Cartesia vs Synthesia: Which Is Better in 2026?
Cartesia and Synthesia are remarkably close on our rubric — within 0.1 points overall. The choice comes down to your specific use case, not raw quality.
Yan yana
| Metric | Cartesia | Synthesia |
|---|---|---|
| Overall score | 8.2 | 8.1 |
| Voice quality | 9.0 | 8.0 |
| Value | 8.0 | 6.0 |
| UI | 8.0 | 9.0 |
| Free tier | Yes | Yes |
| Cheapest paid plan | $4/mo | $29/mo |
| Most popular plan | $39/mo | $89/mo |
| Languages supported | 40 | 130 |
| Voices in catalog | 50 | 400 |
| Voice cloning | Yes | Yes |
| API available | Yes | Yes |
| Emotion control | Yes | Yes |
| Multi-speaker | Yes | Yes |
| Commercial use | Yes | Yes |
| Audio quality | studio-44.1kHz | studio-44.1kHz |
| Output formats | mp3, wav, pcm, ulaw | mp4 |
| Founded | 2023 · United States | 2017 · United Kingdom |
| Enterprise plan | Yes | Yes |
Fiyat kapışması
Cartesia's entry plan undercuts Synthesia by $25 per month — a meaningful gap for indie producers.
Cartesia'ı ne zaman seçmeli
- You're auditioning against human voice talent and need to sound studio-grade.
- Budget is the dominant constraint and you need predictable per-minute economics.
Synthesia'ı ne zaman seçmeli
- You publish in five or more languages and need a single tool that covers all of them.
İlgili karşılaştırmalar
Frequently asked questions
Is Cartesia or Synthesia better for podcast voiceover?
Cartesia (8.0/10) and Synthesia (8.1/10) are effectively tied for podcast voiceover. Decide on language coverage and editor preference.
Which one is cheaper?
Cartesia starts at $4/month, cheaper than Synthesia's $29/month entry plan.
Which has more languages?
Cartesia supports 40 languages; Synthesia supports 130. Synthesia is the broader choice for multilingual projects.
Do both offer voice cloning?
Yes — both support voice cloning. Consent requirements apply on both platforms.
Which is better for ivr phone systems?
For ivr phone systems, Cartesia scores 9.4/10 versus Synthesia's 8.1/10 — see our use-case page for the full ranked list.