TL;DR: ElevenLabs is the voice-quality and creator platform — the richest cloning, the biggest voice library, dubbing and audiobooks, in 70+ languages, from $6/month. Cartesia is the developer’s voice engine — Sonic 3.6 answers in under 90 milliseconds claimed latency, meters at one credit per character, and gives you about 3–4x more characters per dollar, from $5/month. Making content people listen to? ElevenLabs. Building a voice agent people talk to? Cartesia.
Bottom line: Finished audio for an audience — ElevenLabs. Real-time conversation in a product — Cartesia.
Prices checked October 2026. This is a research-based comparison — no hands-on testing claims.
ElevenLabs vs Cartesia at a glance
| Feature | ElevenLabs | Cartesia | Edge |
|---|---|---|---|
| Free tier | 10,000 credits/mo (~10 min), no commercial license | 20,000 credits, personal use | Cartesia (more credits) |
| Entry paid plan | Starter $6/mo — 30,000 credits, commercial license | Pro $5/mo — 100,000 credits, commercial use, instant cloning | Cartesia |
| Mid tier | Creator $22/mo — ~100,000+ credits, professional cloning | Startup $49/mo — 1,250,000 credits, professional cloning | Cartesia on volume |
| High tier | Pro $99/mo; Scale and Business above that | Scale $299/mo — 8,000,000 credits | Cartesia on volume |
| How credits work | ~1,000 credits ≈ 1 minute; premium models cost more per character | Flat 1 credit per character for TTS | Cartesia (simpler, cheaper) |
| Latency (time to first audio) | Flash model ~75ms model latency; higher-quality models slower | Sonic 3.6 claimed under 90ms; independent end-to-end measures higher (~166–190ms) | Tie at the top end |
| Languages | 70+ (90+ claimed for newest models) | 42–44 | ElevenLabs |
| Voice cloning | Instant from under 2 min; professional from ~30 min of audio | Instant from 10–60 seconds; professional on Startup and up | Cartesia (faster sample) |
| Beyond TTS | Dubbing, audiobooks studio, sound effects, music, voice library of thousands | Ink speech-to-text, Line voice agents at $0.06/min plus telephony | ElevenLabs for creators; Cartesia for agents |
| Best for | YouTubers, podcasters, audiobooks, dubbing, games characters | Voice agents, support bots, live products, high-volume APIs | Depends on job |
Where ElevenLabs earns its premium
ElevenLabs is a content platform that happens to have an API. Creators get a studio for long-form narration, a dubbing pipeline that keeps a speaker’s voice across languages, sound effects and music tools, and a community voice library with thousands of ready voices. Its cloning quality and emotional range are still the reference point other tools are measured against, and its language coverage — 70-plus, with the newest models claiming 90-plus — is roughly double Cartesia’s.
You pay for that range. The credit meter runs at roughly 1,000 credits per minute on standard models and more on the best ones, and every regeneration is billed, so real-world minutes land well under the headline numbers. Creator at $22 a month is the plan most producers actually live on.
Where Cartesia wins — speed and unit cost
Cartesia was built for conversation, not narration. Sonic 3.6 is designed around time-to-first-audio: the company claims under 90 milliseconds of model latency, and while independent end-to-end benchmarks measure more like 166–190ms, that is still fast enough that callers do not feel a gap. Its Line platform wraps Sonic text-to-speech and Ink speech-to-text into hosted voice agents billed at $0.06 per minute, plus about $0.014 per minute for Cartesia-provided telephony.
The pricing gap is the real story. Cartesia meters one credit per character, flat. Its $5 Pro plan includes 100,000 credits — about 20,000 characters per dollar — against roughly 5,500 characters per dollar on ElevenLabs Creator. At Startup and Scale volumes the gap widens further, which is why agent builders standardize on Cartesia even when they prefer ElevenLabs’ sound for pre-recorded lines.
Which should you pick?
Pick ElevenLabs if the audio is the product: narration, dubbing, characters, audiobooks, or any voice your audience will judge on quality. Pick Cartesia if the voice is an interface: phone agents, in-app assistants, games and live tools where a 200-millisecond pause costs you users — and especially if your character volume makes ElevenLabs’ meter hurt. Some teams run both: Cartesia live, ElevenLabs for recorded content.
Frequently asked questions
Which is cheaper, ElevenLabs or Cartesia?
Cartesia, by a wide margin at volume — roughly 3–4x more characters per dollar on comparable self-serve plans, because it meters a flat one credit per character.
Which sounds better?
ElevenLabs, for finished content. Its top models and professional cloning remain the quality benchmark, particularly for expressive, long-form speech.
Which is better for voice agents?
Cartesia. Sonic’s low latency, the Ink speech-to-text model and the Line agent platform at $0.06/minute are purpose-built for real-time calls.
Can both clone my voice?
Yes. Cartesia clones instantly from 10–60 seconds of audio on Pro ($5/mo) and up; ElevenLabs offers instant cloning from under two minutes and a professional tier from about 30 minutes of audio. Only clone voices you have the right to use.
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