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Amazon Transcribe vs Whisper Large V3 Turbo

2 models compared on the same benchmark — accuracy, latency, price, language coverage and capabilities. Whisper Large V3 Turbo leads on raw accuracy; Whisper Large V3 Turbo is fastest; Amazon Transcribe covers the most languages; Whisper Large V3 Turbo is cheapest.

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Verdict · who wins what

Most accurate

Whisper Large V3 Turbo

12.9% WER

Cloudflare

Fastest

Whisper Large V3 Turbo

1.0× realtime

Cloudflare

Most languages

Amazon Transcribe

77 languages

Amazon Web Services

Cheapest

Whisper Large V3 Turbo

$0.0005/min

Cloudflare

Comparing

2 models · same benchmark

1

Batch

Amazon Transcribe

Amazon Web Services

$0.0060/min
#11 · 51.5

AWS foundation model-powered ASR — 100+ languages

Use This ModelDetails →

2

Batch

Whisper Large V3 Turbo

Cloudflare

$0.0005/min
#10 · 76.7

OpenAI Whisper large-v3-turbo hosted by Cloudflare Workers AI, with word-level timestamps and automatic language detection.

Use This ModelDetails →

Overview

30-day benchmark average

Overall score

0–100

51.5

76.7

Accuracy rank

of 37

#11

#10

Word error rate

WER

13.0%

12.9%

Character error rate

CER

9.2%

9.2%

Match error rate

MER

12.1%

11.9%

Word info lost

WIL

16.7%

16.3%

Languages

77

12

Cost vs. accuracy

overall WER vs price

Amazon Transcribe

Whisper Large V3 Turbo

field · 35 models

lower-left is better

Accuracy by category

WER · lower is better

code_switching

55.8%
23.2%

conversational

6.9%
10.0%

finance

6.3%
6.7%

general

6.6%
10.7%

legal

6.2%
2.8%

medical

3.7%
2.1%

noisy

41.7%
36.3%

technical

3.2%
5.2%

Accuracy by accent

WER · English

african

24.6%
24.6%

australian

6.2%
36.9%

indian

3.2%
23.8%

uk

0.0%
6.0%

us

1.9%
9.4%

Speed & latency

p50 → p99

Processing speed

× realtime

0.4×

1.0×

Latency p50

12.4s

5.3s

Latency p90

13.0s

5.3s

Latency p99

13.0s

5.3s

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

66.67%

100.00%

Error rate

33.33%

0.00%

Pricing

billed per second

Rate

per minute

$0.0060

$0.0005

Billing granularity

per 1s

per 1s

1 hour of audio

$0.36

$0.03

100 hours

$36.00

$3.24

1,000 hours

$360.00

$32.40

Capabilities

Feature support

Speaker diarization

Yes

No

Word-level timestamps

Yes

Yes

Code-switching

Yes

No

Auto-detect language

Yes

Yes

Live / streaming

No

No

Custom vocabulary

No

No

Coverage & deployment

Languages · formats · regions

Languages

77

12

Mode

Batch

Batch

Region

United States

Global

Audio formats

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

Max file size

2 GB

25 MB

Max duration

8 h

No limit

Compliance

HIPAA
SOC2
GDPR

—

Frequently asked questions

Is Amazon Transcribe or Whisper Large V3 Turbo more accurate?

Whisper Large V3 Turbo is more accurate, with a 12.9% word error rate versus 13.0% for Amazon Transcribe, on our standardized benchmark.

Which is cheaper, Amazon Transcribe or Whisper Large V3 Turbo?

Whisper Large V3 Turbo is cheaper at $0.0005/min versus $0.0060/min for Amazon Transcribe.

Should you choose Amazon Transcribe or Whisper Large V3 Turbo?

Choose Amazon Transcribe for language coverage; choose Whisper Large V3 Turbo for accuracy, speed, and lower cost.