Pyyan / Compare / Cartesia Sonic 3 vs Qwen-Audio-3.0-TTS-Plus
Cartesia Sonic 3 vs Qwen-Audio-3.0-TTS-Plus
2 of 5Voice & Audio · verified 24 Sept 2026
Cartesia Sonic 3CartesiacurrentQwen-Audio-3.0-TTS-PlusAlibabacurrent
| Specification | Cartesia Sonic 3 | Qwen-Audio-3.0-TTS-Plus |
|---|---|---|
| Summary | Fastest commercial TTS. | Statistically tied for first. |
| Arena Elo | — | 1230 |
| Clone from | 3s | — |
| Open weights | No | — |
| Category | Voice & Audio | Voice & Audio |
| Official | Cartesia ↗ | Alibaba ↗ |
Highlighted rows are where these differ.
Cartesia Sonic 3
- 40–90ms time to first audio
- Clones from 3 seconds
- Built for turn-taking
Best for phone agents.
Qwen-Audio-3.0-TTS-Plus
- Superseded on 23 September by Qwen-Audio-3.1, a five model line including TTS-Next and ASR-Next
- Alibaba cut voice API prices with it: text to speech about 70%, realtime about 85%, speech recognition up to 95%
- No per unit rate published for the new line yet
Best for multilingual.