ComfyUI vs Leonardo AI: Which Should You Choose in 2026?
Choosing between ComfyUI and Leonardo AI comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.
Short on time? Here's the quick answer
We've tested both tools. Here's who should pick what:
ComfyUI
Visually build and control AI workflows for generating video, images, 3D, and audio.
Best for you if:
- • You need something completely free
- • Open-source, node-based visual interface for generative AI.
- • Enables creation of video, images, 3D, and audio with full control.
Leonardo AI
AI image generation for creative production
Best for you if:
- • You want the higher-rated option (8.6/10 vs 0.0/10)
- • Leonardo AI is a generative AI platform for creating game assets and artwork
- • It provides fine-tuned models and tools for generating consistent visual content
| At a Glance |  ComfyUI | |
|---|---|---|
Price | Free | Free + Paid |
Best For | AI Image Generation | AI Image Generation |
Rating | —/100 | 86/100 |
| Feature | ComfyUI | Leonardo AI |
|---|---|---|
| Pricing Model | Free | Freemium |
| Editorial Score | — | 86 |
| Community Rating | No ratings yet | No ratings yet |
| Total Reviews | 0 | 0 |
| Community Upvotes | 0 | 0 |
| Categories | AI Image GenerationAI Video Generation | AI Image GenerationGraphic Design |
Understanding the Differences
Both ComfyUI and Leonardo AI solve similar problems, but they approach them differently.ComfyUI positions itself as "visually build and control ai workflows for generating video, images, 3d, and audio." while Leonardo AIfocuses on "ai image generation for creative production". These differences matter depending on what you're trying to accomplish.
When to Choose ComfyUI
ComfyUI makes sense if you're looking for a completely free solution.
When to Choose Leonardo AI
Leonardo AI is worth considering if you need a flexible option with both free and paid tiers tool. Scoring 86/100, it edges ahead in our evaluation.
Who Should Use What?
Bootstrapped or small team?
When every dollar counts, ComfyUI lets you get started without pulling out your credit card.
We'd pick: ComfyUI
Growing fast?
Your team doubled last quarter and you need tools that won't break when you add 50 more people. Leonardo AI is built for teams that are leveling up.
We'd pick: Leonardo AI
Enterprise with complex needs?
You need SSO, compliance certifications, and a support team that picks up the phone. Both have enterprise tiers—compare their security features.
We'd pick: Leonardo AI
Still not sure? Answer these 3 questions
How much can you spend?
Nothing at all? ComfyUI is completely free.
Do you care what other users think?
Both have similar review counts. Read a few before you commit.
Expert opinion or crowd wisdom?
Our team rated Leonardo AI higher (86/100). But the community has upvoted Leonardo AI more (0 votes). Pick your source of truth.
Key Takeaways
What Leonardo AI Does Better
- Higher overall score (86/100)
- Our recommendation for most use cases
Consider ComfyUI If
- You need a completely free solution
- Its specific features better match your workflow
- You prefer its interface or design approach
The Bottom Line
If we had to pick one, we'd go with Leonardo AI (86/100). But the honest answer is that "better" depends on your situation. Leonardo AI scores higher in our analysis, but ComfyUI might be the right choice if its specific strengths align with what you need most. Take advantage of free trials to test both before committing.
Frequently Asked Questions
Is ComfyUI or Leonardo AI better?
Based on our analysis, Leonardo AI scores higher with 86/100. ComfyUI isfree while Leonardo AI is freemium. The best choice depends on your specific needs and budget. We recommend testing both with free trials if available.
Can I switch from ComfyUI to Leonardo AI easily?
Migration difficulty varies. Check if both tools support data export/import in compatible formats. Some tools offer migration assistance or have integration partners who can help with the transition.
Do ComfyUI and Leonardo AI offer free trials?
Most software in this category offers free trials or free tiers. ComfyUI is completely free.Leonardo AI is freemium with a free tier. Visit their websites for current trial offers.