Speechmatics vs. Deepgram

See why developers are switching to Speechmatics for superior speech-to-text accuracy, industry-leading language support, and advanced speaker diarization.

✔️ Better accuracy

✔️ More languages

✔️ No gimmicks - trusted, transparent, reliable.

Case study
Ubisoft | Case study
Ubisoft Worlds of Play, Stories Without Limits.
Ubisoft is a leading creator, publisher, and distributor of interactive entertainment, known for iconic franchises like Assassin’s Creed, Far Cry, and Just Dance.
Case study
Logo AI Media - Case Study: AI-Powered Captioning Technology & Solutions
AI Media | Case study
AI-Powered Captioning Technology & Solutions
AI-Media is proud to introduce LEXI Voice, a revolutionary AI-powered solution that delivers real-time voice translation.
Read more
Case study
Adobe logo - Case Study: Adobe
Adobe | Case study
Adobe
American multinational computer software company based in San Jose, California. It offers a wide range of programs from web design tools, photo manipulation and vector creation, through to video/audio editing
Read more
Case study
NCI | Case study
World-Class Captioning Across All Screens
National Captioning Institute is a nonprofit corporation whose primary purposes are to deliver effective captioning services and encourage, develop and fund the continuing development of captioning

Experience the difference in real-time

Choose from live radio, your own voice, or sample audio to see side-by-side comparisons of Speechmatics vs Deepgram.

Why Speechmatics?

Trained on diverse, real-world data to deliver superior accuracy where it matters most.

Unmatched accuracy

Built for the real world, Speechmatics delivers unmatched accuracy in noisy environments, across diverse dialects & accents. The most inclusive STT engine.

Language coverage

55+ languages. Consistently accurate. Designed for global products & multilingual customer base to reach every voice with the same world-class quality.

Trust & transparency

No data logging by default. No surprise price hikes. With superior customer success, transparent terms, and production-grade reliability that scales.

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Start building with Speechmatics today

1) 👤 Log in or signup to the Speechmatics Portal

2) 💳 Add a valid payment card (no charge until credit is used)

3) 🔑 Enter your code: SWITCH200

4) 🚀 Start building with $200 free credit

Speechmatics vs Deepgram

A comprehensive comparison of features, accuracy, and capabilities.

Language Support

Feature

Speechmatics

Deepgram

Supported Languages

55+ languages

30+ languages

Multilingual Accuracy

Industry-leading across all languages

Varies by language

Accuracy & Quality

Feature

Speechmatics

Deepgram

Average WER (Word Error Rate)

6.8%

16.5%

Noisy Environment Performance

Excellent

Standard

Accent Recognition

Market-leading

Standard

Advanced Features

Feature

Speechmatics

Deepgram

Speaker Diarization

No extra charge
Extra charge

Multi-speaker Accuracy

Market-leading

Standard

Custom Vocabulary

Custom Dictionary

1000 words

100 words only

Integration & Deployment

Feature

Speechmatics

Deepgram

Real-time Streaming

Batch Processing

Deployment

SaaS, On-Premise, Air Gapped, On-Device

SaaS, On-Premise

Voice AI Agent Resources

Ready to switch to superior speech-to-text?

Join thousands of developers building the future of voice with Speechmatics. Get $200 in free credits when you sign up today.