Amazon Polly vs Elevenlabs

The best way to compare Amazon Polly vs Elevenlabs: audio samples, latency, features, plans, pricing, and more.

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Amazon Polly

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

Elevenlabs

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

Voice Quality

Amazon Polly Samples

Mean Opinion Score
Fiction
3.00
https://od.lk/s/NjBfMTI3MzMyNzU5Xw/arnold_rpg_dailouge.mp3
Non-Fiction
2.51
https://od.lk/s/NjBfMTI3MzMyNzI0Xw/clyde_site_sample.mp3
Conversation
2.63
https://od.lk/s/NjBfMTI3MzMyNzI0Xw/clyde_site_sample.mp3

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 derivedfrom comprehensive, professionally-conducted evaluations, and are anonymized to ensure unbiased results.

Features

Amazon Polly 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

  • Shared Capabilities: Both Amazon Polly and ElevenLabs support multi-lingual capabilities and can output in common phone formats, making them versatile options for various text-to-speech applications across different languages and platforms.
  • Amazon Polly’s Advanced Control: Amazon Polly offers enhanced control over speech output with features such as pitch control, speed control, and per-word timestamps. These features allow for detailed customization and synchronization of speech, which is particularly useful for creating dynamic and context-specific audio content.
  • Unique Feature of ElevenLabs: ElevenLabs stands out with its voice cloning technology, which is not available in Amazon Polly. This capability allows users to create highly realistic and personalized voice replicas, which can be crucial for projects requiring unique voice identities or for enhancing user engagement in applications such as virtual assistants and narrated content.
  • Choosing Between the Two: If precise control over speech characteristics and timing is required, Amazon Polly may be the better choice, while ElevenLabs would be more suitable if the need for voice cloning to achieve a more personalized or branded voice experience is a priority.

Pricing & Plans

Amazon Polly Pricing

Free

$0 /mo

  • 1M characters (for first 12 months only)

Pay As You Go

$16 per

  • 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

  • Amazon Polly's Free Tier: Amazon Polly offers a particularly generous free tier, providing 1 million characters during the first year, which is exceptionally beneficial for new users or small projects just getting started.
  • Pay-As-You-Go Rate: Beyond the free tier, Amazon Polly's pay-as-you-go rate is competitively priced, significantly lower than ElevenLabs' scaled pricing options. This pricing model allows flexibility and affordability for users as they scale their usage.
  • ElevenLabs Pricing: While ElevenLabs offers advanced features like voice cloning, its pricing tends to be higher across its scaled plans, which may not be as economical for users with tight budget constraints or varying usage needs.
  • Budget Considerations: For users prioritizing budget, Amazon Polly's pricing structure offers a more compelling value proposition at all usage levels, from occasional use to large-scale deployments.

Customer Reviews

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.

Dolore Impedit Eum Eos
Velit Voluptatem Eius Inventore

Elevenlabs Reviews

4.8 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.

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Summary

  • ElevenLabs Voice Quality: ElevenLabs excels in voice quality, achieving higher Mean Opinion Scores across fiction, non-fiction, and conversation categories. This makes it particularly suitable for applications where natural and realistic voice synthesis is crucial, such as audiobooks, podcasts, and interactive dialogues.
  • Amazon Polly's Cost-Effectiveness: Amazon Polly offers a more budget-friendly option with its generous free tier and competitive pay-as-you-go rates. This affordability, coupled with a comprehensive set of features like pitch and speed control, makes it ideal for users needing both versatility and cost efficiency.
  • Decision Factors: Choose ElevenLabs for superior voice quality and voice cloning, enhancing personalized or branded applications. Opt for Amazon Polly if prioritizing affordability, extensive control over voice modulation, and timing for technical applications.

TTS Property

Our next-gen TTS model surpasses competitors on performance at one-tenth the cost. Enjoy low latency websocket support and mult-speaker voice generation at pricing that helps you scale.Our next-gen TTS model surpasses competitors on performance at one-tenth the cost. Enjoy low latency websocket support and mult-speaker voice generation at pricing that helps you scale.Our next-gen TTS model surpasses competitors on performance at one-tenth the cost. Enjoy low latency websocket support and mult-speaker voice generation at pricing that helps you scale.Our next-gen TTS model surpasses competitors on performance at one-tenth the cost. Enjoy low latency websocket support and mult-speaker voice generation at pricing that helps you scale.Our next-gen TTS model surpasses competitors on performance at one-tenth the cost. Enjoy low latency websocket support and mult-speaker voice generation at pricing that helps you scale.Our next-gen TTS model surpasses competitors on performance at one-tenth the cost. Enjoy low latency websocket support and mult-speaker voice generation at pricing that helps you scale.Our next-gen TTS model surpasses competitors on performance at one-tenth the cost. Enjoy low latency websocket support and mult-speaker voice generation at pricing that helps you scale.Our next-gen TTS model surpasses competitors on performance at one-tenth the cost. Enjoy low latency websocket support and mult-speaker voice generation at pricing that helps you scale.

Our next-gen TTS model surpasses competitors on performance at one-tenth the cost. Enjoy low latency websocket support and mult-speaker voice generation at pricing that helps you scale.

TTS Property

-speaker voice generation at pricing that helps you scale.Our next-gen TTS model surpasses competitors on performance at one-tenth the cost. Enjoy low latency websocket support and mult-speaker voice generation at pricing that helps you scale.Our next-gen TTS model surpasses competitors on performance at one-tenth the cost. Enjoy low latency websocket support and mult-speaker voice generation at pricing that helps you scale.


Our next-gen TTS model surpasses competitors on performance at onespeaker voice generation at pricing that helps you scale.Our next-gen TTS model surpasses competitors on performance at one-tenth the cost. Enjoyspeaker voice generation at pricing that helps you scale.Our next-gen TTS model surpasses competitors on performance at one-tenth the cost. Enjoyspeaker voice generation at pricing that helps you scale.Our next-gen TTS model surpasses competitors on performance at one-tenth the cost. Enjoy

Signal Noise Ratio

Signal Noise Ratio

Signal Noise Ratio

The signal-to-noise ratio (SNR) is a crucial metric that measures  the amount of useful information vs. false or irrelevant background noise, frequently measured in decibels (dB). Engineers aim to maximize SNR to enhance system performance by minimizing noise interference.

Do you offer any free credits for TTS & ASR?

drop-down

We offer a generous free plan for developers with one month of free:

  • 160 hours of text-to-speech generation
  • 1.2 million characters of speech-to-text transcription

What is the monthly subscription?

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Our monthly plan is $20 per month for

  • 160 hours of text-to-speech generation
  • 1.2 million characters of Speech-to-Text transcription

Once you exceed those limits, you can add $5 top-ups to your plan for

  • additional 30hrs of Text-to-Speech
  • additional 300,000 characters of Speech-to-Text

Do you offer voices & transcription other in languages?

drop-down

We currently only have English voice generation & transcription. But we're working on multilingual voice support, expected to roll out in 2-3 months.

Can I create custom voices (voice cloning)?

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Please contact us at founders@snr.audio with your custom voice (voice cloning) usecase. Once approved by our compliance team, you will get access to your custom voice in under 48-72 hours.

Can I use the generated audio & transcription commercially?

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Yes, audio & transcription generated with Signal Noise Labs can be used commercially. You own the license to the generated content to perpetuity.

How do I cancel my subscription?

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You can cancel your subscription at any time. Go to the Subscription panel in the dashboard and click the "Cancel Subscription" button.

app.snr.audio

SNR.Audio

SNR.Audio - Text to Speech and Speech to Text