ElevenLabs · Proprietary · Read 2026-10-27
ElevenLabs Eleven v4: latency, voice quality, price and languages
- Rank
- not ranked
- Speed tier
- n/a
- P95
- n/a
- Price / 1M chars
- $80
ElevenLabs Eleven v4 is a proprietary text-to-speech model from ElevenLabs. Coval does not measure its latency, so it has no speed tier and no rank. Artificial Analysis or Speko tested it in 9 languages.
This summary is generated from the measures below; it is not a vendor description. Measures a source does not hold are shown as n/a and are never estimated.
Speed (Coval, 30 days, US East, English)
| Speed tier | n/a |
| Median time to first audio | n/a |
| P90 | n/a |
| P95 | n/a |
| Mean | n/a |
| Standard deviation | n/a |
| Calls in the window | n/a |
| Cekura median, streamed text | 561 ms |
| Cekura median, full text | 678 ms |
Voice quality (never added together)
| Listener Elo (Artificial Analysis) | 1,333 ±16 |
| Customer-service Elo (Artificial Analysis) | 1,374 ±31 |
| Naturalness (Speko) | 1,708 |
| Naturalness estimate (Cekura, 1 to 5) | 4.42 |
Accuracy
| Reading accuracy (Cekura) | 80.4% |
| Numbers (Cekura) | 72% |
| Codes (Cekura) | 83% |
| Context (Cekura) | 88% |
| Medical terms (Cekura) | 100% |
| Hard passages judged correct (Artificial Analysis) | 91.7% |
| Numbers and dates (Speko score) | 0.90 |
| Word error rate (Coval) | n/a |
Price per 1 million characters
| Range across sources | $80 |
| Artificial Analysis | $80 |
| Speko | $80 |
| Coval | n/a |
| Cekura | $80 |
Coverage
| Access | Proprietary |
| Streaming | Measured |
| Coval tags | n/a |
| Rated for | Knowledge sharing, Assistants, Entertainment, Customer service |
| Languages tested | Arabic, Chinese, French, German, Hindi, Japanese, Portuguese, Spanish, Vietnamese |
Not collected
- Speed (Coval median time to first audio): not measured by Coval (reading of 2026-10-27, 30-day window)
- Speed (Coval P95 time to first audio): not measured by Coval (reading of 2026-10-27, 30-day window)
Sources
- https://artificialanalysis.ai/text-to-speech (read 2026-10-27)
- https://artificialanalysis.ai/text-to-speech/leaderboard/provider-voice (read 2026-10-27)
- https://benchmarks.cekura.ai/text-to-speech (read 2026-10-27)
- https://benchmarks.speko.ai/tts/ (read 2026-10-27)
- Vendor site: https://elevenlabs.io/
Keep exploring
Frequently asked questions
- How fast is ElevenLabs Eleven v4?
- Coval does not measure ElevenLabs Eleven v4, so no latency is published here.
- How much does ElevenLabs Eleven v4 cost?
- The benchmarks print a list price of $80 per million characters for ElevenLabs Eleven v4.
- Which languages was ElevenLabs Eleven v4 tested in?
- Artificial Analysis or Speko tested ElevenLabs Eleven v4 in Arabic, Chinese, French, German, Hindi, Japanese, Portuguese, Spanish, Vietnamese.