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Qwen3 ASR Flash vs Whisper Large V3 Turbo

2 models compared on the same benchmark — accuracy, latency, price, language coverage and capabilities. Qwen3 ASR Flash leads on raw accuracy; Whisper Large V3 Turbo is fastest; Qwen3 ASR Flash covers the most languages; Whisper Large V3 Turbo is cheapest.

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Verdict · who wins what

Most accurate

Qwen3 ASR Flash

12.3% WER

Alibaba (Qwen)

Fastest

Whisper Large V3 Turbo

1.0× realtime

Cloudflare

Most languages

Qwen3 ASR Flash

25 languages

Alibaba (Qwen)

Cheapest

Whisper Large V3 Turbo

$0.0005/min

Cloudflare

Comparing

2 models · same benchmark

1

Batch

Qwen3 ASR Flash

Alibaba (Qwen)

$0.0021/min
#8 · 69.1

Alibaba Qwen3-ASR Flash — multilingual batch transcription (25+ languages) with word-level timestamps and automatic language detection, served from Model Studio (Singapore). Handles files up to 12 hours.

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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.

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Overview

30-day benchmark average

Overall score

0–100

69.1

76.7

Accuracy rank

of 37

#8

#10

Word error rate

WER

12.3%

12.9%

Character error rate

CER

7.4%

9.2%

Match error rate

MER

11.2%

11.9%

Word info lost

WIL

14.3%

16.3%

Languages

25

12

Cost vs. accuracy

overall WER vs price

Qwen3 ASR Flash

Whisper Large V3 Turbo

field · 35 models

lower-left is better

Accuracy by category

WER · lower is better

code_switching

18.4%
23.2%

conversational

9.7%
10.0%

finance

6.0%
6.7%

general

11.3%
10.7%

legal

3.6%
2.8%

medical

7.0%
2.1%

noisy

29.2%
36.3%

technical

4.0%
5.2%

Accuracy by accent

WER · English

african

24.6%
24.6%

australian

13.9%
36.9%

indian

20.6%
23.8%

uk

1.5%
6.0%

us

1.9%
9.4%

Speed & latency

p50 → p99

Processing speed

× realtime

0.1×

1.0×

Latency p50

7.0s

5.3s

Latency p90

7.0s

5.3s

Latency p99

7.0s

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

87.50%

100.00%

Error rate

12.50%

0.00%

Pricing

billed per second

Rate

per minute

$0.0021

$0.0005

Billing granularity

per 1s

per 1s

1 hour of audio

$0.13

$0.03

100 hours

$12.60

$3.24

1,000 hours

$126.00

$32.40

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

25

12

Mode

Batch

Batch

Region

Singapore

Global

Audio formats

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

Max file size

2 GB

25 MB

Max duration

12 h

No limit

Compliance

—

—

Frequently asked questions

Is Qwen3 ASR Flash or Whisper Large V3 Turbo more accurate?

Qwen3 ASR Flash is more accurate, with a 12.3% word error rate versus 12.9% for Whisper Large V3 Turbo, on our standardized benchmark.

Which is cheaper, Qwen3 ASR Flash or Whisper Large V3 Turbo?

Whisper Large V3 Turbo is cheaper at $0.0005/min versus $0.0021/min for Qwen3 ASR Flash.

Should you choose Qwen3 ASR Flash or Whisper Large V3 Turbo?

Choose Qwen3 ASR Flash for accuracy and language coverage; choose Whisper Large V3 Turbo for speed and lower cost.