kitio.aiCartesia Sonic vs DupDub
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Cartesia Sonic starts at $5/mo and DupDub starts at See pricing page. Check both pricing pages for current plans.
At a glance
Best for
Category
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Real-time speech under 90ms
- 44 languages
- Instant voice cloning
- Emotion and laughter control
- Voice localisation
- AI text to speech
- AI script writing
- Talking photo avatars
- Video editor
- Transcription and dubbing
- Developer API
| Feature | Cartesia Sonic | DupDub |
|---|---|---|
| Best for | Low-latency text-to-speech API for voice agents | AI voiceovers, talking avatars and video tools in one studio |
| Category | Audio & voice | Audio & voice |
| Pricing model | Freemium | Free trial |
| Starting price | $5/mo | See pricing page |
| Free plan | Yes | No, 3-day trial |
| Made by | Cartesia | DupDub |
| Based in | United States | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
Cartesia Sonic starts at $5/mo and DupDub starts at See pricing page. Check both pricing pages for current plans.
Free plan
Cheapest paid plan
Top plan
Free trial
5 plans
Free
Free
- 20K credits per month
- Text to speech and speech to text
- $1 of prepaid voice agent usage
Pro
$5/mo
- 100K credits per month
- Commercial use license
- Instant voice cloning
Startup
$49/mo
- 1.25M credits per month
- Professional voice cloning
- $49 of prepaid agent usage
Scale
$299/mo
- 8M credits per month
- Priority support
- High concurrency limits
Enterprise
Contact sales
- Custom credits and volume pricing
- SSO and DPAs
- Shared Slack channel
Prices in USD, checked Oct 29, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
Cartesia Sonic
- Very fast time to first audio
- Wide language coverage in one model
- Cloning from ten seconds of audio
- Aimed at developers more than casual users
- Credit system takes a while to understand
- Commercial license needs a paid plan
DupDub
- Voice, avatars and editing together
- Video translation and dubbing
- Trial without a card
- Trial lasts only 3 days
- Plan prices not shown in the evidence
- Jack of many trades, lighter editing tools
Which one should you choose?
Choose Cartesia Sonic if you want:
- Very fast time to first audio
- Wide language coverage in one model
- Cloning from ten seconds of audio
Watch out: aimed at developers more than casual users.
Choose DupDub if you want:
- Voice, avatars and editing together
- Video translation and dubbing
- Trial without a card
Watch out: trial lasts only 3 days.
Cartesia Sonic vs DupDub FAQ
What is the difference between Cartesia Sonic and DupDub?
Cartesia Sonic: Low-latency text-to-speech API for voice agents. DupDub: AI voiceovers, talking avatars and video tools in one studio. Both are audio & voice tools.
Is Cartesia Sonic or DupDub cheaper?
Cartesia Sonic starts at $5/mo and DupDub starts at See pricing page. Check both pricing pages for current plans.
Do Cartesia Sonic and DupDub have free plans?
Cartesia Sonic: Yes. DupDub: No, 3-day trial.
Who makes Cartesia Sonic?
Cartesia Sonic is made by Cartesia, based in United States.
Who makes DupDub?
DupDub is made by DupDub.
Which should I choose, Cartesia Sonic or DupDub?
Choose Cartesia Sonic if you value very fast time to first audio and wide language coverage in one model. Choose DupDub if you value voice, avatars and editing together and video translation and dubbing.