ElevenLabsAudio matchupSpeech output
Eleven v3vs.Eleven Flash v2.5
Which model is better?
Eleven v3 does better in independent tests.
Pick Eleven v3 for
Pick Eleven Flash v2.5 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”.
Cekura
Eleven v3 slightly aheadEleven v3 is clearly ahead in 0 of 4 subtests and slightly in 3, Eleven Flash v2.5 in none. 1 is level.
Cekura TTS hard-part accuracy: codes and addresses
as of October 19, 2026
Cekura TTS hard-part accuracy: numbers and shorthand
as of October 19, 2026
Cekura TTS hard-part accuracy: read from context
as of October 19, 2026
Show all 4 subtests
| Subtest | Eleven v3 | Eleven Flash v2.5 | Verdict |
|---|---|---|---|
| Cekura TTS hard-part accuracy: codes and addresses | 89.0 % | 55.0 % | Eleven v3 slightly ahead |
| Cekura TTS hard-part accuracy: numbers and shorthand | 81.0 % | 55.0 % | Eleven v3 slightly ahead |
| Cekura TTS hard-part accuracy: read from context | 94.0 % | 75.0 % | Eleven v3 slightly ahead |
| Cekura TTS hard-part accuracy: medical terms | 100.0 % | 100.0 % | level |
Source · latest October 19, 2026
Artificial Analysis
Eleven v3 aheadEleven v3 is clearly ahead in 2 of 2 subtests, Eleven Flash v2.5 in none.
Artificial Analysis Provider Voice Arena preference
95 % ranges 1,177 to 1,197 and 1,065 to 1,085, as of November 3, 2026
Artificial Analysis Controlled Voice Arena Elo
95 % ranges 1,063 to 1,085 and 976 to 1,000, as of November 3, 2026
Source · latest November 3, 2026
SpeechArena
Eleven v3 slightly aheadSpeechArena blind speech preference Elo
as of October 15, 2026
Source · latest October 15, 2026
Vendor figures
Figures from vendor reports that cover both models. They do not count toward the verdict.
Show 3 vendor figures
| Figure | Source | Eleven v3 | Eleven Flash v2.5 |
|---|---|---|---|
| BreezeBlue TTFA p50 (lower is better) | Breeze Blue TTS Latency Benchmark | 602 ms | 144 ms |
| BreezeBlue TTFA p95 (lower is better) | Breeze Blue TTS Latency Benchmark | 753 ms | 192 ms |
| BreezeBlue TTFB p50 (lower is better) | Breeze Blue TTS Latency Benchmark | 524 ms | 126 ms |
All data side by side
Prices are verbatim from the provider, because audio models bill per minute, character or token.
| Eleven v3 | Eleven Flash v2.5 | |
|---|---|---|
| Task | Speech output | Speech output |
| Developer | ElevenLabs | ElevenLabs |
| Status | Active | Active |
| Weights | proprietary | proprietary |
| Runs locally | no | no |
| Popularity (out of 100) | 39 | 22 |