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Amazon Transcribe 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; Amazon Transcribe is fastest; Amazon Transcribe covers the most languages; Amazon Transcribe is cheapest.

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Verdict · who wins what

Most accurate

Gladia Solaria-3

9.8% WER

Gladia

Fastest

Amazon Transcribe

0.4× realtime

Amazon Web Services

Most languages

Amazon Transcribe

77 languages

Amazon Web Services

Cheapest

Amazon Transcribe

$0.0060/min

Amazon Web Services

Comparing

2 models · same benchmark

1

Batch

Amazon Transcribe

Amazon Web Services

$0.0060/min
#8 · 51.5

AWS foundation model-powered ASR — 100+ languages

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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

51.5

52.2

Accuracy rank

of 35

#8

#3

Word error rate

WER

13.0%

9.8%

Character error rate

CER

9.2%

5.8%

Match error rate

MER

12.1%

9.6%

Word info lost

WIL

16.7%

14.7%

Languages

77

5

Cost vs. accuracy

overall WER vs price

Gladia Solaria-3

Amazon Transcribe

field · 33 models

lower-left is better

Accuracy by category

WER · lower is better

code_switching

55.8%
24.8%

conversational

6.9%
7.0%

finance

6.3%

Accuracy by accent

WER · English

african

24.6%
24.6%

australian

6.2%
13.9%

indian

3.2%

Speed & latency

p50 → p99

Processing speed

× realtime

0.4×

0.2×

Latency p50

12.4s

7.6s

Latency p90

13.0s

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

$0.0060

$0.0101

Billing granularity

per 1s

per 1s

1 hour of audio

$0.36

$0.61

100 hours

Capabilities

Feature support

Speaker diarization

Yes

Yes

Word-level timestamps

Yes

Yes

Code-switching

Yes

Coverage & deployment

Languages · formats · regions

Languages

77

5

Mode

Batch

Batch

Region

United States

EU (France)

Audio formats

9.5%

general

6.6%
9.0%

legal

6.2%
2.9%

medical

3.7%
8.9%

noisy

41.7%

—

technical

3.2%

—

25.4%

uk

0.0%
7.5%

us

1.9%
13.2%

Latency p99

13.0s

7.7s

$36.00

$60.84

1,000 hours

$360.00

$608.40

No

Auto-detect language

Yes

Yes

Live / streaming

No

No

Custom vocabulary

No

Yes

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

Max file size

2 GB

1000 MB

Max duration

8 h

2 h 15 min

Compliance

HIPAA
SOC2
GDPR
GDPR

Frequently asked questions

Is Amazon Transcribe or Gladia Solaria-3 more accurate?

Gladia Solaria-3 is more accurate, with a 9.8% word error rate versus 13.0% for Amazon Transcribe, on our standardized benchmark.

Which is cheaper, Amazon Transcribe or Gladia Solaria-3?

Amazon Transcribe is cheaper at $0.0060/min versus $0.0101/min for Gladia Solaria-3.

Should you choose Amazon Transcribe or Gladia Solaria-3?

Choose Amazon Transcribe for speed, lower cost, and language coverage; choose Gladia Solaria-3 for accuracy.