MicrosoftElevenLabsAudio matchupSpeech output
MAI-Voice-2vs.Eleven v4
Which model is better?
Eleven v4 is slightly ahead in independent tests, but the lead is not certain.
Independent testsDesignArena
MAI-Voice-20 of 1
Eleven v40 of 1
Popularityout of 100
MAI-Voice-20
Eleven v41
Weights and access
MAI-Voice-2proprietary
Eleven v4n/a
Released
MAI-Voice-2June 2, 2026
Eleven v4September 28, 2026
Pick MAI-Voice-2 for
No clear edge
Pick Eleven v4 for
leaning DesignArena
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”.
DesignArena
Eleven v4 slightly aheadDesignArena TTS Arena Elo
MAI-Voice-21,160
Eleven v41,353
as of October 28, 2026
Source · latest October 28, 2026
All data side by side
Prices are verbatim from the provider, because audio models bill per minute, character or token.
| MAI-Voice-2 | Eleven v4 | |
|---|---|---|
| Task | Speech output | Speech output |
| Developer | Microsoft | ElevenLabs |
| Status | Active | Active |
| Released | June 2, 2026 | September 28, 2026 |
| Weights | proprietary | n/a |
| Runs locally | no | no |
| Popularity (out of 100) | 0 | 1 |