2 models compared on the same benchmark — accuracy, latency, price, language coverage and capabilities. Whisper Large V3 Turbo leads on raw accuracy; Flux is fastest; Whisper Large V3 Turbo covers the most languages; Whisper Large V3 Turbo is cheapest.
Verdict · who wins what
Most accurate
Whisper Large V3 Turbo
14.3% WER
Groq
Fastest
Flux
0.1× realtime
Deepgram
Most languages
Whisper Large V3 Turbo
12 languages
Groq
Cheapest
Whisper Large V3 Turbo
$0.0007/min
Groq
Comparing
2 models · same benchmark
1
Flux
Deepgram
First conversational ASR model built for voice agents — model-integrated endpointing
2
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.
general
—
legal
—
medical
—
noisy
—
technical
—
uk
—
us
—
—
3.4s
Final drain
0ms
—
Real-time factor
1.01×
—
Flicker
53.3%
—
Cadence
4.2/s
—
$3.96
1,000 hours
$460.80
$39.60
No
Auto-detect language
No
Yes
Live / streaming
Yes
No
Custom vocabulary
No
No
Max file size
2 GB
100 MB
Max duration
No limit
No limit
Compliance
—
Is Flux or Whisper Large V3 Turbo more accurate?
Whisper Large V3 Turbo has a published benchmark at 14.3% word error rate. Flux has not been benchmarked yet.
Which is cheaper, Flux or Whisper Large V3 Turbo?
Whisper Large V3 Turbo is cheaper at $0.0007/min versus $0.0077/min for Flux.
Should you choose Flux or Whisper Large V3 Turbo?
Choose Flux for speed; choose Whisper Large V3 Turbo for accuracy, lower cost, and language coverage.
