2 models compared on the same benchmark — accuracy, latency, price, language coverage and capabilities. Whisper Large V3 Turbo leads on raw accuracy; Gladia Solaria-1 (Realtime) is fastest; Gladia Solaria-1 (Realtime) covers the most languages; Whisper Large V3 Turbo is cheapest.
Verdict · who wins what
Most accurate
Whisper Large V3 Turbo
14.3% WER
Groq
Fastest
Gladia Solaria-1 (Realtime)
0.2× realtime
Gladia
Most languages
Gladia Solaria-1 (Realtime)
25 languages
Gladia
Cheapest
Whisper Large V3 Turbo
$0.0007/min
Groq
Comparing
2 models · same benchmark
1
Gladia Solaria-1 (Realtime)
Gladia
Gladia Solaria-1 — EU-hosted real-time streaming speech-to-text across 100+ languages with native code-switching and ~103ms partial latency. Word-level timestamps and automatic language identification; speaker diarization is available for batch (Solaria-3), not this streaming model.
2
Whisper Large V3 Turbo
Groq
OpenAI Whisper large-v3-turbo served on Groq's LPU hardware — very fast, very low cost batch transcription with word-level timestamps and automatic language detection.
general
—
legal
—
medical
—
noisy
—
technical
—
uk
—
us
—
—
3.4s
Final drain
191ms
—
Real-time factor
1.06×
—
Flicker
89.9%
—
Cadence
1.4/s
—
$3.96
1,000 hours
$748.80
$39.60
No
Auto-detect language
Yes
Yes
Live / streaming
Yes
No
Custom vocabulary
No
No
Max file size
1000 MB
100 MB
Max duration
2 h 15 min
No limit
Compliance
—
Is Gladia Solaria-1 (Realtime) or Whisper Large V3 Turbo more accurate?
Whisper Large V3 Turbo has a published benchmark at 14.3% word error rate. Gladia Solaria-1 (Realtime) has not been benchmarked yet.
Which is cheaper, Gladia Solaria-1 (Realtime) or Whisper Large V3 Turbo?
Whisper Large V3 Turbo is cheaper at $0.0007/min versus $0.0125/min for Gladia Solaria-1 (Realtime).
Should you choose Gladia Solaria-1 (Realtime) or Whisper Large V3 Turbo?
Choose Gladia Solaria-1 (Realtime) for speed and language coverage; choose Whisper Large V3 Turbo for accuracy and lower cost.
