Gemini 2.5 Flash Image is optimized for image understanding and generation, offering a balance of price and performance with fast and efficient image generation and editing capabilities.
Settled by community votes across 1 shared challenge, with an AI judge weighing in on each.
Nano Banana
24.0
arena score
#20 of 44 in Text-to-Image
Skill signature
Not enough comparable category data
The chart appears once both models have ratings across at least three shared arena categories.
Stable Diffusion 3.5 Medium
15.7
arena score
#41 of 44 in Text-to-Image
Vote tally
Where the votes landed
Nano Banana
0%
win rate
Ties
0%
Stable Diffusion 3.5 Medium
0%
win rate
Shared challenges
1
Challenge by challenge
The strongest take from each model on every shared challenge, with the AI judge's read.
The Halloween Invitation
Text-to-Image“Vintage gothic Halloween party invitation. Dark parchment poster, spooky border with webs and thorns, central glowing jack-o-lantern, bats, twisted trees, moody night sky. Add elegant gothic title text saying "Halloween Party Invitation", a small scroll banner saying "You are invited to a night of frights", and event details at the bottom: Date: 30.10.2026 Time: 7pm Location: The Arches, NYC Spooky but polished, cinematic lighting, square format.”
Nano Banana
Stable Diffusion 3.5 Medium
AI Judge Analysis
Nano Banana
- + Excellent text rendering with no spelling errors
- + Polished and cohesive cinematic lighting
- + Precisely follows the border and layout requests
- − The parchment effect is limited to the outer corners rather than being the main body of the poster
Stable Diffusion 3.5 Medium
- + Strong vintage gothic aesthetic for the parchment and background trees
- + Creative use of webs and thorns in the border design
- − Numerous spelling errors in the title and body text
- − The event details are poorly formatted and inaccurate
- − Lacks the requested scroll banner
Verdict: Nano Banana significantly outperforms Stable Diffusion 3.5 Medium by rendering every line of text correctly, which is critical for an invitation. While Stable Diffusion has a charming vintage illustration style, it fails on basic spelling and following the specific text layout instructions, whereas Nano Banana delivers a professional, polished result.
Next steps
Explore each model
Stability AI's 2.5-billion parameter Multimodal Diffusion Transformer with improvements (MMDiT-X) text-to-image model optimized for consumer hardware, featuring improved image quality, typography, and complex prompt understanding