FLUX.1 [schnell] vs Stable Diffusion 3.5 Large
Newest: Stable Diffusion 3.5 Large · Image editing: Neither edits images · Most API hosts: FLUX.1 [schnell]. Not enough arena votes yet for a quality score, so this is a spec comparison.
Black Forest LabsFLUX.1 [schnell]
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Stability AIStable Diffusion 3.5 Large
- Arena938
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Make it a three-way comparison.
Where they differ
Quality is the arena score from blind, side-by-side human votes. Price, length and resolution come from each lab’s own listings.
- NewestStable Diffusion 3.5 LargeFLUX.1 [schnell] Aug 1, 2024 · Stable Diffusion 3.5 Large Oct 22, 2024
- Widest inputsSame inputsFLUX.1 [schnell]: Text prompts · Stable Diffusion 3.5 Large: Text prompts
- Image editingNeither edits imagesTakes a reference image as input: FLUX.1 [schnell] no · Stable Diffusion 3.5 Large no
- Self-hostingAll open weightsDownloadable weights (Apache 2.0)
- Most API hostsFLUX.1 [schnell]FLUX.1 [schnell]: 2 · Stable Diffusion 3.5 Large: 1
Every spec in one table
Dashes mean the data is not published.
| Specification | FLUX.1 [schnell]Black Forest Labs | Stable Diffusion 3.5 LargeStability AI |
|---|---|---|
| Quality (blind human votes) | ||
| Text to image arenaElo-style score · higher is better | — | 938 ±4#81 of 82 · 23,396 votes |
| Output | ||
| Produces | Images | Images |
| Inputs | ||
| Text prompts | Yes | Yes |
| Reference images (editing) | No | No |
| Access | ||
| Weights | OpenApache 2.0 | Open |
| API hosts | 2 (best) | 1 |
| Released | Aug 1, 2024 | Oct 22, 2024 |
Which should you choose?
Which is better, FLUX.1 [schnell] or Stable Diffusion 3.5 Large?
Neither model has enough arena votes for a reliable quality score yet, so this page compares specs only. Run the same three or four prompts through each and judge the results.
What is the difference between FLUX.1 [schnell] and Stable Diffusion 3.5 Large?
FLUX.1 [schnell] is an image model from Black Forest Labs (Aug 1, 2024), taking text prompts and producing images. Stable Diffusion 3.5 Large is an image model from Stability AI (Oct 22, 2024), taking text prompts and producing images.
Which is newer?
FLUX.1 [schnell] Aug 1, 2024; Stable Diffusion 3.5 Large Oct 22, 2024.
Which can edit an existing image?
Takes a reference image as input: FLUX.1 [schnell] no; Stable Diffusion 3.5 Large no.
Can I run any of these on my own hardware?
All open weights. Downloadable weights (Apache 2.0).
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