Mistral AIFish AudioAudio matchupSpeech output
Voxtral Mini TTSvs.Fish Audio S2 Pro
Which model is better?
Voxtral Mini TTS and Fish Audio S2 Pro perform about the same in independent tests.
Pick Voxtral Mini TTS for
Pick Fish Audio S2 Pro for
Shared tests
Independent evaluators and leaderboards only, the newest shared snapshot per evaluator. With 95 % ranges a lead counts when they do not overlap; for hit rates, when it holds in a 95 % test. Without any uncertainty figure at most “slightly ahead”.
Artificial Analysis
levelVoxtral Mini TTS is clearly ahead in 0 of 2 subtests, Fish Audio S2 Pro in none. 2 are level.
Artificial Analysis Provider Voice Arena preference
95 % ranges 1,077 to 1,101 and 1,097 to 1,119, as of November 3, 2026
Artificial Analysis Controlled Voice Arena Elo
95 % ranges 994 to 1,018 and 996 to 1,018, as of November 3, 2026
Source · latest November 3, 2026
All data side by side
Prices are verbatim from the provider, because audio models bill per minute, character or token.
| Voxtral Mini TTS | Fish Audio S2 Pro | |
|---|---|---|
| Task | Speech output | Speech output |
| Developer | Mistral AI | Fish Audio |
| Status | Active | Open weights |
| Released | n/a | March 9, 2026 |
| Weights | open | open |
| Runs locally | yes | yes |
| License | CC BY-NC 4.0 | n/a |
| Price | $16 per 1M characters | n/a |
| Popularity (out of 100) | 29 | 51 |