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ElevenLabs vs. Microsoft Azure AI Speech

The best way to compare ElevenLabs vs. Microsoft Azure AI Speech: audio samples, features, plans, pricing, and more.

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Live Demo

Try our text-to-speech API. Click a button to generate random text:

Non-Fiction
Fiction
News
Blog
Conversation
0/250
Voice
Format
Normal
Speed
Filesize
0 kb
Text to speech API - ElevenLabs

ElevenLabs

Cutting-edge AI voice synthesis, transforming text into realistic speech with emotion and intonation.
Text to speech API - Microsoft Azure AI Speech

Microsoft Azure AI Speech

Enables your applications, tools, or devices to convert text into human-like synthesized speech.

Voice Quality

ElevenLabs Samples

Mean Opinion Score
Fiction
4.54
Non-Fiction
4.19
Conversation
4.22

Microsoft Azure AI Speech Samples

Mean Opinion Score
Fiction
3.69
Non-Fiction
3.13
Conversation
3.18
Mean Opinion Score (MOS) is a numerical measure that represents the perceived quality of audio samples, commonly used in evaluating text-to-speech systems. The score ranges from 1 to 5, with 1 indicating poor quality and 5 signifying excellent quality. These scores are derived from comprehensive, professionally-conducted evaluations, and are anonymized to ensure unbiased results.

Voice Quality - Conclusion

  • Based on the Mean Opinion Scores provided, ElevenLabs demonstrates superior voice quality across fiction, non-fiction, and conversation categories when compared to Microsoft Azure AI Speech.
  • ElevenLabs' scores are consistently above 4.0, indicating a higher level of realism and user satisfaction in its voice synthesis.
  • In contrast, Microsoft Azure AI Speech scores are notably lower, suggesting that its synthesized speech may not be as lifelike or well-received by users.

Features

ElevenLabs Features

Voice Cloning
Multi-lingual
Per-word Timestamps
Pitch Control
Speed Control
Phone Formats (e.g. pcm_mulaw)

Microsoft Azure AI Speech Features

Voice Cloning
Multi-lingual
Per-word Timestamps
Pitch Control
Speed Control
Phone Formats (e.g. pcm_mulaw)

Features - Conclusion

  • Both ElevenLabs and Microsoft Azure AI Speech offer voice cloning and multi-lingual capabilities, catering to a wide range of voice synthesis needs.
  • However, Microsoft Azure AI Speech provides more advanced features such as per-word timestamps, pitch control, and speed control, which can offer users greater flexibility and customization in their text-to-speech projects.
  • Despite these differences, both services support phone formats, indicating a focus on compatibility and quality in voice synthesis across different platforms.

Pricing & Plans

ElevenLabs Pricing

Free
$0/mo
10,000 characters
Starter
$5/mo
30,000 characters
Creator
$22/mo
100,000 characters
Independent Publisher
$99/mo
500,000 characters
Growing Business
$330/mo
2M characters

Microsoft Azure AI Speech Pricing

Free
$0/mo
5 hours of audio (~225K chars)
Pay As You Go
$15per
1M characters

Pricing & Plans - Conclusion

  • In comparing ElevenLabs and Microsoft Azure AI Speech based solely on pricing, Microsoft Azure AI Speech offers a more cost-effective solution for both free and pay-as-you-go plans, providing significant value especially for users with variable or lower usage needs.
  • ElevenLabs, on the other hand, may appeal to users with very high usage due to its bulk plans, despite being slightly more expensive.
  • Overall, Microsoft Azure AI Speech stands out for offering the best value for a wide range of usage scenarios.

Customer Reviews

ElevenLabs Reviews

4.4 out of 5
Average of 331 ratings from leading review sites.
Customers appreciate ElevenLabs for its high-quality, realistic voice synthesis and the ease of creating and using different voices. The platform is praised for its user-friendly interface, and excellent customer support. However, some users experience issues with pronunciation, emotional expression, and the pricing model, particularly regarding the cost-effectiveness of character counts and subscription tiers. Additionally, there are occasional technical glitches and a desire for more features like voice tone adjustments and better real-time performance.
Voice quality
Ease of use
Customer support
Pronunciation accuracy
Pricing model
Emotion expression
Latency

Microsoft Azure AI Speech Reviews

4.2 out of 5
Average of 88 ratings from leading review sites.
Customers appreciate Azure Text to Speech API for its ease of use, high-quality audio output, and seamless integration with other services. They find it particularly beneficial for accessibility and enhancing user experience across various applications. However, concerns about the cost and limited customization options are frequently mentioned. The API's multilingual support and continuous updates are praised, but some users desire improvements in voice naturalness and additional language options.
Ease of use
Integration
Accessibility
Audio quality
Multilingual support
Naturalness of voice
Cost
Customization

Compare Alternatives

ElevenLabs Alternatives

ElevenLabs vs. Unreal Speech
ElevenLabs vs. Amazon Polly
ElevenLabs vs. Play.ht
ElevenLabs vs. Google Cloud Text-to-Speech
ElevenLabs vs. OpenAI Text-to-Speech
ElevenLabs vs. Murf API
ElevenLabs vs. Neets.ai
ElevenLabs vs. IBM Watson
ElevenLabs vs. Resemble.AI
ElevenLabs vs. LOVO AI
ElevenLabs vs. Deepgram Aura

Microsoft Azure AI Speech Alternatives

Microsoft Azure AI Speech vs. Unreal Speech
Microsoft Azure AI Speech vs. Amazon Polly
Microsoft Azure AI Speech vs. Play.ht
Microsoft Azure AI Speech vs. Google Cloud Text-to-Speech
Microsoft Azure AI Speech vs. OpenAI Text-to-Speech
Microsoft Azure AI Speech vs. Murf API
Microsoft Azure AI Speech vs. Neets.ai
Microsoft Azure AI Speech vs. IBM Watson
Microsoft Azure AI Speech vs. Resemble.AI
Microsoft Azure AI Speech vs. LOVO AI
Microsoft Azure AI Speech vs. Deepgram Aura

Summary

  • In summary, ElevenLabs offers superior voice quality with higher Mean Opinion Scores across various categories, making it a strong choice for users prioritizing realism in voice synthesis.
  • However, Microsoft Azure AI Speech provides a more cost-effective and flexible solution, with advanced features like pitch and speed control, and a pricing model that caters to a broader range of users.
  • Ultimately, the choice between ElevenLabs and Microsoft Azure AI Speech depends on the user's specific needs for voice quality, feature set, and budget considerations.

Looking for a better alternative to ElevenLabs & Microsoft Azure AI Speech?

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