CekuraBench

ElevenLabs v3vsFish Audio S2.1-Pro

ElevenLabs v3Fish Audio S2.1-Pro
Compare

Speed and accuracy

Left is faster. Higher reads more hard parts right.

Fast and accurate60%70%80%90%100%00.5s1s1.5s2sTime until the caller hears the voice
  • ElevenLabs v3320 ms · 87.2%
  • Fish Audio S2.1-Pro333 ms · 92.0%

ElevenLabs v3 is better on non-streaming latency and naturalness. Fish Audio S2.1-Pro is better on streaming latency, accuracy and price.

Last updated Methodology by Dileep Chagam

Which is better at what

Measure by measure, the same sentences, the same place.

MeasureElevenLabs v3Fish Audio S2.1-Pro
  • Non-streaming latency (median)ElevenLabs v3 is better320 ms333 ms
  • Streaming latency (median)Fish Audio S2.1-Pro is betterCan't stream321 ms
  • Extra audio after a stopNo stop messageNo stop message
  • Hard parts read rightFish Audio S2.1-Pro is better87.2%92.0%
  • Naturalness (1 to 5)ElevenLabs v3 is better4.414.40
  • Price per 1M charactersFish Audio S2.1-Pro is better$40.00$15.00
Hard parts read rightElevenLabs v3Fish Audio S2.1-Pro
  • Numbers and shorthand7 a.m. · 20% · 36°F · approx.81%90%
  • Codes and addressesSAVE20 · help@north-clinic.org · 1-800-555-019989%86%
  • Read from contextSt. Mary's on Main St. · Dr. Okafor94%100%
  • Medical termslevothyroxine · gastroenterology100%100%

An estimate: speech-to-text transcribers scored it, not people.

Hear both

The same sentence, read by each voice.

19 sentences, the same for both
  1. 01A greetingThanks for calling Cedar Valley Family Practice, this is Riley. How can I help you today?
  2. 02MoneyYour current balance is $1,347.09.
  3. 03A dateThe order was placed on 2026-03-14 and shipped two days later.
  4. 04Tracking codeThe tracking number is 1Z 7A4 X29 0341 8867.
  5. 05Email addressI have m.rivera88@example.org, is that still current?
  6. 06An Irish nameSiobhan Ó Briain called about the invoice.

How each ranks among all 26

MeasureElevenLabs v3Fish Audio S2.1-Pro
  • Non-streaming latency (median)14 of 2616 of 26
  • Streaming latency (median)n/a15 of 18
  • Extra audio after a stopn/an/a
  • Hard parts read right10 of 263 of 26
  • Naturalness (1 to 5)13 of 2615 of 26
  • Price per 1M characters18 of 252 of 25

Related comparisons

ElevenLabs v3 vs Fish Audio S2.1-Pro FAQ

  • ElevenLabs v3. ElevenLabs v3: 320 ms. Fish Audio S2.1-Pro: 333 ms.

  • Fish Audio S2.1-Pro. ElevenLabs v3: Can't stream. Fish Audio S2.1-Pro: 321 ms.

  • Neither has a figure. ElevenLabs v3: No stop message. Fish Audio S2.1-Pro: No stop message.

  • Fish Audio S2.1-Pro. ElevenLabs v3: 87.2%. Fish Audio S2.1-Pro: 92.0%.

  • Fish Audio S2.1-Pro. ElevenLabs v3: $40.00. Fish Audio S2.1-Pro: $15.00.