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Amazon Polly vs. ElevenLabs

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

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Text to speech API - Amazon Polly

Amazon Polly

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

ElevenLabs

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

Voice Quality

Mean Opinion Score
Fiction
3.00
Non-Fiction
2.51
Conversation
2.63
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.
  • Based on the Mean Opinion Scores provided, ElevenLabs demonstrates superior voice quality across all categories (Fiction, Non-Fiction, and Conversation) compared to Amazon Polly.
  • The scores indicate that users perceive ElevenLabs' text-to-speech outputs as more natural and realistic.
  • This suggests that ElevenLabs might be the better choice for applications requiring high-quality voice synthesis.

Features

Voice Cloning
Multi-lingual
Per-word Timestamps
Pitch Control
Speed Control
Phone Formats (e.g. pcm_mulaw)
Voice Cloning
Multi-lingual
Per-word Timestamps
Pitch Control
Speed Control
Phone Formats (e.g. pcm_mulaw)
  • In comparing the features of Amazon Polly and ElevenLabs, it's evident that both services offer multi-lingual support and the ability to output in phone formats.
  • However, Amazon Polly provides more control over the speech output with features like pitch and speed control, and per-word timestamps, which ElevenLabs lacks.
  • Conversely, ElevenLabs distinguishes itself with the capability for voice cloning, a feature not available in Amazon Polly.

Pricing & Plans

Free
$0/mo
1M characters (for first 12 months only)
Pay As You Go
$16per
1M characters
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
  • In a direct comparison of pricing between Amazon Polly and ElevenLabs, Amazon Polly emerges as the more cost-effective option for both free and paid plans.
  • Amazon Polly's free tier is notably generous, offering 1M characters for the first year, and its pay-as-you-go rate is significantly lower than any of ElevenLabs' scaled pricing options.
  • For users prioritizing budget, Amazon Polly provides a compelling value proposition at all usage levels.

Summary

  • In summary, ElevenLabs offers superior voice quality with higher Mean Opinion Scores in fiction, non-fiction, and conversation, making it a preferable choice for applications where natural and realistic voice synthesis is crucial.
  • However, Amazon Polly presents a more cost-effective solution with a generous free tier and lower pay-as-you-go rates, alongside a broader set of features including pitch and speed control.
  • Ultimately, the choice between Amazon Polly and ElevenLabs depends on the user's priorities: voice quality and voice cloning with ElevenLabs, or affordability and advanced control features with Amazon Polly.

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