2 models compared on the same benchmark — accuracy, latency, price, language coverage and capabilities. GPT-4o Mini Transcribe leads on raw accuracy; GPT-4o Mini Transcribe is fastest; GPT-4o Mini Transcribe covers the most languages; Whisper Large V3 Turbo is cheapest.
Verdict · who wins what
Most accurate
GPT-4o Mini Transcribe
13.6% WER
OpenAI
Fastest
GPT-4o Mini Transcribe
0.1× realtime
OpenAI
Most languages
GPT-4o Mini Transcribe
98 languages
OpenAI
Cheapest
Whisper Large V3 Turbo
$0.0007/min
Groq
Comparing
2 models · same benchmark
1
Whisper Large V3 Turbo
Groq
OpenAI Whisper large-v3-turbo served on Groq's LPU hardware — very fast, very low cost batch transcription with word-level timestamps and automatic language detection.
2
GPT-4o Mini Transcribe
OpenAI
GPT-4o Mini optimized for fast transcription
30-day benchmark average
overall WER vs price
field · 28 models
lower-left is better
WER · lower is better
WER · English
p50 → p99
Streaming benchmark averages
Rolling 30 days
billed per second
Feature support
Languages · formats · regions
general
legal
medical
noisy
technical
uk
us
Latency p99
3.4s
2.4s
$3.96
$18.00
1,000 hours
$39.60
$180.00
No
Auto-detect language
Yes
Yes
Live / streaming
No
No
Custom vocabulary
No
No
Compliance
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Is Whisper Large V3 Turbo or GPT-4o Mini Transcribe more accurate?
GPT-4o Mini Transcribe is more accurate, with a 13.6% word error rate versus 14.3% for Whisper Large V3 Turbo, on our standardized benchmark.
Which is cheaper, Whisper Large V3 Turbo or GPT-4o Mini Transcribe?
Whisper Large V3 Turbo is cheaper at $0.0007/min versus $0.0030/min for GPT-4o Mini Transcribe.
Should you choose Whisper Large V3 Turbo or GPT-4o Mini Transcribe?
Choose Whisper Large V3 Turbo for lower cost; choose GPT-4o Mini Transcribe for accuracy, speed, and language coverage.
