Coral and Nova both work well for customer-facing content, but create different impressions. Coral conveys expertise and professionalism. Nova conveys energy and enthusiasm. Consider whether your brand wants to feel authoritative or approachable.
All samples use the high-quality tts-1-hd model at 1x speed.
| Characteristic | Coral | Nova |
|---|---|---|
| Style | Clear | Bright |
| Description | Clean and polished. Suited for business, education, and formal content. | Upbeat without overdoing it. Works for apps, tutorials, and customer-facing use. |
| Best Use Cases |
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Coral is professional. Nova is more casual and friendly.
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.