Amazon Polly vs. Deepgram Aura
The best way to compare Amazon Polly vs. Deepgram Aura: audio samples, features, plans, pricing, and more.
Live Demo
Non-Fiction
Fiction
News
Blog
Conversation
0/250
Voice
Sierra
Autumn
Melody
Hannah
Emily
Ivy
Kaitlyn
Luna
Willow
Lauren
Sierra
Noah
Jasper
Caleb
Ronan
Ethan
Daniel
Zane
Rowan
Language
🇺🇸 US English
🇬🇧 UK English
🇨🇳 Mandarin Chinese
🇮🇳 Hindi
🇪🇸 Spanish
🇧🇷 Portuguese
🇯🇵 Japanese
🇫🇷 French
🇮🇹 Italian
Format
Standard
MP3
Phone Call
PCM µ-law
Speed
1.0
Pitch
Bitrate
192k
128k
96k
64k
48k
32k
16k
Synthesize
Speed
0 s
Filesize
0 kb
Amazon Polly
Text-to-speech service to transform text into natural-sounding speech using deep learning technologies.
Deepgram Aura
Responsive, natural-sounding text-to-speech to power voicebots and conversational AI applications.
Voice Quality
Amazon Polly Samples
Mean Opinion Score
Fiction
3.00
Non-Fiction
2.51
Conversation
2.63
Deepgram Aura Samples
Mean Opinion Score
Fiction
N/A
Non-Fiction
N/A
Conversation
N/A
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.
Features
Amazon Polly Features
- Voice Cloning
- Multi-lingual
- Per-word Timestamps
- Pitch Control
- Speed Control
- Phone Formats (e.g. pcm_mulaw)
Deepgram Aura Features
- Voice Cloning
- Multi-lingual
- Per-word Timestamps
- Pitch Control
- Speed Control
- Phone Formats (e.g. pcm_mulaw)
Pricing & Plans
Amazon Polly Pricing
- Free
$0/mo
1M characters (for first 12 months only) - Pay As You Go
$16 per
1M characters
Deepgram Aura Pricing
- Pay As You Go
$15 per
1M characters - Growth
$4k-10k/year
Pre-paid credits for entire year
Cost: $13.50 per 1M chars