audio model comparison
Eleven v4 vs Gemini 3.8 Flash TTS
Eleven v4 and Gemini 3.8 Flash TTS are both current audio models, from ElevenLabs and Google. On Artificial Analysis Speech Arena, Eleven v4 scores 1326 Elo and Gemini 3.8 Flash TTS 1274 Elo (Artificial Analysis, measured October 13, 2026).
Data verified October 13, 2026 · Dataset 2026-10-13
Side by side
Prices in effect today, compared at the same tier wherever both list one. The better value in each row is highlighted.
| Fact | Eleven v4 | Gemini 3.8 Flash TTS |
|---|---|---|
| Price per audio minute | Not listed | $0.0135 |
| Price per character | $0.00008 | Not listed |
| Artificial Analysis Speech Arena | 1326 Elo (#2 of 11) (better) | 1274 Elo (#4 of 11) |
| Provider | ElevenLabs | |
| Release date | September 28, 2026 | September 22, 2026 |
| Access | API only | API only |
| Context window | Not reported | Not reported |
| Max output | Not reported | Not reported |
| Input | text | text |
| Output | audio | audio |
What each costs
Example workloads at each provider's listed rates, then every other rate either one lists. The cheaper figure in each row is highlighted.
| Workload or rate | Eleven v4 | Gemini 3.8 Flash TTS |
|---|---|---|
| 100 hours of audio | Not listed | $81 |
| 1M characters | $80 | Not listed |
When to choose each
Eleven v4
Where it leads
- Higher Artificial Analysis Speech Arena score, 1326 Elo vs 1274 Elo
Best for
- Expressive narration and dialogue
- Multilingual voice content
Watch out for
- ElevenLabs' blind-test preference claims are its own; the independent rating is recorded below
- For low latency ElevenLabs points to Eleven v4 Turbo
Gemini 3.8 Flash TTS
Where it leads
No measured lead over Eleven v4 in this data.
Best for
- Narration, audiobooks and product audio where voice quality matters more than cost
- Narration and voice output attached to an existing Gemini text pipeline
- Audio generation budgeted before the 2027 price step
Watch out for
- Google doubles the rates on 2027-01-01, to $1.00 input and $18 output per 1M tokens (about $0.027 per minute)
- Audio output is billed in audio tokens, which do not convert one-for-one to text tokens, so a text-token budget does not predict this cost
- Google's pricing page lists no context window or output cap for this model, so both are recorded as unknown
- No independent speech-quality benchmark is recorded here
Eleven v4 vs Gemini 3.8 Flash TTS FAQ
Which scores higher on independent benchmarks, Eleven v4 or Gemini 3.8 Flash TTS?
Eleven v4 leads on Artificial Analysis Speech Arena, 1326 Elo to 1274 Elo. Scores are independent evaluations, not either vendor's launch figures.
Articles on Eleven v4 and Gemini 3.8 Flash TTS
- Gemini 3.8 Flash TTS: Price, Rankings and the Fine PrintSeptember 25, 2026
Related comparisons
- Eleven Flash v2.5 vs Eleven v4
- Eleven v4 Turbo vs Gemini 3.8 Flash TTS
- Eleven Multilingual v2 vs Eleven v4
- Gemini 3.1 Flash TTS Preview vs Gemini 3.8 Flash TTS
- Eleven v3 vs Eleven v4
- Gemini 3.8 Flash-Lite TTS vs Gemini 3.8 Flash TTS
- Eleven v4 vs Eleven v4 Turbo
- Gemini 3.8 Flash TTS vs Sonic 3.6
- Eleven v4 vs Gemini 3.8 Flash-Lite TTS
- Gemini 3.1 Flash Live Preview vs Gemini 3.8 Flash TTS
- Eleven v4 vs Sonic 3.6
- Gemini 3.8 Flash TTS vs Gemini 3.8 Live
Production evaluation
Choosing between Eleven v4 and Gemini 3.8 Flash TTS?
Public benchmarks narrow the shortlist. We run both on your own tasks, data and cost limits, then build the routing and review controls to run the winner in production.
- A head-to-head evaluation on your real workload
- Routing between models by cost and difficulty