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GPT-4o Mini Transcribe vs Whisper Large V3

2 models compared on the same benchmark — accuracy, latency, price, language coverage and capabilities. GPT-4o Mini Transcribe leads on raw accuracy; Whisper Large V3 is fastest; GPT-4o Mini Transcribe is cheapest.

Open both in playground

Verdict · who wins what

Most accurate

GPT-4o Mini Transcribe

13.6% WER

OpenAI

Fastest

Whisper Large V3

0.3× realtime

OpenAI

Most languages

—

—

Cheapest

GPT-4o Mini Transcribe

$0.0030/min

OpenAI

Comparing

2 models · same benchmark

1

Batch

GPT-4o Mini Transcribe

OpenAI

$0.0030/min
#9 · 81.1

GPT-4o Mini optimized for fast transcription

Use This ModelDetails →

2

Batch

Whisper Large V3

OpenAI

$0.0060/min
#24 · 69.3

OpenAI's Whisper large-v3 model

Use This ModelDetails →

Overview

30-day benchmark average

Overall score

0–100

81.1

69.3

Accuracy rank

of 35

#9

#24

Word error rate

WER

13.6%

17.7%

Character error rate

CER

9.3%

13.1%

Match error rate

MER

12.8%

16.6%

Word info lost

WIL

17.8%

21.6%

Languages

98

98

Cost vs. accuracy

overall WER vs price

GPT-4o Mini Transcribe

Whisper Large V3

field · 33 models

lower-left is better

Accuracy by category

WER · lower is better

code_switching

18.6%
62.7%

conversational

12.4%
11.2%

finance

6.0%
6.0%

general

11.2%
14.9%

legal

4.9%
2.4%

medical

3.5%
6.6%

noisy

40.8%
36.3%

technical

4.0%
6.5%

Accuracy by accent

WER · English

african

29.2%
24.6%

australian

12.3%
15.4%

indian

20.6%
19.1%

uk

7.5%
3.0%

us

18.9%
3.8%

Speed & latency

p50 → p99

Processing speed

× realtime

0.1×

0.3×

Latency p50

2.0s

3.5s

Latency p90

2.4s

4.3s

Latency p99

2.4s

4.3s

Realtime / streaming

Streaming benchmark averages

Realtime rank

—

—

Realtime score

0–100

—

—

Time to first word

—

—

Final drain

—

—

Real-time factor

—

—

Flicker

—

—

Cadence

—

—

Reliability

Rolling 30 days

Uptime

100.00%

100.00%

Error rate

0.00%

0.00%

Pricing

billed per second

Rate

per minute

$0.0030

$0.0060

Billing granularity

per 1s

per 1s

1 hour of audio

$0.18

$0.36

100 hours

$18.00

$36.00

1,000 hours

$180.00

$360.00

Capabilities

Feature support

Speaker diarization

No

No

Word-level timestamps

Yes

Yes

Code-switching

No

No

Auto-detect language

Yes

Yes

Live / streaming

No

No

Custom vocabulary

No

No

Coverage & deployment

Languages · formats · regions

Languages

98

98

Mode

Batch

Batch

Region

United States

United States

Audio formats

mp3
wav
flac
m4a
ogg
webm
mp3
wav
flac
m4a
ogg
webm

Max file size

25 MB

25 MB

Max duration

No limit

No limit

Compliance

SOC2
GDPR
SOC2
GDPR

Frequently asked questions

Is GPT-4o Mini Transcribe or Whisper Large V3 more accurate?

GPT-4o Mini Transcribe is more accurate, with a 13.6% word error rate versus 17.7% for Whisper Large V3, on our standardized benchmark.

Which is cheaper, GPT-4o Mini Transcribe or Whisper Large V3?

GPT-4o Mini Transcribe is cheaper at $0.0030/min versus $0.0060/min for Whisper Large V3.

Should you choose GPT-4o Mini Transcribe or Whisper Large V3?

Choose GPT-4o Mini Transcribe for accuracy and lower cost; choose Whisper Large V3 for speed.