CekuraBench

ElevenLabs v3vsMAI-Voice-2.1-Flash

ElevenLabs v3MAI-Voice-2.1-Flash
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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%
  • MAI-Voice-2.1-Flash289 ms · 78.3%

ElevenLabs v3 is better on accuracy and naturalness. MAI-Voice-2.1-Flash is better on non-streaming latency and price.

Last updated Methodology by Dileep Chagam

Which is better at what

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

MeasureElevenLabs v3MAI-Voice-2.1-Flash
  • Non-streaming latency (median)MAI-Voice-2.1-Flash is better320 ms289 ms
  • Streaming latency (median)Can't streamCan't stream
  • Extra audio after a stopNo stop messageNo stop message
  • Hard parts read rightElevenLabs v3 is better87.2%78.3%
  • Naturalness (1 to 5)ElevenLabs v3 is better4.414.32
  • Price per 1M charactersMAI-Voice-2.1-Flash is better$40.00$15.00
Hard parts read rightElevenLabs v3MAI-Voice-2.1-Flash
  • Numbers and shorthand7 a.m. · 20% · 36°F · approx.81%79%
  • Codes and addressesSAVE20 · help@north-clinic.org · 1-800-555-019989%67%
  • Read from contextSt. Mary's on Main St. · Dr. Okafor94%75%
  • Medical termslevothyroxine · gastroenterology100%92%

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 v3MAI-Voice-2.1-Flash
  • Non-streaming latency (median)14 of 2612 of 26
  • Streaming latency (median)n/an/a
  • Extra audio after a stopn/an/a
  • Hard parts read right10 of 2618 of 26
  • Naturalness (1 to 5)13 of 2622 of 26
  • Price per 1M characters18 of 252 of 25

Related comparisons

ElevenLabs v3 vs MAI-Voice-2.1-Flash FAQ

  • MAI-Voice-2.1-Flash. ElevenLabs v3: 320 ms. MAI-Voice-2.1-Flash: 289 ms.

  • Neither has a figure. ElevenLabs v3: Can't stream. MAI-Voice-2.1-Flash: Can't stream.

  • Neither has a figure. ElevenLabs v3: No stop message. MAI-Voice-2.1-Flash: No stop message.

  • ElevenLabs v3. ElevenLabs v3: 87.2%. MAI-Voice-2.1-Flash: 78.3%.

  • MAI-Voice-2.1-Flash. ElevenLabs v3: $40.00. MAI-Voice-2.1-Flash: $15.00.