Echo and Fable both excel in storytelling, but with different approaches. Echo brings gravitas and authority suited for serious narratives. Fable brings expression and animation suited for character-driven stories. Consider your genre and the emotional tone you want to create.
All samples use the high-quality tts-1-hd model at 1x speed.
| Characteristic | Fable | Echo |
|---|---|---|
| Style | Animated | Deep |
| Description | Energetic character. Works for audiobooks and personality-driven reads. | Low and authoritative. Natural fit for narration and documentary content. |
| Best Use Cases |
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Echo is authoritative. Fable is animated and theatrical.
The best way to make your decision is to test both voices with your actual content. Listen to the audio samples above with headphones, and consider generating test clips with your own scripts. Small differences in delivery can have significant impacts on user experience, so investing time in testing upfront will pay dividends.