2 models compared on the same benchmark — accuracy, latency, price, language coverage and capabilities. Amazon Transcribe leads on raw accuracy; Amazon Transcribe is fastest; Amazon Transcribe covers the most languages.
Verdict · who wins what
Most accurate
Amazon Transcribe
13.0% WER
Amazon Web Services
Fastest
Amazon Transcribe
0.4× realtime
Amazon Web Services
Most languages
Amazon Transcribe
77 languages
Amazon Web Services
Cheapest
—
—
Comparing
2 models · same benchmark
1
Amazon Transcribe
Amazon Web Services
AWS foundation model-powered ASR — 100+ languages
2
Azure Speech
Microsoft Azure
Azure default STT model — 140+ languages, diarization, word timestamps
Azure Speech
Amazon Transcribe
field · 32 models
lower-left is better
general
legal
medical
noisy
technical
uk
us
Latency p99
13.0s
2.0s
Final drain
—
0ms
Real-time factor
—
1.01×
Flicker
—
13.2%
Cadence
—
1.7/s
$36.00
$36.00
1,000 hours
$360.00
$360.00
No
Auto-detect language
Yes
No
Live / streaming
No
Yes
Custom vocabulary
No
No
Max file size
2 GB
1 GB
Max duration
8 h
4 h
Compliance
Is Amazon Transcribe or Azure Speech more accurate?
Amazon Transcribe is more accurate, with a 13.0% word error rate versus 15.3% for Azure Speech, on our standardized benchmark.
Which is cheaper, Amazon Transcribe or Azure Speech?
Amazon Transcribe and Azure Speech cost the same at $0.0060/min.
Should you choose Amazon Transcribe or Azure Speech?
Amazon Transcribe is the stronger choice overall, leading on accuracy, speed, and language coverage.
