Black Forest Labs' open-weights multimodal flow transformer for in-context image generation and editing, available for non-commercial use with character consistency and style transfer capabilities
Settled by community votes across 1 shared challenge, with an AI judge weighing in on each.
FLUX.1 Kontext [dev]
13.5
arena score
#43 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.
Nano Banana 2
29.0
arena score
#1 of 44 in Text-to-Image
Best Text-to-Image right now
Top 2 in Image Editing
Vote tally
Where the votes landed
FLUX.1 Kontext [dev]
0.0%
win rate
Ties
0.0%
Nano Banana 2
100.0%
win rate
0.0%
0.0% ties
100.0%
Shared challenges
1
Challenge by challenge
The strongest take from each model on every shared challenge, with the AI judge's read.
Magic Burger Explosion: Fiery Photorealism Challenge
Text-to-Image“Ad for 'Magic Burger'. Dynamic, exploded burger with all components (bun, patty, cheese, lettuce, tomato, sauce) suspended in mid-air. Emphasize photorealistic detail and a sense of motion. Dark, fiery background with glowing embers. Integrate text: 'MAGIC BURGER' as a prominent title, 'LIMITED TIME ONLY' as a secondary message, and '€6.99' in a starburst, all rendered with a fiery, glowing effect.”
FLUX.1 Kontext [dev]
Nano Banana 2
0% wins
0% ties
100% wins
AI Judge Analysis
FLUX.1 Kontext [dev]
- + Excellent photographic rendering of the burger Patty and vegetables.
- + Clean typography that is easily readable.
- + Effective lighting on the charcoal and fire background.
- − Failed the main structural prompt of an 'exploded' burger; the components are stacked.
- − Minor typo in secondary text ('LINHLY' instead of 'ONLY').
- − The starburst is a flat graphic that doesn't match the 3D realism of the burger.
Nano Banana 2
- + Perfectly followed the 'exploded' and 'suspended in mid-air' instruction.
- + Exceptional integration of the fiery, glowing effect on both text and background.
- + Dynamic composition with sauce splashes and flying embers that creates a sense of motion.
- − The 'LIMITED TIME ONLY' text is slightly less fire-themed than the main title.
- − The price tag starburst is a bit jagged in its rendering.
Verdict: Nano Banana 2 is the clear winner as it successfully rendered the complex 'exploded burger' composition requested in the prompt, whereas FLUX.1 Kontext [dev] produced a standard stacked burger. Nano Banana 2 also followed all text instructions with perfect spelling and superior atmospheric effects, creating a much more dynamic and cohesive advertisement.
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Gemini 3.1 Flash with image generation capabilities. High-efficiency image generation model with support for text rendering, reference images, search grounding, and thinking mode. The efficient counterpart to Gemini 3 Pro Image.