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Google Cloud Text-to-Speech vs. Amazon Polly

The best way to compare Google Cloud Text-to-Speech vs. Amazon Polly: 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 - Google Cloud Text-to-Speech

Google Cloud Text-to-Speech

Allows developers to create natural-sounding, synthetic human speech as playable audio.
Text to speech API - Amazon Polly

Amazon Polly

Text-to-speech service to transform text into natural-sounding speech using deep learning technologies.

Voice Quality

Google Cloud Text-to-Speech Samples

Mean Opinion Score
Fiction
3.93
Non-Fiction
3.82
Conversation
3.42

Amazon Polly Samples

Mean Opinion Score
Fiction
3.00
Non-Fiction
2.51
Conversation
2.63
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, Google Cloud Text-to-Speech generally offers higher voice quality across fiction, non-fiction, and conversation categories compared to Amazon Polly.
  • Google's service achieves particularly notable superiority in fiction and non-fiction voice quality.
  • This suggests that for applications requiring more natural and engaging speech output, Google Cloud Text-to-Speech might be the preferable choice.

Features

Google Cloud Text-to-Speech Features

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

Amazon Polly Features

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

Features - Conclusion

  • Both Google Cloud Text-to-Speech and Amazon Polly offer a range of features that cater to developers' needs for creating natural-sounding, synthetic speech, including multi-lingual support, pitch and speed control, and compatibility with phone formats.
  • However, Google Cloud Text-to-Speech distinguishes itself with the capability for voice cloning, a feature not available in Amazon Polly.
  • Conversely, Amazon Polly provides per-word timestamps, an option not offered by Google Cloud Text-to-Speech, potentially enhancing synchronization in applications requiring precise timing.

Pricing & Plans

Google Cloud Text-to-Speech Pricing

Free
$0/mo
1M characters
Pay As You Go
$16per
1M characters

Amazon Polly Pricing

Free
$0/mo
1M characters (for first 12 months only)
Pay As You Go
$16per
1M characters

Pricing & Plans - Conclusion

  • In terms of pricing, both Google Cloud Text-to-Speech and Amazon Polly offer competitive pay-as-you-go plans at $16 per 1M characters.
  • The primary distinction lies in their free tiers; Google Cloud Text-to-Speech provides a potentially indefinite free allowance of 1M characters per month without a specified time limit, whereas Amazon Polly's free tier is limited to the first 12 months only.
  • This makes Google Cloud Text-to-Speech a more appealing option for users looking for long-term value without exceeding the free usage limit.

Customer Reviews

Google Cloud Text-to-Speech Reviews

4.6 out of 5
Average of 163 ratings from leading review sites.
Customers appreciate Google Cloud Text-to-Speech for its multilingual support, high-quality voices, and ease of integration. It is praised for its ability to handle various languages and accents, making it versatile for different applications. However, users are dissatisfied with its dependency on internet connectivity and find the pricing structure confusing and potentially costly. The lack of offline functionality is a significant drawback for many. Despite these issues, the service is valued for its accessibility features and seamless integration with other Google services.
Multilingual support
Voice quality
Ease of integration
Internet dependency
Pricing transparency
Offline functionality

Amazon Polly Reviews

4.4 out of 5
Average of 68 ratings from leading review sites.
Customers appreciate Amazon Polly for its natural-sounding voices, ease of use, and integration with AWS services. They find it beneficial for various applications like IVR systems, content creation, and multilingual support. However, concerns about cost, limited customization options, and occasional unnatural inflections in the voices are common. The service's scalability and fast response times are highlighted as significant advantages, helping businesses efficiently manage large-scale projects.
Ease of use
Natural-sounding voices
Integration with AWS
Scalability
Voice inflection
Cost
Customization options

Compare Alternatives

Google Cloud Text-to-Speech Alternatives

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

Amazon Polly Alternatives

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

Summary

  • Overall, Google Cloud Text-to-Speech surpasses Amazon Polly in voice quality, particularly in fiction and non-fiction categories, and offers unique features like voice cloning, making it a superior choice for applications requiring high-quality and engaging speech output.
  • While both services provide competitive pay-as-you-go pricing, Google's indefinite free tier offers better long-term value.
  • However, Amazon Polly's exclusive feature of per-word timestamps may appeal to users needing precise speech synchronization, highlighting the importance of choosing a service based on specific project requirements.

Looking for a better alternative to Google Cloud Text-to-Speech & Amazon Polly?

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