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Qwen3 ASR Flash vs Gladia Solaria-3

2 models compared on the same benchmark — accuracy, latency, price, language coverage and capabilities. Gladia Solaria-3 leads on raw accuracy; Gladia Solaria-3 is fastest; Qwen3 ASR Flash covers the most languages; Qwen3 ASR Flash is cheapest.

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Verdict · who wins what

Most accurate

Gladia Solaria-3

9.8% WER

Gladia

Fastest

Gladia Solaria-3

0.2× realtime

Gladia

Most languages

Qwen3 ASR Flash

25 languages

Alibaba (Qwen)

Cheapest

Qwen3 ASR Flash

$0.0021/min

Alibaba (Qwen)

Comparing

2 models · same benchmark

1

Batch

Qwen3 ASR Flash

Alibaba (Qwen)

$0.0021/min
#5 · 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

Gladia Solaria-3

Gladia

$0.0101/min
#3 · 52.2

Gladia Solaria-3 — EU-hosted batch speech-to-text tuned for the most accurate business audio across five core European languages (English, French, German, Spanish, Italian), with speaker diarization, custom vocabulary, and word-level timestamps.

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Overview

30-day benchmark average

Overall score

0–100

69.1

52.2

Accuracy rank

of 35

#5

#3

Word error rate

WER

12.3%

9.8%

Character error rate

CER

7.4%

5.8%

Match error rate

MER

11.2%

9.6%

Word info lost

WIL

14.3%

14.7%

Languages

25

5

Cost vs. accuracy

overall WER vs price

Qwen3 ASR Flash

Gladia Solaria-3

field · 33 models

lower-left is better

Accuracy by category

WER · lower is better

code_switching

18.4%
24.8%

conversational

9.7%
7.0%

finance

6.0%

Accuracy by accent

WER · English

african

24.6%
24.6%

australian

13.9%
13.9%

indian

20.6%

Speed & latency

p50 → p99

Processing speed

× realtime

0.1×

0.2×

Latency p50

7.0s

7.6s

Latency p90

7.0s

7.7s

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

$0.0021

$0.0101

Billing granularity

per 1s

per 1s

1 hour of audio

$0.13

$0.61

100 hours

Capabilities

Feature support

Speaker diarization

No

Yes

Word-level timestamps

Yes

Yes

Code-switching

No

Coverage & deployment

Languages · formats · regions

Languages

25

5

Mode

Batch

Batch

Region

Singapore

EU (France)

Audio formats

9.5%

general

11.3%
9.0%

legal

3.6%
2.9%

medical

7.0%
8.9%

noisy

29.2%

—

technical

4.0%

—

25.4%

uk

1.5%
7.5%

us

1.9%
13.2%

Latency p99

7.0s

7.7s

$12.60

$60.84

1,000 hours

$126.00

$608.40

No

Auto-detect language

Yes

Yes

Live / streaming

No

No

Custom vocabulary

No

Yes

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

Max file size

2 GB

1000 MB

Max duration

12 h

2 h 15 min

Compliance

—

GDPR

Frequently asked questions

Is Qwen3 ASR Flash or Gladia Solaria-3 more accurate?

Gladia Solaria-3 is more accurate, with a 9.8% word error rate versus 12.3% for Qwen3 ASR Flash, on our standardized benchmark.

Which is cheaper, Qwen3 ASR Flash or Gladia Solaria-3?

Qwen3 ASR Flash is cheaper at $0.0021/min versus $0.0101/min for Gladia Solaria-3.

Should you choose Qwen3 ASR Flash or Gladia Solaria-3?

Choose Qwen3 ASR Flash for lower cost and language coverage; choose Gladia Solaria-3 for accuracy and speed.