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Microsoft Azure AI Speech vs. ElevenLabs

The best way to compare Microsoft Azure AI Speech vs. ElevenLabs: 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 - Microsoft Azure AI Speech

Microsoft Azure AI Speech

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

ElevenLabs

Cutting-edge AI voice synthesis, transforming text into realistic speech with emotion and intonation.

Voice Quality

Microsoft Azure AI Speech Samples

Mean Opinion Score
Fiction
3.69
Non-Fiction
3.13
Conversation
3.18

ElevenLabs Samples

Mean Opinion Score
Fiction
4.54
Non-Fiction
4.19
Conversation
4.22
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 all categories (Fiction, Non-Fiction, and Conversation) compared to Microsoft Azure AI Speech.
  • The scores indicate that users generally find ElevenLabs' synthesized speech to be more realistic and human-like.
  • This suggests that for applications where voice quality is a critical factor, ElevenLabs might be the preferred choice.

Features

Microsoft Azure AI Speech Features

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

ElevenLabs Features

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

Features - Conclusion

  • In comparing the features of Microsoft Azure AI Speech and ElevenLabs, it's evident that both services offer voice cloning and support for multiple languages, catering to a diverse user base.
  • However, Microsoft Azure AI Speech stands out with its comprehensive feature set, including per-word timestamps, pitch control, speed control, and support for various phone formats, offering more flexibility and control to users.
  • On the other hand, ElevenLabs, while lacking in pitch and speed control, still supports phone formats, indicating a focus on delivering high-quality voice synthesis with fewer customization options.

Pricing & Plans

Microsoft Azure AI Speech Pricing

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

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

Pricing & Plans - Conclusion

  • In terms of pricing, Microsoft Azure AI Speech provides a more cost-effective solution, especially with its generous free tier and lower cost in the Pay As You Go plan compared to ElevenLabs' offerings.
  • ElevenLabs, despite its advanced capabilities, tends to be pricier across all its plans.
  • For users looking for value, Microsoft Azure AI Speech stands out as the more economical choice for both initial testing and ongoing usage.

Customer Reviews

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

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

Compare Alternatives

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

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

Summary

  • When comparing Microsoft Azure AI Speech and ElevenLabs, it's clear that ElevenLabs offers superior voice quality, making it the preferred choice for applications where realistic and human-like speech synthesis is crucial.
  • However, Microsoft Azure AI Speech provides a more cost-effective and feature-rich solution, including a generous free tier, making it ideal for users seeking value and extensive customization options.
  • Ultimately, the choice between the two depends on the user's priorities: voice quality or a balance of cost and customizable features.

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

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