CekuraBench

ElevenLabs v3vsDeepgram Aura-2

ElevenLabs v3Deepgram Aura-2
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%
  • Deepgram Aura-2281 ms · 77.2%

ElevenLabs v3 is better on accuracy. Deepgram Aura-2 is better on non-streaming latency, streaming latency, stopping, naturalness and price.

Last updated Methodology by Dileep Chagam

Which is better at what

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

MeasureElevenLabs v3Deepgram Aura-2
  • Non-streaming latency (median)Deepgram Aura-2 is better320 ms281 ms
  • Streaming latency (median)Deepgram Aura-2 is betterCan't stream126 ms
  • Extra audio after a stopDeepgram Aura-2 is betterNo stop message40 ms
  • Hard parts read rightElevenLabs v3 is better87.2%77.2%
  • Naturalness (1 to 5)Deepgram Aura-2 is better4.414.43
  • Price per 1M charactersDeepgram Aura-2 is better$40.00$30.00
Hard parts read rightElevenLabs v3Deepgram Aura-2
  • Numbers and shorthand7 a.m. · 20% · 36°F · approx.81%71%
  • Codes and addressesSAVE20 · help@north-clinic.org · 1-800-555-019989%87%
  • Read from contextSt. Mary's on Main St. · Dr. Okafor94%75%
  • Medical termslevothyroxine · gastroenterology100%86%

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 v3Deepgram Aura-2
  • Non-streaming latency (median)14 of 269 of 26
  • Streaming latency (median)n/a4 of 18
  • Extra audio after a stopn/a3 of 6
  • Hard parts read right10 of 2620 of 26
  • Naturalness (1 to 5)13 of 268 of 26
  • Price per 1M characters18 of 2513 of 25

Related comparisons

ElevenLabs v3 vs Deepgram Aura-2 FAQ

  • Deepgram Aura-2. ElevenLabs v3: 320 ms. Deepgram Aura-2: 281 ms.

  • Deepgram Aura-2. ElevenLabs v3: Can't stream. Deepgram Aura-2: 126 ms.

  • Deepgram Aura-2. ElevenLabs v3: No stop message. Deepgram Aura-2: 40 ms.

  • ElevenLabs v3. ElevenLabs v3: 87.2%. Deepgram Aura-2: 77.2%.

  • Deepgram Aura-2. ElevenLabs v3: $40.00. Deepgram Aura-2: $30.00.