Pyyan / Compare / Fish Audio S2 Pro vs Chatterbox
Fish Audio S2 Pro vs Chatterbox
2 of 5Voice & Audio · verified 13 Aug 2026
Fish Audio S2 ProFish Audiocurrent
ChatterboxResemble AIcurrent| Specification | Fish Audio S2 Pro | Chatterbox |
|---|---|---|
| Summary | Top open-weights TTS. | Best open-source cloning. |
| Arena Elo | 1123 | — |
| Price ($/M chars) | $15 | — |
| Clone from | — | 5s |
| Open weights | Yes | Yes |
| Category | Voice & Audio | Voice & Audio |
| Official | Fish Audio ↗ | Resemble AI ↗ |
Highlighted rows are where these differ.
Fish Audio S2 Pro
- 80+ languages, 50+ emotion controls
- Roughly six times cheaper than ElevenLabs
Best for self-hosting.
Chatterbox
- Clones from ~5 seconds
- 17 languages
- Wins blind tests against ElevenLabs
Best for free cloning.