FLUX 1.1 Pro vs Stable Diffusion
FLUX 1.1 Pro and Stable Diffusion are both Image Generation tools in our directory. This side-by-side comparison covers pricing, user ratings, supported platforms, key features and open-source status so you can decide which one fits your needs.
Side-by-side comparison
| Attribute | FLUX 1.1 Pro | Stable Diffusion |
|---|---|---|
| Vendor | Black Forest Labs | Stability AI |
| Rating | ★ 4.5 | ★ 4.6 |
| Pricing | Paid | Free |
| Platforms | Web, API | Web, Desktop, API |
| Key features | 6x faster than FLUX Pro, Improved prompt adherence, Higher output diversity | Text-to-image, Inpainting, Upscaling |
| Headquarters | Freiburg, Germany | London, UK |
| Founded | 2024 | 2022 |
| Open source | No | Yes |
Key differences
- Stable Diffusion has a higher user rating (4.6★ vs 4.5★).
- FLUX 1.1 Pro is Paid, while Stable Diffusion is Free.
- Stable Diffusion is open source (its code is public), while FLUX 1.1 Pro is proprietary.
- FLUX 1.1 Pro runs on Web, API; Stable Diffusion runs on Web, Desktop, API.
Frequently asked questions
Is FLUX 1.1 Pro or Stable Diffusion better?
By user rating, Stable Diffusion scores higher (4.6★ vs 4.5★). Both are capable Image Generation tools, so review the feature comparison for your use case.
Which is cheaper, FLUX 1.1 Pro or Stable Diffusion?
FLUX 1.1 Pro is Paid and Stable Diffusion is Free. Check each product page for current plan details.
Are FLUX 1.1 Pro and Stable Diffusion open source?
Stable Diffusion is open source, while FLUX 1.1 Pro is proprietary.