kitio.aiCartesia Sonic vs Speaktor
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Cartesia Sonic has the lower starting price: about $5 a month, against $10 for Speaktor.
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 voice generator
- Text to audiobook
- Video voiceover and dubbing
- Multi-speaker audio
- MP3, WAV and SRT export
- 55+ output languages
| Feature | Cartesia Sonic | Speaktor |
|---|---|---|
| Best for | Low-latency text-to-speech API for voice agents | AI text to speech for audiobooks, voiceovers and podcasts |
| Category | Audio & voice | Audio & voice |
| Pricing model | Freemium | Free trial |
| Starting price | $5/mo | $9.99/mo |
| Free plan | Yes | No, trial available |
| Made by | Cartesia | Speaktor |
| Based in | United States | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
Cartesia Sonic has the lower starting price: about $5 a month, against $10 for Speaktor.
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
4 plans
Lite
$9.99/mo
- 90 minutes a month
- Lite voices
- MP3, WAV and SRT export
Pro
$24.99/mo
- 600 minutes a month
- Pro voices
- Dubbing with voice cloning
Team
$30/mo
- Per seat
- 3,000 minutes per seat
- Team workspaces
Enterprise
Custom
- Full API access
- Custom workflows
- SOC 2 and GDPR support
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
Speaktor
- Wide language coverage
- Exports audio and subtitles
- Voice cloning for dubbing
- Lite plan has only 90 minutes a month
- Pro voices use credits 5x faster
- API only on Enterprise
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 Speaktor if you want:
- Wide language coverage
- Exports audio and subtitles
- Voice cloning for dubbing
Watch out: lite plan has only 90 minutes a month.
Cartesia Sonic vs Speaktor FAQ
What is the difference between Cartesia Sonic and Speaktor?
Cartesia Sonic: Low-latency text-to-speech API for voice agents. Speaktor: AI text to speech for audiobooks, voiceovers and podcasts. Both are audio & voice tools.
Is Cartesia Sonic or Speaktor cheaper?
Cartesia Sonic has the lower starting price: about $5 a month, against $10 for Speaktor.
Do Cartesia Sonic and Speaktor have free plans?
Cartesia Sonic: Yes. Speaktor: No, trial available.
Who makes Cartesia Sonic?
Cartesia Sonic is made by Cartesia, based in United States.
Who makes Speaktor?
Speaktor is made by Speaktor.
Which should I choose, Cartesia Sonic or Speaktor?
Choose Cartesia Sonic if you value very fast time to first audio and wide language coverage in one model. Choose Speaktor if you value wide language coverage and exports audio and subtitles.