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Amazon Transcribe vs Speechmatics Enhanced

2 models compared on the same benchmark — accuracy, latency, price, language coverage and capabilities. Speechmatics Enhanced 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

Speechmatics Enhanced

12.3% WER

Speechmatics

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

Use This ModelDetails →

2

Batch

Speechmatics Enhanced

Speechmatics

$0.0083/min
#6 · 47.3

Highest accuracy model — 55+ languages, best-in-class

Use This ModelDetails →

Overview

30-day benchmark average

Overall score

0–100

51.5

47.3

Accuracy rank

of 35

#8

#6

Word error rate

WER

13.0%

12.3%

Character error rate

CER

9.2%

8.0%

Match error rate

MER

12.1%

11.3%

Word info lost

WIL

16.7%

16.2%

Languages

77

48

Cost vs. accuracy

overall WER vs price

Speechmatics Enhanced

Amazon Transcribe

field · 33 models

lower-left is better

Accuracy by category

WER · lower is better

code_switching

55.8%
39.2%

conversational

6.9%
6.4%

finance

6.3%

Accuracy by accent

WER · English

african

24.6%
7.7%

australian

6.2%
7.7%

indian

3.2%

Speed & latency

p50 → p99

Processing speed

× realtime

0.4×

0.3×

Latency p50

12.4s

8.7s

Latency p90

13.0s

12.1s

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

$0.0083

Billing granularity

per 1s

per 1s

1 hour of audio

$0.36

$0.50

100 hours

Capabilities

Feature support

Speaker diarization

Yes

Yes

Word-level timestamps

Yes

Yes

Code-switching

Yes

Coverage & deployment

Languages · formats · regions

Languages

77

48

Mode

Batch

Batch

Region

United States

Europe

Audio formats

6.8%

general

6.6%
7.2%

legal

6.2%
2.2%

medical

3.7%
5.7%

noisy

41.7%
40.8%

technical

3.2%
5.3%
9.5%

uk

0.0%
3.0%

us

1.9%
1.9%

Latency p99

13.0s

12.1s

$36.00

$49.68

1,000 hours

$360.00

$496.80

Yes

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

Max file size

2 GB

1 GB

Max duration

8 h

No limit

Compliance

HIPAA
SOC2
GDPR
SOC2
GDPR

Frequently asked questions

Is Amazon Transcribe or Speechmatics Enhanced more accurate?

Speechmatics Enhanced is more accurate, with a 12.3% word error rate versus 13.0% for Amazon Transcribe, on our standardized benchmark.

Which is cheaper, Amazon Transcribe or Speechmatics Enhanced?

Amazon Transcribe is cheaper at $0.0060/min versus $0.0083/min for Speechmatics Enhanced.

Should you choose Amazon Transcribe or Speechmatics Enhanced?

Choose Amazon Transcribe for speed, lower cost, and language coverage; choose Speechmatics Enhanced for accuracy.