Nano Banana (Gemini 2.5 Flash Image)vs.SANA-1.5 1.6B 1024px
Which one is better?
We have not tested SANA-1.5 1.6B 1024px ourselves yet. Neither is in the arena. Neither has an API price.
Same prompt, two images
Same task, the first image of each.
No image from the four fixed tasks for SANA-1.5 1.6B 1024px yet.This model does not yet have a complete GraduallyBench run.
Result for “Typography and layout”:only Nano Banana (Gemini 2.5 Flash Image) tested
What the rating looks at: Legible text, hierarchy, and composition.
“Ahead”: better in all three rating rounds. “Slightly ahead”: a higher value, but not in every round.
Missing image run for SANA-1.5 1.6B 1024px
This model does not yet have a complete GraduallyBench run. Run the missing fixed tasks, archive the first output of each, and evaluate them blind.
DocumentationThe numbers at a glance
Nano Banana (Gemini 2.5 Flash Image)
not in the arena
SANA-1.5 1.6B 1024px
not in the arena
Nano Banana (Gemini 2.5 Flash Image)
Rank 44 of 74
SANA-1.5 1.6B 1024px
not tested yet
Nano Banana (Gemini 2.5 Flash Image)
no API price
SANA-1.5 1.6B 1024px
no API price
Ranks among the 22 image models with an arena rating and the 74 with a GraduallyBench run; prices compared with 28 models with an API price.
Nano Banana (Gemini 2.5 Flash Image)
- Subscription
- n/a No plan in Germany names exactly this model.
- Via API
- No API price known. Access: API.
- Weights
- unknown.
SANA-1.5 1.6B 1024px
- Subscription
- n/a No plan in Germany names exactly this model.
- Via API
- No API price known. Access: local.
- License
- Open weights.
Subscriptions only count plans that name exactly this model. Subscription prices include VAT, API prices are in dollars.
GraduallyBench from Nov 1, 2026 · Subscription database from Sep 29, 2026 (34 days old)
All data side by side
The better value is bold. For ratings only when the gap is clear.
| Kennzahl | Nano Banana (Gemini 2.5 Flash Image) | SANA-1.5 1.6B 1024px |
|---|---|---|
| Ratings | ||
| Arena ratingfrom votes by users, higher is better | n/a | n/a |
| Arena rank | n/a | n/a |
| Arena votesmore votes, a safer rating | n/a | n/a |
| GraduallyBenchour own rating, 0 to 100 | 54 | n/a |
| GraduallyBench by task | ||
| Typography and layoutLegible text, hierarchy, and composition | 58 | n/a |
| Product photographyMaterials, reflections, and fine details | 77 | n/a |
| Character and detailAnatomy, clothing, and spatial consistency | 54 | n/a |
| InfographicNumbers, labels, and visual organization | 27 | n/a |
| API price | ||
| Per imagelower is better | n/a | n/a |
| 100 images | n/a | n/a |
| Profile | ||
| Released | Oct 2, 2025 | Mar 16, 2025 |
| Weightsopen means: runs locally | unknown | open |
| Lifecycle | Active stable API ID; earliest announced shutdown date is March 15, 2027 | no notice |
| Access | API | local |
| Parameters | not published | 1.6 billion |
| Largest output | not consistently published | not consistently published |
| Plans in Germanynaming exactly this model | n/a | n/a |
API prices for one image at 1,024 × 1,024 pixels according to Artificial Analysis.
Sources: Nano Banana (Gemini 2.5 Flash Image) model source, status source (verified Nov 1, 2026) · SANA-1.5 1.6B 1024px model source (verified Nov 1, 2026)
Arena ratings by category
From blind votes on LMArena. “Ahead” means the lead is clear.
No shared arena score in the stored snapshot
The stored benchmark database contains no measurement for Nano Banana (Gemini 2.5 Flash Image) and SANA-1.5 1.6B 1024px from the same arena and category. Older model versions are not used as substitutes.
Compare another matchup
More matchups
Related image model comparisons
Compare Nano Banana (Gemini 2.5 Flash Image) and SANA-1.5 1.6B 1024px with other important image models.