Copy.ai vs Synthesia
A detailed side-by-side comparison to help you choose.
Copy.ai
AI-powered copywriting tool for marketing teams to create on-brand content and automate GTM workflows
Synthesia
AI video generation platform that creates professional videos with realistic AI avatars from text scripts
Our verdict
We recommend Synthesia
Both tools are excellent choices, but Synthesia has a slight edge in our overall scoring.
Feature Comparison
| Feature | Copy.ai | Synthesia |
|---|---|---|
| API Access | ||
| Plugins / Extensions | ||
| Image Generation | ||
| Code Execution | ||
| File Upload | ||
| Web Search | ||
| Max Context Window | 32K tokens | N/A |
Pricing Comparison
| Tier | Copy.ai | Synthesia |
|---|---|---|
| Chat | $29 5 seats, unlimited chat words, access to OpenAI/Anthropic/Gemini models; $24/mo billed annually ($288/yr) | Free 1,200 credits/mo (up to 10 min video or 25 AI assets); all core features |
| Growth | $1000 75 seats, 20K workflow credits/mo; $12,000/yr billed annually | $29 1,200 credits/mo; AI dubbing; remove logo; 125+ avatars; 1 editor + 3 guests; $18/mo billed yearly |
| Expansion | $2000 150 seats, 45K workflow credits/mo; $24,000/yr billed annually | $89 3,600 credits/mo (up to 30 min video); 5 personal avatars; API access; 180+ avatars; 1 editor + 5 guests; $64/mo billed yearly |
| Scale | $3000 200 seats, 75K workflow credits/mo; $36,000/yr billed annually | Free Custom pricing on request; advanced security & controls, dedicated support |
| Enterprise | Free Custom pricing; guided implementation, SSO, API & bulk workflows | — |
Score Breakdown
| Dimension | Copy.ai | Synthesia |
|---|---|---|
| Ease of Use | 8.0 | 9.0 |
| Features | 8.0 | 8.0 |
| Value for Money | 7.0 | 7.0 |
| Support | 8.0 | 8.0 |
| Overall | 7.8 | 8.0 |
Pros & Cons
Copy.ai
Pros
- +GTM AI platform streamlines entire marketing workflow
- +Strong brand voice and tone consistency features
- +Excellent CRM integrations (HubSpot, Salesforce)
- +Workflows automate repetitive content tasks end-to-end
Cons
- −Starter plan is expensive compared to competitors
- −No image generation capability
- −Steeper learning curve for workflow builder
Synthesia
Pros
- +Most realistic AI avatars — ideal for corporate training videos
- +140+ languages and voices supported out of the box
- +No camera, studio, or actors required
- +SCORM export for LMS integration in enterprise training
Cons
- −Video credit system limits output on affordable plans
- −Avatars still feel slightly synthetic on close inspection
- −No timeline editing — limited post-production flexibility