Imagen 3 vs Stable Diffusion 3.5 Large
Preferred for text to image: Imagen 3 · Newest: Stable Diffusion 3.5 Large · Image editing: Neither edits images. Quality scores are blind human-preference votes; specs and prices come from each lab’s listings.
GoogleImagen 3
- Arena1,057
- From$0.04/image
- Max size—
Stability AIStable Diffusion 3.5 Large
- Arena938
- From—
- Max size—
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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.
- Preferred for text to imageImagen 3Imagen 3 1,057 (#65) · Stable Diffusion 3.5 Large 938 (#81) — blind human votes
- NewestStable Diffusion 3.5 LargeImagen 3 Oct 15, 2024 · Stable Diffusion 3.5 Large Oct 22, 2024
- Widest inputsSame inputsImagen 3: Text prompts · Stable Diffusion 3.5 Large: Text prompts
- Image editingNeither edits imagesTakes a reference image as input: Imagen 3 no · Stable Diffusion 3.5 Large no
- Self-hostingStable Diffusion 3.5 LargeDownloadable weights
- Most API hostsSame reachImagen 3: 1 · Stable Diffusion 3.5 Large: 1
Every spec in one table
Dashes mean the data is not published.
| Specification | Imagen 3Google | Stable Diffusion 3.5 LargeStability AI |
|---|---|---|
| Quality (blind human votes) | ||
| Text to image arenaElo-style score · higher is better | 1,057 ±3#65 of 82 · 359,756 votes (best) | 938 ±4#81 of 82 · 23,396 votes |
| Price | ||
| Starting price | $0.04/image standard | — |
| How it is billed | Per image | — |
| Output | ||
| Produces | Images | Images |
| Inputs | ||
| Text prompts | Yes | Yes |
| Reference images (editing) | No | No |
| Access | ||
| Weights | Proprietary | Open |
| API hosts | 1 | 1 |
| Released | Oct 15, 2024 | Oct 22, 2024 |
Which should you choose?
Which is better, Imagen 3 or Stable Diffusion 3.5 Large?
For text to image, voters prefer Imagen 3 (Imagen 3 1,057 (#65) · Stable Diffusion 3.5 Large 938 (#81)). Arena scores come from blind, side-by-side human votes on the same prompts; when the gap is inside both models’ error margins we call it a tie. Test your own prompts before you commit.
Which is cheaper?
Imagen 3 costs from $0.04/image (standard). Stable Diffusion 3.5 Large has no published per-image price. Prices are list rates and change often; check the lab before budgeting.
What is the difference between Imagen 3 and Stable Diffusion 3.5 Large?
Imagen 3 is an image model from Google (Oct 15, 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?
Imagen 3 Oct 15, 2024; Stable Diffusion 3.5 Large Oct 22, 2024.
Which can edit an existing image?
Takes a reference image as input: Imagen 3 no; Stable Diffusion 3.5 Large no.
Can I run any of these on my own hardware?
Stable Diffusion 3.5 Large. Downloadable weights.
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