Compare Five9 Intelligent Cloud Contact Center Platform and Sierra 
At a Glance
Market Segments
Mid-Market (56.8% of reviews)
Small-Business (41.7% of reviews)
Entry-Level Pricing
No pricing available
No pricing available
Five9 Intelligent Cloud Contact Center Platform
Star Rating
(598)4.1 out of 5
Market Segments
Mid-Market (56.8% of reviews)
Pros & Cons
Entry-Level Pricing
No pricing available
Learn more about Five9 Intelligent Cloud Contact Center PlatformSierra
Star Rating
(14)4.4 out of 5
Market Segments
Small-Business (41.7% of reviews)
Pros & Cons
Entry-Level Pricing
No pricing available
Learn more about SierraSummary
AI Generated Summary
AI-generated. Powered by real user reviews.
- G2 reviewers report that Five9 Intelligent Cloud Contact Center Platform excels in its support process, with users appreciating the attention given to customer queries. This level of support can be crucial for businesses that rely on timely assistance to resolve issues.
- Users say that Sierra stands out for its focus on safe, supervised AI agents, which can perform real business actions while maintaining brand integrity. This feature is particularly appealing for enterprises looking to leverage AI without compromising their reputation.
- Reviewers mention that Five9 offers impressive automation capabilities, particularly with features like Agent Insights and Agent Assist, which significantly enhance customer experience by streamlining operations that were previously manual tasks.
- According to verified reviews, Sierra is praised for its user-friendly interface and support for multiple languages, making it a versatile choice for businesses operating in diverse markets.
- G2 reviewers highlight that Five9's ability to create and customize IVRs from scratch is a major advantage, allowing businesses to tailor their customer interactions effectively without the burden of managing infrastructure.
- Users report that while Five9 has a strong overall performance, Sierra's founding team brings deep enterprise expertise, instilling confidence in its execution and making it a compelling option for businesses seeking reliable customer service solutions.
Pricing
Entry-Level Pricing
Five9 Intelligent Cloud Contact Center Platform
No pricing availableSierra
No pricing availableFree Trial
Five9 Intelligent Cloud Contact Center Platform
No trial information availableSierra
No trial information availableRatings
Meets Requirements
8.4
490
8.1
12
Ease of Use
8.4
499
8.6
12
Ease of Setup
8.0
357
8.3
11
Ease of Admin
8.0
302
Not enough data
Quality of Support
8.3
471
8.9
11
Has the product been a good partner in doing business?
8.6
300
Not enough data
Product Direction (% positive)
7.5
486
9.0
12
Features by Category
Ticket and Case Management
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Generative AI
Not enough data
Not enough data
Not enough data
Not enough data
Agentic AI - Help Desk
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Communication Channels
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Platform
7.3
8
Not enough data
8.0
58
Not enough data
9.2
10
Not enough data
8.7
9
Not enough data
8.1
9
Not enough data
8.3
8
Not enough data
Dialing Options
8.9
144
|
Verified
Not enough data
8.8
138
|
Verified
Not enough data
6.2
7
Not enough data
Agent Tools
8.8
122
|
Verified
Not enough data
8.7
134
|
Verified
Not enough data
8.9
146
|
Verified
Not enough data
Automation
8.3
126
|
Verified
Not enough data
8.8
124
|
Verified
Not enough data
8.4
118
|
Verified
Not enough data
Agentic AI - Auto Dialer
5.6
9
Not enough data
5.9
9
Not enough data
AI Capabilities - Auto Dialer
4.2
6
Not enough data
3.9
6
Not enough data
3.9
6
Not enough data
Administration
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Knowledge Management
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Compliance
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Customer Support
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Data Security
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Administration
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Generative AI
Not enough data
Not enough data
Channels
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Design
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Generative AI
Not enough data
Not enough data
Not enough data
Not enough data
Quality Assurance
8.5
51
Not enough data
8.4
50
Not enough data
8.4
52
Not enough data
Engagement
8.4
49
Not enough data
8.4
56
Not enough data
8.4
50
Not enough data
Performance
8.8
56
Not enough data
8.9
51
Not enough data
Generative AI
6.1
11
Not enough data
6.4
11
Not enough data
Channels
8.9
230
|
Verified
Not enough data
7.5
171
|
Verified
Not enough data
7.9
169
|
Verified
Not enough data
7.4
162
|
Verified
Not enough data
7.5
171
|
Verified
Not enough data
Generative AI
6.2
58
Not enough data
Functions
8.8
256
|
Verified
Not enough data
8.8
256
|
Verified
Not enough data
8.7
230
|
Verified
Not enough data
8.1
163
|
Verified
Not enough data
8.7
193
|
Verified
Not enough data
8.8
215
|
Verified
Not enough data
8.8
209
|
Verified
Not enough data
8.6
190
|
Verified
Not enough data
Agentic AI - Contact Center
6.2
33
Not enough data
7.3
36
Not enough data
Feature Not Available
Not enough data
6.7
34
Not enough data
Administrative
8.2
229
|
Verified
Not enough data
8.7
247
|
Verified
Not enough data
8.3
262
|
Verified
Not enough data
8.7
201
|
Verified
Not enough data
8.3
172
|
Verified
Not enough data
Compliance
8.8
59
Not enough data
8.8
62
Not enough data
8.5
57
Not enough data
Management
8.6
56
Not enough data
8.5
59
Not enough data
8.6
60
Not enough data
8.5
60
Not enough data
Integration
8.8
61
Not enough data
8.5
60
Not enough data
8.5
57
Not enough data
ServiceNow Apps
9.0
7
Not enough data
9.8
7
Not enough data
Agentic AI - ServiceNow Store Apps
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Responses
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Automation - AI Agents
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Feature Not Available
Not enough data
Feature Not Available
Not enough data
Platform
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Autonomy - AI Agents
Feature Not Available
Not enough data
Feature Not Available
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Generative AI
Not enough data
Not enough data
Not enough data
Not enough data
Responses
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Platform
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Generative AI
Not enough data
Not enough data
Not enough data
Not enough data
Workforce Management
8.5
50
|
Verified
Not enough data
8.7
52
|
Verified
Not enough data
8.3
51
|
Verified
Not enough data
8.2
50
|
Verified
Not enough data
6.7
47
Not enough data
Administration
8.0
50
|
Verified
Not enough data
8.1
54
|
Verified
Not enough data
8.1
55
|
Verified
Not enough data
8.2
48
|
Verified
Not enough data
8.3
46
|
Verified
Not enough data
Conversational Platform
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Support Automation
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Generative AI
Not enough data
Not enough data
Not enough data
Not enough data
Messaging Channels
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Administration
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Platform
7.7
92
Not enough data
6.8
87
Not enough data
8.3
96
Not enough data
8.7
101
Not enough data
8.7
98
Not enough data
8.5
96
Not enough data
8.9
100
Not enough data
Generative AI
6.1
29
Not enough data
Workforce Management
8.9
93
Not enough data
8.9
93
Not enough data
Call Center Infrastructure (CCI)
6.4
12
Not enough data
8.3
12
Not enough data
7.1
12
Not enough data
6.3
12
Not enough data
Administrative
9.0
96
Not enough data
8.7
100
Not enough data
Customer Support
8.1
31
Not enough data
8.2
31
Not enough data
7.8
31
Not enough data
Automation
7.7
30
Not enough data
8.4
30
Not enough data
8.1
29
Not enough data
Artificial Intelligence
Feature Not Available
Not enough data
7.8
29
Not enough data
7.5
29
Not enough data
Generative AI
Not enough data
Not enough data
Not enough data
Not enough data
Agentic AI - Bot Platforms
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Generative AI
5.2
14
Not enough data
6.6
15
Not enough data
5.4
14
Not enough data
Communication
8.8
56
Not enough data
8.9
57
Not enough data
8.1
50
Not enough data
8.4
52
Not enough data
8.1
43
Not enough data
Internal Use
8.0
58
Not enough data
8.0
46
Not enough data
7.7
45
Not enough data
8.4
48
Not enough data
7.9
49
Not enough data
8.4
50
Not enough data
Generative AI
Not enough data
Not enough data
Not enough data
Not enough data
Process
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Channels
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Insight
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Generative AI
5.3
6
Not enough data
Generative AI
Not enough data
Not enough data
Not enough data
Not enough data
AI Compliance
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Risk Management & Monitoring
Not enough data
Not enough data
Not enough data
Not enough data
AI Lifecycle Management
Not enough data
Not enough data
Access Control and Security
Not enough data
Not enough data
Collaboration and Communication
Not enough data
Not enough data
Agentic AI - AI Governance Tools
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Feature Not Available
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Customization - AI Agent Builders
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Functionality - AI Agent Builders
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Data and Analytics - AI Agent Builders
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Integration - AI Agent Builders
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Voice Recognition - AI Voice Assistants
Not enough data
Not enough data
Speech Synthesis - AI Voice Assistants
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Security and privacy - AI Voice Assistants
Not enough data
Not enough data
Compatibility - AI Voice Assistants
Not enough data
Not enough data
Agentic AI - Salesforce AppExchange Apps
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Agentic AI - Outbound Call Tracking
6.9
8
Not enough data
7.1
8
Not enough data
Calling
9.0
12
Not enough data
8.2
11
Not enough data
8.8
11
Not enough data
9.0
12
Not enough data
9.0
12
Not enough data
Contacts
8.2
12
Not enough data
8.8
10
Not enough data
8.5
12
Not enough data
Insights
8.2
12
Not enough data
8.6
11
Not enough data
8.8
12
Not enough data
7.8
12
Not enough data
7.8
10
Not enough data
6.9
9
Not enough data
Agentic AI - UCaaS Platforms
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Extensions
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Features
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Natural Language Interaction - Conversational Interface Agents
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Intent & Action Handling - Conversational Interface Agents
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Context & Personalization - Conversational Interface Agents
Not enough data
Not enough data
Not enough data
Not enough data
Enterprise Integration & Deployment - Conversational Interface Agents
Not enough data
Not enough data
Not enough data
Not enough data
Reporting
Not enough data
Not enough data
Not enough data
Not enough data
Omnichannel Features
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Customer Query Resolution - AI Customer Support Agents
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Customer Interaction Automation - AI Customer Support Agents
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Automation
Not enough data
Not enough data
Feature Not Available
Not enough data
Feature Not Available
Not enough data
Autonomy
Feature Not Available
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Agentic AI - AI Agents
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Categories
Categories
Shared Categories
Five9 Intelligent Cloud Contact Center Platform and Sierra are categorized as AI Agent Builders and AI Agents For Business Operations
Unique Categories
Five9 Intelligent Cloud Contact Center Platform is categorized as Chatbots, AI Voice Assistants, Contact Center, AI Customer Support Agents, Auto Dialer, Contact Center Workforce, Conversational Support, Omnichannel Commerce, Speech Analytics, ServiceNow Store Apps, Help Desk, UCaaS Platforms, Call Compliance, Digital Customer Service Platforms, Customer Communications Management, Live Chat, Contact Center Knowledge Base, Social Customer Service, Proactive Notification, Salesforce AppExchange Apps, Call Center Infrastructure (CCI), AI Governance Tools, Contact Center Quality Assurance, Outbound Call Tracking, and Customer Service Automation
Sierra is categorized as Bot Platforms and Conversational Interface Agents
Reviews
Reviewers' Company Size
Five9 Intelligent Cloud Contact Center Platform
Small-Business(50 or fewer emp.)
Mid-Market(51-1000 emp.)
Enterprise(> 1000 emp.)
Sierra
Small-Business(50 or fewer emp.)
Mid-Market(51-1000 emp.)
Enterprise(> 1000 emp.)
Small-Business
(50 or fewer emp.)
Mid-Market
(51-1000 emp.)
Enterprise
(> 1000 emp.)
Reviewers' Industry
Consumer Services
8.9%
Financial Services
8.0%
Insurance
7.1%
Information Technology and Services
6.4%
Telecommunications
5.3%
Other
64.4%
Hospital & Health Care
16.7%
Wholesale
8.3%
Research
8.3%
Online Media
8.3%
Market Research
8.3%
Other
50.0%
Alternatives
Discussions
What is Five9 used for?
1 Comment
BP
A broad spectrum of customer support solutions. Primarily call handling (IVR), cloud transport, call distribution across sites, work force management and IVA. Read more
Sierra has no discussions with answers
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