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- Azure Text to Speech API
- IBM Watson Text to Speech
- Azure Text to Speech API-vs-IBM Watson Text to Speech
Compare Azure Text to Speech API and IBM Watson Text to Speech 
At a Glance
Market Segments
Small-Business (51.7% of reviews)
Small-Business (40.9% of reviews)
Entry-Level Pricing
No pricing available
$0 10,000 characters per month
Azure Text to Speech API
Star Rating
(88)4.2 out of 5
Market Segments
Small-Business (51.7% of reviews)
Entry-Level Pricing
No pricing available
Learn more about Azure Text to Speech APIIBM Watson Text to Speech
Star Rating
(44)4.1 out of 5
Market Segments
Small-Business (40.9% of reviews)
Entry-Level Pricing
$0 10,000 characters per month
Browse all 3 pricing plansSummary
AI Generated Summary
AI-generated. Powered by real user reviews.
- Users report that IBM Watson Text to Speech excels in Range of Tones with a score of 9.3, providing a more diverse auditory experience compared to Azure's 8.6, which some users feel limits expressiveness.
- Reviewers mention that Azure Text to Speech API offers superior Speed of Generation with a score of 9.1, making it a preferred choice for applications requiring quick responses, while IBM Watson's score of 8.6 is seen as less efficient in high-demand scenarios.
- G2 users highlight that IBM Watson's Text Optimization feature scores an impressive 9.5, allowing for better contextual understanding, whereas Azure's 8.6 is noted to sometimes miss nuances in text interpretation.
- Users on G2 appreciate Azure's Voice Cloning capabilities, scoring 8.6, which reviewers say provides a more personalized touch, while IBM Watson's score of 8.3 is seen as less advanced in this area.
- Reviewers mention that IBM Watson's Natural Sounding Voices score of 8.8 is often praised for its realism, while Azure's 8.5 is noted to occasionally sound robotic in certain contexts.
- Users say that both platforms perform well in Audio Format Flexibility, with IBM Watson at 8.8 and Azure at 8.6, but some users feel IBM Watson offers a slight edge in supporting a wider range of audio formats.
Pricing
Entry-Level Pricing
Azure Text to Speech API
No pricing availableIBM Watson Text to Speech
Lite
$0
10,000 characters per month
The Lite plan gets you started with 10,000 characters per month at no cost.
Free Trial
Azure Text to Speech API
No trial information availableIBM Watson Text to Speech
Free Trial is available
Ratings
Meets Requirements
8.1
71
8.6
32
Ease of Use
8.7
71
9.0
32
Ease of Setup
7.5
45
8.5
27
Ease of Admin
7.5
44
8.1
25
Quality of Support
7.8
65
8.0
23
Has the product been a good partner in doing business?
7.8
42
7.9
24
Product Direction (% positive)
8.7
70
10.0
32
Features by Category
Integration
8.8
32
8.1
8
8.8
32
8.3
8
Speech Output
9.1
32
8.3
8
8.7
31
9.2
8
8.9
31
7.9
8
8.8
32
9.0
8
8.8
32
8.6
7
8.3
32
7.6
7
8.6
32
8.8
8
Audio Format
8.5
32
8.8
8
8.6
32
8.8
8
8.7
31
9.0
8
Generative AI
Feature Not Available
Feature Not Available
Audio
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Video
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Not enough data
Image
Not enough data
Not enough data
Not enough data
Not enough data
Text
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
Generative AI
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
Categories
Categories
Shared Categories
Azure Text to Speech API and IBM Watson Text to Speech are categorized as Text to Speech
Unique Categories
Azure Text to Speech API has no unique categories
IBM Watson Text to Speech has no unique categories
Reviews
Reviewers' Company Size
Azure Text to Speech API
Small-Business(50 or fewer emp.)
Mid-Market(51-1000 emp.)
Enterprise(> 1000 emp.)
IBM Watson Text to Speech
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
Information Technology and Services
21.8%
Computer Software
20.7%
Hospital & Health Care
4.6%
Education Management
4.6%
Consulting
2.3%
Other
46.0%
Computer Software
22.7%
Information Technology and Services
18.2%
Education Management
6.8%
Information Services
4.5%
Higher Education
4.5%
Other
43.2%
Most Helpful Reviews
Azure Text to Speech API
Most Helpful Favorable Review
Girish R.
Verified User in E-Learning
The efficiency of the azure text to speech api and how fast it works and also storage and is easy for using.
Most Helpful Critical Review
Verified User in Hospital & Health Care
The API is not clear and fast. Performance is slow and accuracy not 100 percent.
IBM Watson Text to Speech
Most Helpful Favorable Review
Verified User in Human Resources
It's ability to understand and translate what I'm saying instantly
Most Helpful Critical Review
Verified User in Market Research
Nothing so far because it helps to make my work easier
Girish R.
Verified User in E-Learning
The efficiency of the azure text to speech api and how fast it works and also storage and is easy for using.
Verified User in Human Resources
It's ability to understand and translate what I'm saying instantly
Verified User in Hospital & Health Care
The API is not clear and fast. Performance is slow and accuracy not 100 percent.
Verified User in Market Research
Nothing so far because it helps to make my work easier
Alternatives
Discussions
Azure Text to Speech API has no discussions with answers
IBM Watson Text to Speech has no discussions with answers
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