ElevenLabs vs Deepgram: Full audio AI platform or STT specialist?

TL;DR

ElevenLabs and Deepgram approach speech AI from opposite directions. ElevenLabs is TTS-first - ranked #1 in blind listening tests with 1,200+ voices, voice cloning, and 14 products. Deepgram is STT-first - its Nova models are among the most accurate speech-to-text systems available, processing 50,000+ years of audio to date. Both are expanding into each other's territory: ElevenLabs launched Scribe STT, and Deepgram launched Aura TTS. However, each company's expansion product is significantly weaker than the other's core. Choose ElevenLabs if voice generation, cloning, or a full audio platform is your priority. Choose Deepgram if speech-to-text accuracy and pricing are what matter most.

At-a-glance comparison

Text to Speech (#1 in blind tests)

Speech to Text (Nova models, best-in-class accuracy)

TTS voices

1,200+ voices across 70+ languages

27 voices in 7 languages (Aura TTS)

TTS quality

Lowest WER at 2.83%; 80% of Poe.com subscriber voice usage

Basic; not competitive for production-grade voiceover

STT quality

Scribe v2 Realtime (<150ms latency)

Nova-2/3 among best STT models; low WER across 50+ languages

STT languages

Growing language support via Scribe

50+ languages

Streaming latency

Sub-300ms TTS via WebSocket

Sub-250ms STT streaming; Aura TTS also low latency

Conversational AI

Full agent platform with telephony and knowledge base

Voice Agent API (basic, early stage)

Pricing (TTS)

$5/mo for 30,000 credits

$0.015/1K chars (Aura TTS)

Pricing (STT)

Included in plans (Scribe)

$0.0043/min (Nova, pay-as-you-go)

Free tier

10,000 credits/mo

$200 in free credits

Scale

Enterprise deployment with custom SLAs

"50,000 years of audio processed"; NASA, Spotify, Twilio

Detailed comparison

Text to Speech

ElevenLabs is the industry leader in TTS. In independent blind listening tests, ElevenLabs was chosen 37 times vs the next-closest at 19, with the lowest word error rate at 2.83%. The platform offers 1,200+ voices across 70+ languages, professional voice cloning from 30 seconds, and the Eleven v3 model with audio tags for expressive control.

Deepgram's Aura TTS is a secondary product with 27 voices across 7 languages. It was built to complement Deepgram's STT strengths, not to compete head-on with dedicated TTS platforms. Aura offers low latency and competitive pricing ($0.015/1K chars), but the voice quality, language coverage, and customization options are not in the same category as ElevenLabs.

Bottom line: ElevenLabs is in a different class for TTS. Deepgram's Aura is a basic add-on, not a production-grade alternative.

Speech to text

Deepgram's Nova models are among the best STT systems available. Nova-2 and Nova-3 deliver low word error rates across 50+ languages with real-time streaming support. Deepgram has processed over 50,000 years of audio and serves enterprise customers like NASA, Twilio, and Spotify. At $0.0043/min, Deepgram's STT pricing is very competitive.

ElevenLabs' Scribe v2 Realtime delivers <150ms latency with speaker diarization. Scribe is purpose-built for real-time applications and integrates directly with the rest of the ElevenLabs platform (conversational AI, dubbing, audio analysis). While Scribe is closing the accuracy gap with Deepgram's Nova, Deepgram's longer track record and focused investment in STT give it an edge on pure transcription quality.

Bottom line: Deepgram leads on STT accuracy and track record. ElevenLabs' Scribe is competitive for real-time use cases and benefits from platform integration.

API and developer experience

Both platforms offer excellent developer experiences. Deepgram provides SDKs for Python, JavaScript, Go, and .NET with clear documentation and an active Discord community. The API is straightforward and well-loved by developers.

ElevenLabs provides SDKs for Python, JavaScript, React, React Native, Swift, and Kotlin. The WebSocket API enables sub-300ms streaming, and the interactive playground makes it easy to test voices. The API covers a broader surface area (TTS, STT, cloning, dubbing, SFX, music, agents).

Bottom line: Both offer strong developer experiences. Deepgram has a slight edge in STT-specific tooling. ElevenLabs covers more products from a single API.

Pricing

Deepgram's pricing is very competitive. Nova STT costs $0.0043/min on pay-as-you-go, with lower rates on the Growth plan ($4.99/mo + usage). Aura TTS costs $0.015/1K chars. The $200 free credit is generous for testing.

ElevenLabs uses credit-based subscriptions starting at $5/mo. The per-unit cost is higher than Deepgram for both TTS and STT. However, ElevenLabs plans include access to the full platform (14 products) whereas Deepgram charges separately for each capability.

Bottom line: Deepgram is cheaper for pure STT workloads. ElevenLabs is more expensive per unit but includes a far broader platform.

Beyond STT and TTS: what else ElevenLabs offers

If your needs extend beyond speech-to-text and text-to-speech, ElevenLabs offers 14 products including Professional Voice Cloning, AI Dubbing across 29 languages, Sound Effects, AI Music, and Conversational AI. These are outside the scope of this comparison but relevant for teams where STT and TTS are components of a larger audio workflow.

Who should choose ElevenLabs

• Need production-grade TTS with the highest voice quality available
• Want voice cloning from 30 seconds of audio
• Are building conversational AI agents with a complete voice platform
• Need 70+ languages with native-quality TTS output

Ideal ElevenLabs customer: A team that needs speech generation as a core capability, or needs a unified platform that handles both understanding and generating speech.

Who should choose Deepgram

• Need the best possible speech-to-text accuracy
• Are building transcription pipelines, voice analytics, or real-time captioning
• Want the most competitive STT pricing ($0.0043/min)
• Need only basic TTS alongside production-grade STT
• Prefer to use separate best-of-breed vendors for STT and TTS

Ideal Deepgram customer: A team building transcription, voice analytics, or captioning systems where STT accuracy is the primary concern and TTS is secondary or not needed.

FAQ

Is ElevenLabs better than Deepgram?

It depends on what you need. ElevenLabs is significantly better for text-to-speech - #1 in blind listening tests with 1,200+ voices vs Deepgram's 27. Deepgram is stronger for speech-to-text, with Nova models that are among the most accurate STT systems available. ElevenLabs also offers 14 products (dubbing, SFX, music, agents) that Deepgram does not provide. For teams needing both STT and TTS, ElevenLabs offers a single-vendor solution through Scribe STT.

Does Deepgram have text-to-speech?

Yes, but it is basic. Deepgram's Aura TTS offers 27 voices across 7 languages. It is adequate for simple voiceover but not competitive with dedicated TTS platforms like ElevenLabs for production-grade voice quality, emotional range, or language coverage (7 vs 70+ languages).

Can I use ElevenLabs for speech-to-text?

Yes. ElevenLabs offers Scribe v2 Realtime with <150ms latency and speaker diarization. Scribe is included in ElevenLabs plans and integrates with the full platform. While Deepgram's Nova models have a longer STT track record, ElevenLabs Scribe is competitive for real-time applications.

What is the best alternative to Deepgram?

ElevenLabs is the top alternative for teams that need both STT and TTS from a single platform. For STT specifically, other alternatives include AssemblyAI (for audio intelligence features like sentiment analysis and PII redaction), OpenAI Whisper (for self-hostable open-source STT), and Google Cloud Speech-to-Text (for Google ecosystem integration). See our full guide: Top Deepgram Alternatives.

Related pages

• Top Deepgram Alternatives - Full guide to Deepgram alternatives
• ElevenLabs vs AssemblyAI - Compare with another STT-focused platform
• ElevenLabs vs OpenAI - Compare with OpenAI's voice offerings
• ElevenLabs Pricing - See all plans and pricing
• Voice Samples and Playground - Hear ElevenLabs voices for yourself
• Compare ElevenLabs - All competitor comparisons