Automatic1111 vs ComfyUI — Which One Wins?
A detailed, side-by-side comparison of Automatic1111 and ComfyUI to help you pick the right tool for your workflow.
Quick Verdict
ComfyUI takes the lead with a 4.6 rating and is best for power users and developers wanting maximum generation control. Automatic1111 (4.4) is the better pick if you need stable diffusion users wanting a feature-rich local ui.
Side-by-Side Comparison
| Criteria | Automatic1111 | ComfyUI |
|---|---|---|
| Rating | ★★★★ 4.4(200) | ★★★★★ 4.6(155) |
| Pricing Model | free | free |
| Starter Price | Free | Free |
| Free Tier | Yes | Yes |
| Platforms | Windows, Mac, Linux | Windows, Mac, Linux, Cloud |
| Learning Curve | Hard | Hard |
| API Available | Yes | Yes |
| Best For | Stable Diffusion users wanting a feature-rich local UI | Power users and developers wanting maximum generation control |
| Verdict | Most Popular SD Interface | Most Powerful Image Gen Tool |
Feature Checklist
| Feature | Automatic1111 | ComfyUI |
|---|---|---|
| Stable Diffusion WebUI | — | |
| Extensions | — | |
| Inpainting | — | |
| ControlNet | — | |
| Batch Processing | — | |
| Node-Based Workflows | — | |
| Custom Nodes | — | |
| Model Chaining | — | |
| API Mode | — | |
| Workflow Sharing | — |
Automatic1111
Pros
- ✓Massive extension ecosystem
- ✓Most documentation available
- ✓Straightforward UI for SD
Cons
- ✕Requires local GPU
- ✕Can be buggy with updates
- ✕Losing ground to ComfyUI
ComfyUI
Pros
- ✓Unlimited flexibility
- ✓Free and open-source
- ✓Massive custom node ecosystem
Cons
- ✕Very steep learning curve
- ✕Requires GPU or cloud
- ✕UI is not beginner-friendly
The Bottom Line
Both Automatic1111 and ComfyUI are solid tools in the AI Image & Design space. ComfyUI edges ahead with a stronger overall rating (4.6 vs 4.4) and is the better choice for power users and developers wanting maximum generation control. However, if you prioritize stable diffusion users wanting a feature-rich local ui, Automatic1111 is worth serious consideration. We recommend trying the free tier or trial of each before committing.