2 models compared on the same benchmark — accuracy, latency, price, language coverage and capabilities. Speechmatics Enhanced leads on raw accuracy; Speechmatics Enhanced is fastest; Speechmatics Enhanced covers the most languages; Nova-3 is cheapest.
Verdict · who wins what
Most accurate
Speechmatics Enhanced
12.3% WER
Speechmatics
Fastest
Speechmatics Enhanced
0.3× realtime
Speechmatics
Most languages
Speechmatics Enhanced
48 languages
Speechmatics
Cheapest
Nova-3
$0.0077/min
Deepgram
Comparing
2 models · same benchmark
1
Nova-3
Deepgram
Deepgram's flagship model — 53% lower WER vs competitors, code-switching support
2
Speechmatics Enhanced
Speechmatics
Highest accuracy model — 55+ languages, best-in-class
Speechmatics Enhanced
Nova-3
field · 33 models
lower-left is better
general
legal
medical
noisy
technical
uk
us
Latency p99
1.8s
12.1s
Final drain
181ms
—
Real-time factor
1.01×
—
Flicker
9.6%
—
Cadence
0.8/s
—
$46.08
$49.68
1,000 hours
$460.80
$496.80
Yes
Auto-detect language
Yes
Yes
Live / streaming
Yes
No
Custom vocabulary
Yes
Yes
Max file size
2 GB
1 GB
Max duration
No limit
No limit
Compliance
Is Nova-3 or Speechmatics Enhanced more accurate?
Speechmatics Enhanced is more accurate, with a 12.3% word error rate versus 21.0% for Nova-3, on our standardized benchmark.
Which is cheaper, Nova-3 or Speechmatics Enhanced?
Nova-3 is cheaper at $0.0077/min versus $0.0083/min for Speechmatics Enhanced.
Should you choose Nova-3 or Speechmatics Enhanced?
Choose Nova-3 for lower cost; choose Speechmatics Enhanced for accuracy, speed, and language coverage.
