# 3CX vs Avaya Unified Communications Comparison
---
## AI Generated Summary
- **G2 reviewers report** that 3CX excels in **ease of use** , with many users appreciating its intuitive interface and the ability to self-host on a simple server. This flexibility allows businesses to maintain good performance while enjoying a rich feature set at a fair price.
- **Users say** that Avaya Unified Communications shines in **call clarity** and offers customizable settings for call management. Reviewers have noted the platform's recent enhancements aimed at boosting collaboration, making it a solid choice for businesses looking to streamline communication.
- **According to verified reviews** , 3CX has a significant advantage in **implementation speed** , with users highlighting its straightforward setup process. Many find it easy to provision, especially when completing the necessary training certifications, which contributes to a smoother onboarding experience.
- **Reviewers mention** that Avaya Unified Communications provides a strong **quality of support** , with users appreciating the assistance available during implementation. This support can be crucial for enterprises that require a reliable partner in their communication strategy.
- **G2 reviewers highlight** that while 3CX offers a robust set of features, it sometimes faces challenges in meeting specific workflow needs, with some users reporting configuration difficulties. However, its unified controls for voice and chat are frequently praised for enhancing user experience.
- **Users note** that Avaya's recent updates have improved its **collaboration tools** , making it a strong contender for larger enterprises. However, some users feel that the platform could benefit from a more user-friendly interface to match the ease of use found in 3CX.



| | 3CX | Avaya Unified Communications | 
|---|---|---|
| **Star Rating** | 4.4 out of 5 | 4.2 out of 5 | 
| **Total Reviews** | 547 | 42 | 
| **Largest Market Segment** | Mid-Market (55.0% of reviews) | Enterprise (60.5% of reviews) | 
| **Entry Level Price** | Free 10 Users | No pricing available | 

---
## Top Pros & Cons

### 3CX

Pros:
- Ease of Use (42 reviews)
- Reliability (31 reviews)

Cons:
- Complex Processes (11 reviews)
- Difficult Configuration (10 reviews)

### Avaya Unified Communications

Pros:
- Ease of Use (3 reviews)
- Communication (1 reviews)

Cons:
- Call Drops (2 reviews)
- Connection Issues (2 reviews)

---
## Ratings Comparison
| Rating | 3CX | Avaya Unified Communications | 
|---|---|---|
  | **Meets Requirements** | 8.9 (366 reviews) | 9.1 (30 reviews) | 
  | **Ease of Use** | 9.0 (374 reviews) | 8.7 (30 reviews) | 
  | **Ease of Setup** | 8.8 (254 reviews) | 7.8 (12 reviews) | 
  | **Ease of Admin** | 9.0 (237 reviews) | 9.1 (11 reviews) | 
  | **Quality of Support** | 7.9 (333 reviews) | 8.4 (29 reviews) | 
  | **Has the product been a good partner in doing business?** | 8.6 (227 reviews) | 8.9 (12 reviews) | 
  | **Product Direction (% positive)** | 8.4 (366 reviews) | 6.9 (30 reviews) | 

---
## Pricing

### 3CX

#### Entry-Level Pricing

Plan: 3CX SMB

Price: Free 10 Users

Description: Free for up to 10 users.

Key Features:
- Next-gen phone system
- Bring your own SIP Trunk
- WFH: remote-enable teams

[Browse all 3 editions](https://www.g2.com/products/3cx/pricing)

#### Free Trial

Yes

### Avaya Unified Communications

#### Entry-Level Pricing

No pricing available

#### Free Trial

Yes

---
## Features Comparison By Category

### Contact Center

| Product | Score | Reviews |
|---|---|---|
| **3CX** | 8.2/10 | 304 |
| **Avaya Unified Communications** | N/A | N/A |

#### Channels

| Feature | 3CX | Avaya Unified Communications | 
|---|---|---|
| **Voice** | 9.4 (142 reviews) ✓ Verified | Not enough data | 
| **Social** | Feature Not Available | Not enough data | 
| **Web Chat** | 8.6 (94 reviews) ✓ Verified | Not enough data | 
| **Mobile SMS** | 7.3 (71 reviews) | Not enough data | 
| **Email** | Feature Not Available | Not enough data | 

#### Generative AI

| Feature | 3CX | Avaya Unified Communications | 
|---|---|---|
| **AI Text-to-Speech** | 6.9 (23 reviews) | Not enough data | 

#### Functions

| Feature | 3CX | Avaya Unified Communications | 
|---|---|---|
| **Session Routing** | 8.9 (181 reviews) ✓ Verified | Not enough data | 
| **Session Queuing** | 8.9 (185 reviews) ✓ Verified | Not enough data | 
| **Concurrent Calling** | 8.9 (184 reviews) ✓ Verified | Not enough data | 
| **Speech Analytics** | Feature Not Available | Not enough data | 
| **Auto Dialer** | 8.2 (93 reviews) | Not enough data | 
| **IVR** | 9.1 (117 reviews) | Not enough data | 
| **Inbound Screen Pop** | 8.8 (98 reviews) | Not enough data | 
| **Persistent Data** | 8.4 (95 reviews) ✓ Verified | Not enough data | 

#### Agentic AI - Contact Center

| Feature | 3CX | Avaya Unified Communications | 
|---|---|---|
| **Autonomous Task Execution** | 6.3 (13 reviews) | Not enough data | 
| **Cross-system Integration** | 7.0 (18 reviews) | Not enough data | 
| **Natural Language Interaction** | 6.9 (12 reviews) | Not enough data | 
| **Proactive Assistance** | 6.9 (12 reviews) | Not enough data | 

#### Administrative

| Feature | 3CX | Avaya Unified Communications | 
|---|---|---|
| **Session Summary Notes** | 8.3 (149 reviews) ✓ Verified | Not enough data | 
| **Administrator Access** | 9.0 (179 reviews) ✓ Verified | Not enough data | 
| **Reporting & Dashboards** | 8.4 (185 reviews) ✓ Verified | Not enough data | 
| **Session Recording** | 9.0 (114 reviews) | Not enough data | 
| **Agent Scheduling and Assignment** | 8.3 (103 reviews) ✓ Verified | Not enough data | 

### Video Conferencing

| Product | Score | Reviews |
|---|---|---|
| **3CX** | 9.0/10 | 145 |
| **Avaya Unified Communications** | 8.6/10 | 10 |

#### Collaboration Tools

| Feature | 3CX | Avaya Unified Communications | 
|---|---|---|
| **Screen Sharing** | 8.8 (68 reviews) ✓ Verified | 8.9 (9 reviews) | 
| **Presentations** | 9.1 (37 reviews) ✓ Verified | Not enough data | 
| **Whiteboarding** | 9.0 (33 reviews) | Not enough data | 
| **Live Chat** | 9.2 (39 reviews) ✓ Verified | Not enough data | 
| **Hand Raising** | 8.5 (34 reviews) ✓ Verified | Not enough data | 

#### Meeting Coordination

| Feature | 3CX | Avaya Unified Communications | 
|---|---|---|
| **Scheduling** | 8.4 (71 reviews) ✓ Verified | 8.0 (10 reviews) | 
| **Recording** | 9.1 (67 reviews) ✓ Verified | 9.0 (10 reviews) | 
| **Participant Permissions** | 9.2 (69 reviews) ✓ Verified | 8.8 (10 reviews) | 
| **One-Click Join** | 8.9 (41 reviews) ✓ Verified | Not enough data | 

#### Software Type

| Feature | 3CX | Avaya Unified Communications | 
|---|---|---|
| **Mobile** | 9.0 (83 reviews) ✓ Verified | 8.5 (9 reviews) | 
| **Browser Application** | 9.3 (46 reviews) ✓ Verified | Not enough data | 
| **Desktop Application** | 9.2 (44 reviews) ✓ Verified | Not enough data | 

#### Agentic AI - Video Conferencing

| Feature | 3CX | Avaya Unified Communications | 
|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | 
| **Proactive Assistance** | Not enough data | Not enough data | 
| **Decision Making** | Not enough data | Not enough data | 

### Call Center Infrastructure (CCI)

| Product | Score | Reviews |
|---|---|---|
| **3CX** | 8.7/10 | 54 |
| **Avaya Unified Communications** | N/A | N/A |

#### Platform

| Feature | 3CX | Avaya Unified Communications | 
|---|---|---|
| **Omnichannel** | 7.7 (40 reviews) | Not enough data | 
| **Mobile Access** | 8.9 (48 reviews) | Not enough data | 
| **Queue Management** | 9.1 (46 reviews) | Not enough data | 
| **Call Routing** | 8.8 (49 reviews) | Not enough data | 
| **Call Back** | 8.9 (47 reviews) | Not enough data | 
| **IVR** | 9.2 (42 reviews) | Not enough data | 
| **Automatic Call Distribution** | 9.1 (46 reviews) | Not enough data | 

#### Generative AI

| Feature | 3CX | Avaya Unified Communications | 
|---|---|---|
| **AI Text-to-Speech** | 6.8 (14 reviews) | Not enough data | 

#### Workforce Management

| Feature | 3CX | Avaya Unified Communications | 
|---|---|---|
| **Call Monitoring** | 9.2 (48 reviews) | Not enough data | 
| **Performance Evaluation** | 8.7 (47 reviews) | Not enough data | 

#### Call Center Infrastructure (CCI)

| Feature | 3CX | Avaya Unified Communications | 
|---|---|---|
| **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 | 3CX | Avaya Unified Communications | 
|---|---|---|
| **Call Recording** | 9.1 (49 reviews) | Not enough data | 
| **Reporting & Dashboards** | 8.5 (48 reviews) | Not enough data | 

### Live Chat

| Product | Score | Reviews |
|---|---|---|
| **3CX** | 8.5/10 | 57 |
| **Avaya Unified Communications** | N/A | N/A |

#### Generative AI

| Feature | 3CX | Avaya Unified Communications | 
|---|---|---|
| **AI Text Generation** | 6.3 (10 reviews) | Not enough data | 
| **AI Text Summarization** | 7.2 (9 reviews) | Not enough data | 
| **AI Text-to-Speech** | 7.4 (9 reviews) | Not enough data | 

#### Communication

| Feature | 3CX | Avaya Unified Communications | 
|---|---|---|
| **Pop-up Chat** | 9.3 (37 reviews) | Not enough data | 
| **Notifications** | 9.3 (38 reviews) | Not enough data | 
| **Targeted Emails** | Feature Not Available | Not enough data | 
| **In-App Messaging** | 9.3 (37 reviews) | Not enough data | 
| **Co-Browsing** | Feature Not Available | Not enough data | 

####  Internal Use

| Feature | 3CX | Avaya Unified Communications | 
|---|---|---|
| **Customization ** | 8.9 (43 reviews) | Not enough data | 
| **Conversation Archiving** | 8.9 (37 reviews) | Not enough data | 
| **Lead Development** | Feature Not Available | Not enough data | 
| **Knowledge Base** | Feature Not Available | Not enough data | 
| **Team Inbox ** | 8.9 (36 reviews) | Not enough data | 
| **Customer Profiles** | 9.0 (34 reviews) | Not enough data | 

### Cloud PBX Platforms

| Product | Score | Reviews |
|---|---|---|
| **3CX** | 8.7/10 | 28 |
| **Avaya Unified Communications** | N/A | N/A |

#### Basic Communication - Cloud PBX

| Feature | 3CX | Avaya Unified Communications | 
|---|---|---|
| **Call Management** | 9.7 (25 reviews) | Not enough data | 
| **Communication Management** | 8.9 (21 reviews) | Not enough data | 
| **Scalability** | 9.7 (21 reviews) | Not enough data | 
| **Integrations** | 8.4 (23 reviews) | Not enough data | 
| **Mobile Accessibility** | 9.6 (23 reviews) | Not enough data | 
| **Accessibility** | 9.8 (23 reviews) | Not enough data | 

#### Advanced Features - Cloud PBX

| Feature | 3CX | Avaya Unified Communications | 
|---|---|---|
| **Security and Compliance** | 8.5 (20 reviews) | Not enough data | 
| **Analytics and Reporting** | 7.7 (22 reviews) | Not enough data | 
| **Support and Reliability** | 8.0 (22 reviews) | Not enough data | 
| **Automated attendant** | 7.1 (22 reviews) | Not enough data | 

### VoIP Providers

| Product | Score | Reviews |
|---|---|---|
| **3CX** | 8.5/10 | 281 |
| **Avaya Unified Communications** | N/A | N/A |

#### Platform Basics - VoIP Providers

| Feature | 3CX | Avaya Unified Communications | 
|---|---|---|
| **PBX systems, VoIP Softphone** | 9.4 (21 reviews) | Not enough data | 
| **Call Management** | 9.6 (19 reviews) | Not enough data | 
| **Network monitoring** | 8.4 (19 reviews) | Not enough data | 
| **Integrations** | 9.0 (19 reviews) | Not enough data | 
| **Virtual PBX** | 9.1 (19 reviews) | Not enough data | 
| **SIP trunking services** | 9.3 (19 reviews) | Not enough data | 

#### Basic Communication

| Feature | 3CX | Avaya Unified Communications | 
|---|---|---|
| **Phone Calls** | 9.5 (194 reviews) ✓ Verified | Not enough data | 
| **Video Calls** | 8.4 (134 reviews) ✓ Verified | Not enough data | 
| **Instant Messaging** | 8.3 (133 reviews) ✓ Verified | Not enough data | 
| **Screen Sharing** | 8.2 (118 reviews) ✓ Verified | Not enough data | 
| **Conference Calls** | 8.8 (175 reviews) ✓ Verified | Not enough data | 
| **Desk-to-Desk Calls** | 9.4 (187 reviews) ✓ Verified | Not enough data | 

#### Agentic AI - VoIP Providers

| Feature | 3CX | Avaya Unified Communications | 
|---|---|---|
| **Autonomous Task Execution** | 6.1 (9 reviews) | Not enough data | 
| **Cross-system Integration** | 7.7 (8 reviews) | Not enough data | 
| **Adaptive Learning** | 6.9 (8 reviews) | Not enough data | 
| **Proactive Assistance** | 6.9 (8 reviews) | Not enough data | 

#### Access

| Feature | 3CX | Avaya Unified Communications | 
|---|---|---|
| **Software Pairing** | 8.4 (117 reviews) ✓ Verified | Not enough data | 
| **Browser Extension** | 8.5 (155 reviews) ✓ Verified | Not enough data | 
| **Individual Download** | 8.4 (164 reviews) ✓ Verified | Not enough data | 

#### Advanced Features

| Feature | 3CX | Avaya Unified Communications | 
|---|---|---|
| **Hold Music** | 8.6 (174 reviews) ✓ Verified | Not enough data | 
| **Automated Attendants** | 9.0 (162 reviews) ✓ Verified | Not enough data | 
| **VOiP Number** | Feature Not Available | Not enough data | 

### UCaaS Platforms

| Product | Score | Reviews |
|---|---|---|
| **3CX** | 9.2/10 | 74 |
| **Avaya Unified Communications** | 9.3/10 | 8 |

#### Agentic AI - UCaaS Platforms

| Feature | 3CX | Avaya Unified Communications | 
|---|---|---|
| **Autonomous Task Execution** | 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 | 

#### Extensions

| Feature | 3CX | Avaya Unified Communications | 
|---|---|---|
| **Tenancy Flexibility** | Feature Not Available | 9.3 (5 reviews) | 
| **Native VoIP** | 9.7 (24 reviews) ✓ Verified | 9.0 (7 reviews) ✓ Verified | 
| **CCaaS Option** | 9.0 (22 reviews) ✓ Verified | 8.7 (5 reviews) ✓ Verified | 

#### Features

| Feature | 3CX | Avaya Unified Communications | 
|---|---|---|
| **Voicemail to Email** | 9.4 (24 reviews) ✓ Verified | Feature Not Available | 
| **File Sharing** | 8.7 (18 reviews) ✓ Verified | 9.3 (5 reviews) ✓ Verified | 
| **Voice Conferencing** | 9.4 (28 reviews) ✓ Verified | 9.7 (6 reviews) ✓ Verified | 
| **Video Conferencing** | 8.6 (27 reviews) ✓ Verified | 9.7 (6 reviews) ✓ Verified | 
| **Conference Transcripts** | Feature Not Available | 9.7 (5 reviews) | 

---
## Categories
**Shared Categories (4):** [UCaaS Platforms](https://www.g2.com/categories/ucaas-platforms), [VoIP Providers](https://www.g2.com/categories/voip-providers), [Video Conferencing Software](https://www.g2.com/categories/video-conferencing), [Cloud PBX Platforms Software](https://www.g2.com/categories/cloud-pbx-platforms)

**Unique to 3CX (3):** [Live Chat Software](https://www.g2.com/categories/live-chat), [Contact Center Software](https://www.g2.com/categories/contact-center), [Call Center Infrastructure (CCI) Software](https://www.g2.com/categories/call-center-infrastructure-cci)



---
## Reviewer Demographics

### By Company Size

| Segment | 3CX | Avaya Unified Communications | 
|---|---|---|
| **Small-Business** | 36.1% | 18.4% | 
| **Mid-Market** | 55.0% | 21.1% | 
| **Enterprise** | 8.9% | 60.5% | 

### By Industry

#### 3CX

- **Information Technology and Services:** 10.6%
- **Hospital & Health Care:** 5.4%
- **Education Management:** 5.2%
- **Telecommunications:** 4.9%
- **Construction:** 4.2%
- **Computer Software:** 4.0%
- **Financial Services:** 4.0%
- **Computer & Network Security:** 3.8%
- **E-Learning:** 3.5%
- **Insurance:** 3.1%
- **Other:** 51.4%

#### Avaya Unified Communications

- **Computer Software:** 10.5%
- **Insurance:** 10.5%
- **Information Technology and Services:** 7.9%
- **Utilities:** 5.3%
- **Banking:** 5.3%
- **Marketing and Advertising:** 5.3%
- **Cosmetics:** 5.3%
- **Financial Services:** 5.3%
- **Accounting:** 2.6%
- **Alternative Medicine:** 2.6%
- **Other:** 39.5%

---
## Alternatives

### Alternatives to 3CX

- [Nextiva](https://www.g2.com/products/nextiva/reviews) — 4.5/5 stars (3578 reviews)
- [Genesys Cloud CX](https://www.g2.com/products/genesys-cloud-cx/reviews) — 4.4/5 stars (1554 reviews)
- [RingEX](https://www.g2.com/products/ringex/reviews) — 4.2/5 stars (1400 reviews)
- [Webex Calling](https://www.g2.com/products/webex-calling/reviews) — 4.5/5 stars (635 reviews)
- [Dialpad Connect](https://www.g2.com/products/dialpad-connect/reviews) — 4.4/5 stars (4191 reviews)
- [Aircall](https://www.g2.com/products/aircall/reviews) — 4.4/5 stars (1608 reviews)
- [GoTo Connect](https://www.g2.com/products/goto-connect/reviews) — 4.4/5 stars (1415 reviews)
- [Yeastar P-Series PBX System](https://www.g2.com/products/yeastar-p-series-pbx-system/reviews) — 4.8/5 stars (81 reviews)
- [Vonage Business Communications](https://www.g2.com/products/vonage-business-communications/reviews) — 4.3/5 stars (503 reviews)
- [Mitel](https://www.g2.com/products/mitel/reviews) — 3.8/5 stars (235 reviews)

### Alternatives to Avaya Unified Communications

- [Webex Suite](https://www.g2.com/products/cisco-webex-suite/reviews) — 4.2/5 stars (18908 reviews)
- [Microsoft Teams](https://www.g2.com/products/microsoft-teams/reviews) — 4.4/5 stars (19144 reviews)
- [Zoom Workplace](https://www.g2.com/products/zoom-workplace/reviews) — 4.5/5 stars (56472 reviews)
- [RingEX](https://www.g2.com/products/ringex/reviews) — 4.2/5 stars (1400 reviews)
- [Webex Calling](https://www.g2.com/products/webex-calling/reviews) — 4.5/5 stars (635 reviews)
- [Nextiva](https://www.g2.com/products/nextiva/reviews) — 4.5/5 stars (3578 reviews)
- [8x8 Work](https://www.g2.com/products/8x8-work/reviews) — 4.2/5 stars (928 reviews)
- [Genesys Cloud CX](https://www.g2.com/products/genesys-cloud-cx/reviews) — 4.4/5 stars (1554 reviews)
- [Google Workspace](https://www.g2.com/products/google-workspace/reviews) — 4.6/5 stars (48095 reviews)
- [Vonage Business Communications](https://www.g2.com/products/vonage-business-communications/reviews) — 4.3/5 stars (503 reviews)

---
## Top Discussions

### 3CX

- Title: [How do I integrate 3CX to my CRM](https://www.g2.com/discussions/how-do-i-integrate-3cx-to-my-crm) — 2 comments, 1 upvote
  > **Top comment:** "In order to do this there are 2 things you need to do:
1) Make sure you are using either the 3CX WebClient or 3CX Desktop App to make calls
2) Use either..."
- Title: [Getting STUN setup for remote employees has been a challenge during this COVID-19 pandemic.](https://www.g2.com/discussions/25993-getting-stun-setup-for-remote-employees-has-been-a-challenge-during-this-covid-19-pandemic) — 2 comments, 1 upvote
  > **Top comment:** "Hello Tim,

Thank you for your question. As this is a technical issue, I would advise you to open a support ticket with our team, which is available for..."
- Title: [What is 3CX used for?](https://www.g2.com/discussions/what-is-3cx-used-for) — 1 comment, 1 upvote
  > **Top comment:** "Business communication system primarily used for VoIP Phone System"
- Title: [Arabic Support !?](https://www.g2.com/discussions/arabic-support) — 1 comment, 1 upvote
  > **Top comment:** "I am not sure if they support in arabic language but the language has issues in 3cx as it is written from right to left."
- Title: [Teams integration](https://www.g2.com/discussions/34346-teams-integration) — 1 comment, 1 upvote
  > **Top comment:** "www.ring2teams.com/3cx

Let me know if you would like a free trial 

luke@exceltelecom.co.uk"

### Avaya Unified Communications

No discussions available for this product.

---
**Source:** [G2.com](https://www.g2.com) | [Comparison Page](https://www.g2.com/compare/3cx-vs-avaya-unified-communications)