough data | 
| **Social** | 8.9 (11 reviews) | Not enough data | 
| **Web Chat** | 8.1 (15 reviews) ✓ Verified | Not enough data | 
| **Mobile SMS** | 7.7 (10 reviews) | Not enough data | 
| **Email** | 8.2 (14 reviews) ✓ Verified | Not enough data | 

#### Generative AI

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **AI Text-to-Speech** | Not enough data | Not enough data | 

#### Functions

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Session Routing** | 8.6 (34 reviews) ✓ Verified | Not enough data | 
| **Session Queuing** | 8.9 (34 reviews) | Not enough data | 
| **Concurrent Calling** | 8.9 (31 reviews) ✓ Verified | Not enough data | 
| **Speech Analytics** | 8.8 (15 reviews) ✓ Verified | Not enough data | 
| **Auto Dialer** | 8.1 (16 reviews) | Not enough data | 
| **IVR** | 8.9 (14 reviews) ✓ Verified | Not enough data | 
| **Inbound Screen Pop** | 8.9 (14 reviews) ✓ Verified | Not enough data | 
| **Persistent Data** | 9.3 (14 reviews) ✓ Verified | Not enough data | 

#### Agentic AI - Contact Center

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | 
| **Cross-system Integration** | Not enough data | Not enough data | 
| **Natural Language Interaction** | Not enough data | Not enough data | 
| **Proactive Assistance** | Not enough data | Not enough data | 

#### Administrative

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Session Summary Notes** | 8.3 (27 reviews) ✓ Verified | Not enough data | 
| **Administrator Access** | 8.7 (27 reviews) ✓ Verified | Not enough data | 
| **Reporting & Dashboards** | 8.6 (31 reviews) ✓ Verified | Not enough data | 
| **Session Recording** | 8.6 (12 reviews) ✓ Verified | Not enough data | 
| **Agent Scheduling and Assignment** | 8.8 (13 reviews) ✓ Verified | Not enough data | 

### AI Agents For Business Operations

| Product | Score | Reviews |
|---|---|---|
| **Avaya Contact Center** | N/A | N/A |
| **Zendesk for Customer Service** | 8.0/10 | 90 |

#### Responses

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Personalization** | Not enough data | 8.2 (61 reviews) | 
| **Route To Human** | Not enough data | 8.6 (69 reviews) | 
| **Natural Language Understanding (NLU)** | Not enough data | 8.2 (68 reviews) | 

#### Automation - AI Agents

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Sales Follow-Up** | Not enough data | 7.5 (25 reviews) | 
| **Customer Interaction Automation** | Not enough data | 7.7 (25 reviews) | 
| **Lead Generation** | Not enough data | 7.4 (24 reviews) | 
| **Document Processing** | Not enough data | 7.5 (25 reviews) | 
| **Feedback Collection** | Not enough data | 7.7 (24 reviews) | 

#### Platform

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Conversation Editor** | Not enough data | 8.2 (66 reviews) | 
| **Integration** | Not enough data | 8.2 (64 reviews) | 
| **Human-In-The-Loop** | Not enough data | 8.3 (62 reviews) | 

#### Autonomy -  AI Agents

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Independent Decision Making** | Not enough data | 7.8 (23 reviews) | 
| **Adaptive Responses** | Not enough data | 7.4 (24 reviews) | 
| **Task Execution** | Not enough data | 7.4 (25 reviews) | 
| **Problem Solving** | Not enough data | 7.4 (25 reviews) | 

#### Generative AI

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **AI Text Generation** | Not enough data | 7.6 (30 reviews) | 
| **AI Text Summarization** | Not enough data | 8.0 (29 reviews) | 

### Chatbots

| Product | Score | Reviews |
|---|---|---|
| **Avaya Contact Center** | N/A | N/A |
| **Zendesk for Customer Service** | 8.2/10 | 613 |

#### Responses

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Customization** | Not enough data | 8.1 (466 reviews) | 
| **Control** | Not enough data | 8.1 (463 reviews) | 
| **Route To Human** | Not enough data | 8.3 (445 reviews) | 
| **Menu bars** | Not enough data | 8.1 (444 reviews) | 
| **Drip sequences** | Not enough data | 8.1 (353 reviews) | 

#### Platform

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Live chat** | Not enough data | 8.6 (470 reviews) | 
| **Integrations** | Not enough data | 8.3 (470 reviews) | 
| **Branding** | Not enough data | 8.3 (461 reviews) | 
| **Analytics** | Not enough data | 8.2 (465 reviews) | 
| **A/B testing** | Not enough data | Feature Not Available | 
| **Role-based access** | Not enough data | Feature Not Available | 
| **Collection of information** | Not enough data | 8.4 (453 reviews) | 

#### Generative AI

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **AI Text Generation** | Not enough data | 8.1 (111 reviews) | 
| **AI Text Summarization** | Not enough data | 8.1 (109 reviews) | 

### Contact Center Workforce

| Product | Score | Reviews |
|---|---|---|
| **Avaya Contact Center** | 7.9/10 | 5 |
| **Zendesk for Customer Service** | N/A | N/A |

#### Workforce Management

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Agent Availability** | 7.7 (5 reviews) ✓ Verified | Not enough data | 
| **Skills Management** | 7.3 (5 reviews) ✓ Verified | Not enough data | 
| **Shift Scheduling** | Not enough data | Not enough data | 
| **Agent Self-Service** | 9.3 (5 reviews) ✓ Verified | Not enough data | 
| **Mobile Access** | Not enough data | Not enough data | 

#### Administration

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Automation** | Not enough data | Not enough data | 
| **Performance Analysis** | 7.3 (5 reviews) ✓ Verified | Not enough data | 
| **Dashboards** | 7.3 (5 reviews) ✓ Verified | Not enough data | 
| **Forecasting** | Not enough data | Not enough data | 
| **Intraday Management** | 8.7 (5 reviews) ✓ Verified | Not enough data | 

### Conversational Support

| Product | Score | Reviews |
|---|---|---|
| **Avaya Contact Center** | N/A | N/A |
| **Zendesk for Customer Service** | 8.1/10 | 1097 |

#### Conversational Platform

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Personalization** | Not enough data | 8.1 (861 reviews) | 
| **Omnichannel** | Not enough data | 8.3 (718 reviews) | 
| **Contextual Engagement** | Not enough data | 8.2 (681 reviews) | 
| **Proactive Engagement** | Not enough data | 8.2 (747 reviews) | 

#### Support Automation

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Intelligent Routing** | Not enough data | 8.1 (711 reviews) | 
| **Seamless Escalation** | Not enough data | 8.3 (756 reviews) | 
| **Transcripts** | Not enough data | 8.4 (717 reviews) | 
| **Self-Serve Support** | Not enough data | 8.1 (789 reviews) | 

#### Generative AI

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **AI Text Generation** | Not enough data | 7.8 (202 reviews) | 
| **AI Text Summarization** | Not enough data | 7.8 (201 reviews) | 

### Proactive Notification

| Product | Score | Reviews |
|---|---|---|
| **Avaya Contact Center** | N/A | N/A |
| **Zendesk for Customer Service** | 8.4/10 | 198 |

#### Messaging Channels

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **SMS Messaging** | Not enough data | 7.6 (77 reviews) | 
| **Email** | Not enough data | 9.1 (171 reviews) | 
| **Voice Messaging** | Not enough data | 8.3 (93 reviews) | 
| **Two way messaging** | Not enough data | 8.5 (101 reviews) | 

#### Administration

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Scheduling** | Not enough data | 8.2 (107 reviews) | 
| **Triggered Notifications** | Not enough data | 8.9 (155 reviews) | 
| **Segmentation** | Not enough data | 8.2 (110 reviews) | 
| **Integrations** | Not enough data | 8.4 (143 reviews) | 

### Call Center Infrastructure (CCI)

| Product | Score | Reviews |
|---|---|---|
| **Avaya Contact Center** | N/A | N/A |
| **Zendesk for Customer Service** | N/A | N/A |

#### Platform

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Omnichannel** | Not enough data | Not enough data | 
| **Mobile Access** | Not enough data | Not enough data | 
| **Queue Management** | Not enough data | Not enough data | 
| **Call Routing** | Not enough data | Not enough data | 
| **Call Back** | Not enough data | Not enough data | 
| **IVR** | Not enough data | Not enough data | 
| **Automatic Call Distribution** | Not enough data | Not enough data | 

#### Generative AI

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **AI Text-to-Speech** | Not enough data | Not enough data | 

#### Workforce Management

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Call Monitoring** | Not enough data | Not enough data | 
| **Performance Evaluation** | Not enough data | Not enough data | 

#### Call Center Infrastructure (CCI)

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | 
| **Cross-system Integration** | Not enough data | Not enough data | 
| **Natural Language Interaction** | Not enough data | Not enough data | 
| **Proactive Assistance** | Not enough data | Not enough data | 

#### Administrative

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Call Recording** | Not enough data | Not enough data | 
| **Reporting & Dashboards** | Not enough data | Not enough data | 

### Customer Service Automation

| Product | Score | Reviews |
|---|---|---|
| **Avaya Contact Center** | N/A | N/A |
| **Zendesk for Customer Service** | 7.9/10 | 114 |

#### Customer Support

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Text** | Not enough data | 8.1 (83 reviews) | 
| **Speech** | Not enough data | 7.5 (75 reviews) | 
| **Knowledge Base** | Not enough data | 8.1 (85 reviews) | 

#### Automation

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Ticket Resolution** | Not enough data | 8.1 (85 reviews) | 
| **Customization** | Not enough data | 8.2 (82 reviews) | 
| **Intelligent Routing** | Not enough data | 8.0 (82 reviews) | 

#### Artificial Intelligence

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Learning** | Not enough data | 7.8 (81 reviews) | 
| **Language** | Not enough data | 7.6 (79 reviews) | 
| **Conversational AI** | Not enough data | 7.7 (84 reviews) | 

### Live Chat

| Product | Score | Reviews |
|---|---|---|
| **Avaya Contact Center** | N/A | N/A |
| **Zendesk for Customer Service** | 8.3/10 | 2697 |

#### Generative AI

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **AI Text Generation** | Not enough data | Feature Not Available | 
| **AI Text Summarization** | Not enough data | 7.9 (205 reviews) | 
| **AI Text-to-Speech** | Not enough data | Feature Not Available | 

#### Communication

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Pop-up Chat** | Not enough data | 8.6 (950 reviews) ✓ Verified | 
| **Notifications** | Not enough data | 8.4 (964 reviews) ✓ Verified | 
| **Targeted Emails** | Not enough data | 8.1 (718 reviews) | 
| **In-App Messaging** | Not enough data | 8.5 (735 reviews) ✓ Verified | 
| **Co-Browsing** | Not enough data | 8.0 (519 reviews) | 

####  Internal Use

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Customization ** | Not enough data | 8.0 (1791 reviews) ✓ Verified | 
| **Conversation Archiving** | Not enough data | 8.5 (846 reviews) ✓ Verified | 
| **Lead Development** | Not enough data | 8.1 (648 reviews) | 
| **Knowledge Base** | Not enough data | 8.5 (897 reviews) | 
| **Team Inbox ** | Not enough data | 8.6 (827 reviews) ✓ Verified | 
| **Customer Profiles** | Not enough data | 8.3 (846 reviews) ✓ Verified | 

### Customer Self-Service

| Product | Score | Reviews |
|---|---|---|
| **Avaya Contact Center** | N/A | N/A |
| **Zendesk for Customer Service** | 8.2/10 | 1785 |

#### Generative AI

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **AI Text Summarization** | Not enough data | Feature Not Available | 

#### Self-Service Experience

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Knowledge Base** | Not enough data | 8.5 (1523 reviews) | 
| **Searchable Articles** | Not enough data | 8.5 (1443 reviews) | 
| **Community Forums** | Not enough data | 8.0 (1024 reviews) | 
| **Mobile Optimization** | Not enough data | 7.7 (648 reviews) | 
| **Personalization** | Not enough data | 8.0 (780 reviews) | 

#### Self-Service Platform

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Branding** | Not enough data | 8.2 (829 reviews) | 
| **Automation** | Not enough data | 8.2 (849 reviews) | 
| **Artificial Intelligence** | Not enough data | 7.7 (676 reviews) | 
| **Integrations** | Not enough data | 8.2 (814 reviews) | 

#### Agentic AI - Customer Self-Service

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Autonomous Task Execution** | Not enough data | 8.3 (63 reviews) | 
| **Multi-step Planning** | Not enough data | 8.3 (63 reviews) | 
| **Cross-system Integration** | Not enough data | 8.2 (65 reviews) | 
| **Adaptive Learning** | Not enough data | 8.7 (63 reviews) | 
| **Natural Language Interaction** | Not enough data | 8.6 (62 reviews) | 
| **Proactive Assistance** | Not enough data | 8.2 (63 reviews) | 
| **Decision Making** | Not enough data | 8.1 (63 reviews) | 

### Social Customer Service

| Product | Score | Reviews |
|---|---|---|
| **Avaya Contact Center** | N/A | N/A |
| **Zendesk for Customer Service** | 8.4/10 | 841 |

#### Generative AI

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **AI Text Generation** | Not enough data | 7.4 (77 reviews) | 
| **AI Text Summarization** | Not enough data | 7.5 (78 reviews) | 

#### Process

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Mentions** | Not enough data | 8.4 (563 reviews) | 
| **Tickets** | Not enough data | 9.1 (744 reviews) | 
| **Macros** | Not enough data | 8.8 (693 reviews) | 

#### Channels

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Email** | Not enough data | 9.0 (743 reviews) | 
| **Social** | Not enough data | 8.4 (586 reviews) | 
| **Live Chat** | Not enough data | 8.7 (565 reviews) | 
| **Phone** | Not enough data | 8.2 (486 reviews) | 
| **Text** | Not enough data | 8.3 (421 reviews) | 

#### Insight

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Surveys** | Not enough data | 8.1 (540 reviews) | 
| **Reporting** | Not enough data | 8.3 (647 reviews) | 
| **Visitor Activity** | Not enough data | 8.5 (562 reviews) | 
| **Help Desk** | Not enough data | 8.7 (667 reviews) | 

### Speech Analytics

| Product | Score | Reviews |
|---|---|---|
| **Avaya Contact Center** | N/A | N/A |
| **Zendesk for Customer Service** | N/A | N/A |

#### Generative AI

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **AI Text Summarization** | Not enough data | Not enough data | 

### Digital Customer Service Platforms

| Product | Score | Reviews |
|---|---|---|
| **Avaya Contact Center** | N/A | N/A |
| **Zendesk for Customer Service** | 8.1/10 | 77 |

#### Generative AI

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **AI Text Generation** | Not enough data | 7.8 (67 reviews) | 
| **AI Text Summarization** | Not enough data | 7.7 (66 reviews) | 

### Conversational Commerce Platforms

| Product | Score | Reviews |
|---|---|---|
| **Avaya Contact Center** | N/A | N/A |
| **Zendesk for Customer Service** | N/A | N/A |

#### Conversational AI - Conversational Commerce Platforms

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **AI chatbots** | Not enough data | Not enough data | 
| **Messaging and Notifications** | Not enough data | Not enough data | 
| **AI agents ** | Not enough data | Not enough data | 
| **Voice assistants** | Not enough data | Not enough data | 
| **Communication apps** | Not enough data | Not enough data | 

#### Platform integration - Conversational Commerce Platforms

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Ecommerce stores** | Not enough data | Not enough data | 
| **Sales channels** | Not enough data | Not enough data | 
| **Payment Platform** | Not enough data | Not enough data | 
| **Internal tools** | Not enough data | Not enough data | 

#### Analytics and Reporting - Conversational Commerce Platforms

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Conversational analytics** | Not enough data | Not enough data | 
| **Advance reporting** | Not enough data | Not enough data | 

### AI Customer Support Agents

| Product | Score | Reviews |
|---|---|---|
| **Avaya Contact Center** | N/A | N/A |
| **Zendesk for Customer Service** | 8.3/10 | 111 |

#### Customer Query Resolution - AI Customer Support Agents

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Automated Ticket Resolution** | Not enough data | 8.4 (74 reviews) | 
| **Contextual Response Generation** | Not enough data | 8.1 (71 reviews) | 
| **Sentiment Analysis** | Not enough data | 8.2 (69 reviews) | 
| **Knowledge Base Utilization** | Not enough data | 8.3 (71 reviews) | 
| **Multilingual Support** | Not enough data | 8.2 (68 reviews) | 

#### Customer Interaction Automation - AI Customer Support Agents

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Proactive Customer Outreach** | Not enough data | 8.2 (70 reviews) | 
| **Feedback Collection** | Not enough data | 8.4 (70 reviews) | 
| **Escalation Handling** | Not enough data | 8.3 (71 reviews) | 
| **Workflow Optimization** | Not enough data | 8.5 (70 reviews) | 

#### Automation

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Customer Interaction Automation** | Not enough data | 8.7 (74 reviews) | 
| **Feedback Collection** | Not enough data | 8.6 (70 reviews) | 
| **Document Processing** | Not enough data | 7.9 (68 reviews) | 

#### Autonomy

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Independent Decision Making** | Not enough data | 8.1 (68 reviews) | 
| **Adaptive Responses** | Not enough data | 8.4 (67 reviews) | 
| **Task Execution** | Not enough data | 8.3 (69 reviews) | 
| **Problem Solving** | Not enough data | 8.3 (70 reviews) | 

### AI Agents

| Product | Score | Reviews |
|---|---|---|
| **Avaya Contact Center** | N/A | N/A |
| **Zendesk for Customer Service** | N/A | N/A |

#### Agentic AI - AI Agents

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | 
| **Multi-step Planning** | Not enough data | Not enough data | 
| **Cross-system Integration** | Not enough data | Not enough data | 
| **Adaptive Learning** | Not enough data | Not enough data | 
| **Natural Language Interaction** | Not enough data | Not enough data | 
| **Proactive Assistance** | Not enough data | Not enough data | 
| **Decision Making** | Not enough data | Not enough data | 

### Workforce Management

| Product | Score | Reviews |
|---|---|---|
| **Avaya Contact Center** | N/A | N/A |
| **Zendesk for Customer Service** | 8.8/10 | 26 |

#### Platform

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Customization ** | Not enough data | 8.9 (19 reviews) | 
| **Integration APIs** | Not enough data | 9.2 (14 reviews) | 
| **Internationalization** | Not enough data | 9.6 (8 reviews) | 
| **User, Role, and Access Management** | Not enough data | 9.5 (11 reviews) | 
| **Dashboards** | Not enough data | 8.8 (11 reviews) | 

#### Workforce Management Platform Features

| Feature | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Labor Forecasting** | Not enough data | Not enough data | 
| **Shift Scheduling** | Not enough data | Not enough data | 
| **Time & Attendance Tracking** | Not enough data | Not enough data | 
| **Absence & Leave Management** | Not enough data | Not enough data | 
| **Skills Management** | Not enough data | Not enough data | 
| **Succession Planning** | Not enough data | Not enough data | 
| **Workforce Analytics** | Not enough data | Not enough data | 
| **Self-Service Capabilities** | Not enough data | Not enough data | 
| **Mobile Shift Scheduling** | Not enough data | Not enough data | 
| **Team Communication** | Not enough data | Not enough data | 

---
## Categories
**Shared Categories (2):** [Customer Self-Service Software](https://www.g2.com/categories/customer-self-service), [Digital Customer Service Platforms](https://www.g2.com/categories/digital-customer-service-platforms)

**Unique to Avaya Contact Center (7):** [Auto Dialer Software](https://www.g2.com/categories/auto-dialer), [Contact Center Workforce Software](https://www.g2.com/categories/contact-center-workforce), [Contact Center Software](https://www.g2.com/categories/contact-center), [Speech Analytics Software](https://www.g2.com/categories/speech-analytics), [Call Center Infrastructure (CCI) Software](https://www.g2.com/categories/call-center-infrastructure-cci), [Contact Center Quality Assurance Software](https://www.g2.com/categories/contact-center-quality-assurance), [Customer Communications Management Software](https://www.g2.com/categories/customer-communications-management)

**Unique to Zendesk for Customer Service (13):** [AI Customer Support Agents Software](https://www.g2.com/categories/ai-customer-support-agents), [AI Agents For Business Operations](https://www.g2.com/categories/ai-agents-for-business-operations), [Help Desk Software](https://www.g2.com/categories/help-desk), [Customer Service Automation Software](https://www.g2.com/categories/customer-service-automation), [Conversational Support Software](https://www.g2.com/categories/conversational-support), [Workforce Management Software](https://www.g2.com/categories/workforce-management), [Live Chat Software](https://www.g2.com/categories/live-chat), [Chatbots Software](https://www.g2.com/categories/chatbots), [Complaint Management Software](https://www.g2.com/categories/complaint-management), [Conversational Commerce Platforms](https://www.g2.com/categories/conversational-commerce-platforms), [Social Customer Service Software](https://www.g2.com/categories/social-customer-service), [Proactive Notification Software](https://www.g2.com/categories/proactive-notification), [Shared Inbox Software](https://www.g2.com/categories/shared-inbox)


---
## Reviewer Demographics

### By Company Size

| Segment | Avaya Contact Center | Zendesk for Customer Service | 
|---|---|---|
| **Small-Business** | 13.8% | 40.8% | 
| **Mid-Market** | 33.6% | 45.8% | 
| **Enterprise** | 52.6% | 13.4% | 

### By Industry

#### Avaya Contact Center

- **Telecommunications:** 14.5%
- **Consumer Services:** 10.5%
- **Information Technology and Services:** 10.5%
- **Insurance:** 9.9%
- **Hospital & Health Care:** 4.6%
- **Financial Services:** 4.6%
- **Internet:** 2.6%
- **Entertainment:** 2.6%
- **Retail:** 2.0%
- **Banking:** 2.0%
- **Other:** 36.2%

#### Zendesk for Customer Service

- **Computer Software:** 14.1%
- **Information Technology and Services:** 12.6%
- **Financial Services:** 5.9%
- **Retail:** 5.0%
- **Consumer Services:** 4.4%
- **Internet:** 3.5%
- **Marketing and Advertising:** 3.1%
- **Telecommunications:** 2.8%
- **Health, Wellness and Fitness:** 2.2%
- **Consumer Goods:** 2.1%
- **Other:** 44.2%

---
## Alternatives

### Alternatives to Avaya Contact Center

- [NICE CXone](https://www.g2.com/products/nice-cxone/reviews) — 4.3/5 stars (1730 reviews)
- [Five9 Intelligent Cloud Contact Center Platform](https://www.g2.com/products/five9-intelligent-cloud-contact-center-platform/reviews) — 4.1/5 stars (618 reviews)
- [Talkdesk](https://www.g2.com/products/talkdesk/reviews) — 4.4/5 stars (2532 reviews)
- [Genesys Cloud CX](https://www.g2.com/products/genesys-cloud-cx/reviews) — 4.4/5 stars (1555 reviews)
- [Amazon Connect](https://www.g2.com/products/amazon-connect/reviews) — 4.4/5 stars (91 reviews)
- [3CX](https://www.g2.com/products/3cx/reviews) — 4.4/5 stars (547 reviews)
- [Aircall](https://www.g2.com/products/aircall/reviews) — 4.4/5 stars (1616 reviews)
- [Sprinklr Service](https://www.g2.com/products/sprinklr-service/reviews) — 4.3/5 stars (749 reviews)
- [RingEX](https://www.g2.com/products/ringex/reviews) — 4.2/5 stars (1406 reviews)
- [8x8 Contact Center](https://www.g2.com/products/8x8-contact-center/reviews) — 4.1/5 stars (257 reviews)

### Alternatives to Zendesk for Customer Service

- [Fin](https://www.g2.com/products/fin/reviews) — 4.5/5 stars (3886 reviews)
- [Tidio](https://www.g2.com/products/tidio/reviews) — 4.6/5 stars (1907 reviews)
- [Hiver in Gmail](https://www.g2.com/products/hiver-in-gmail/reviews) — 4.6/5 stars (1283 reviews)
- [Freshdesk](https://www.g2.com/products/freshdesk/reviews) — 4.4/5 stars (3752 reviews)
- [Front](https://www.g2.com/products/front/reviews) — 4.7/5 stars (2499 reviews)
- [LiveAgent](https://www.g2.com/products/liveagent/reviews) — 4.5/5 stars (1538 reviews)
- [Gorgias](https://www.g2.com/products/gorgias/reviews) — 4.6/5 stars (563 reviews)
- [LivePerson](https://www.g2.com/products/liveperson/reviews) — 4.3/5 stars (207 reviews)
- [Agentforce Service (formerly Salesforce Service Cloud)](https://www.g2.com/products/agentforce-service-formerly-salesforce-service-cloud/reviews) — 4.4/5 stars (7356 reviews)
- [HubSpot Service Hub](https://www.g2.com/products/hubspot-service-hub/reviews) — 4.4/5 stars (2916 reviews)

---
## Top Discussions

### Avaya Contact Center

No discussions available for this product.

### Zendesk for Customer Service

- Title: [Is zendesk any good?](https://www.g2.com/discussions/is-zendesk-any-good) — 8 comments, 1 upvote
  > **Top comment:** "For support teams, Zendesk Support is fantastic and will do everything you want it to do. Zendesk Support can not be easily adapted for use with other..."
- Title: [Is there a free version of Zendesk?](https://www.g2.com/discussions/is-there-a-free-version-of-zendesk) — 7 comments, 1 upvote
  > **Top comment:** "There is not a free version of Zendesk, but there are multiple pricing options depending on the size of your organization/agents. "
- Title: [How is Zendesk Support Suite transforming the customer service experience in various industries?](https://www.g2.com/discussions/how-is-zendesk-support-suite-transforming-the-customer-service-experience-in-various-industries) — 6 comments, 4 upvotes
  > **Top comment:** "I am thrilled by how Zendesk Support Suite is transforming customer service across industries with its seamless omnichannel integration and AI-driven..."
- Title: [What is Zendesk Support Suite?](https://www.g2.com/discussions/what-is-zendesk-support-suite) — 4 comments, 3 upvotes
  > **Top comment:** "A single platform for handling all Customer Support activities."
- Title: [What is Zendesk Support Suite used for?](https://www.g2.com/discussions/what-is-zendesk-support-suite-used-for) — 3 comments, 2 upvotes
  > **Top comment:** "Zendesk is a ticketing tool from from where we can respond to customers through email."

---
**Source:** [G2.com](https://www.g2.com) | [Comparison Page](https://www.g2.com/compare/avaya-contact-center-vs-zendesk-for-customer-service)