FLUX.2 [dev] Flash vs Nano Banana Pro
Head-to-head across 7 challenges
FLUX.2 [dev] Flash
33.3%
win rate
Ties
33.3%
Nano Banana Pro
33.3%
win rate
Challenge Results
Geometric Composition
Text-to-Image“A glass cube on a wooden table. Inside the cube is a small blue sphere. On top of the cube sits a red book. A green plant is behind the cube, partially visible through the glass. Soft window light from the left.”
AI Judge Analysis
FLUX.2 [dev] Flash
- + Excellent rendering of the glass cube with realistic thickness and edge reflections.
- + The blue sphere has a high-quality, marble-like finish with accurate internal refractions.
- + Very clean, modern photographic aesthetic with soft, natural-looking window light.
- − The plant is slightly less 'behind' the cube compared to Model B, appearing more to the side.
- − The book spine text is nonsensical.
Nano Banana Pro
- + Includes legible text on the book spine ('THE QUIET HOURS').
- + Successfully places the plant directly behind the glass as requested, showing realistic distortion.
- + Beautiful lighting with long shadows that emphasize the table texture.
- − The glass cube is missing its top or front face where the book rests, as the book appears to be floating just above the side walls without a clear glass surface underneath.
- − The base of the blue sphere has a slightly disconnected shadow/reflection.
Verdict: Both models followed the prompt instructions perfectly, including all requested objects and lighting. FLUX.2 [dev] Flash produced a more physically coherent glass cube, whereas Gemini 3 Pro's cube suffers from a 'missing' top face, making the book look like it is balancing on thin edges. However, Gemini 3 Pro handled the text and the 'behind the glass' positioning of the plant much better.
Fantasy Warrior
Text-to-Image“Close portrait of a battle-worn paladin in ornate engraved plate armor, hair braided with small beads, faint scars and dirt on the skin, warm torchlight reflecting off metal, shallow depth of field, bokeh sparks, lifelike eyes, highly detailed texture on leather straps and cloth underlayer.”
AI Judge Analysis
FLUX.2 [dev] Flash
- + Excellent engraving details on the pauldrons
- + Clearer and more distinct beads and braids
- + High fidelity cloth texture and leather grain
- − The bokeh sparks appear a bit more like static dots than glowing embers
- − Face looks slightly 'cleaner' than the 'battle-worn' description suggests
Nano Banana Pro
- + Stronger atmospheric lighting with more realistic warm torchlight reflections
- + Superior skin texture with realistic dirt and grit that fits the 'battle-worn' prompt
- + Very lifelike eyes and expression
- − The leather strap has some minor clipping/merging issues with the plate
- − Engravings on the armor are slightly less crisp than in Model A
Verdict: Both models followed the prompt exceptionally well, capturing the intricate armor, braided hair, and lighting. FLUX.2 [dev] Flash has sharper technical details in the engravings and leatherwork, but Gemini 3 Pro Image Preview provides a more convincing 'battle-worn' atmosphere with better skin texture and more natural integration of the torchlight and sparks.
Candid Street Photography
Text-to-Image“A candid street photo of an elderly Japanese man repairing a red bicycle in light rain, reflections on wet pavement, shallow depth of field, 50mm lens, natural skin texture, imperfect framing, motion blur from passing cars, cinematic but realistic, no stylization.”
AI Judge Analysis
FLUX.2 [dev] Flash
- + Excellent motion blur on the background vehicles, creating a sense of a busy street.
- + Highly realistic skin texture and facial features on the subject.
- + Complex mechanical details on the bicycle and the ground tools.
- − The bicycle's anatomy is slightly warped, with the frame appearing to intersect with the man's legs incorrectly.
- − The lighting on the man's hands is a bit inconsistent with the rainy environment.
Nano Banana Pro
- + The 'imperfect framing' prompt is perfectly executed with the pole on the right and the subject being off-center.
- + Incredible atmospheric realism with the wet pavement reflections and rainy city background.
- + The bicycle mechanics, kickstand, and the man's posture are very believable.
- − The motion blur on the passing taxi is less pronounced than requested.
- − The background figures/umbrellas are a bit generic.
Verdict: While FLUX.2 [dev] Flash produces a very high-detail portrait with great motion blur, Gemini 3 Pro Image Preview captures the 'candid' and 'imperfect framing' essence of the prompt far better. Gemini delivers a more authentic street photography aesthetic with superior environmental storytelling and convincing pavement reflections.
Isometric Miniature Diorama Scenes
Text-to-Image“Create a clear, 45° top-down isometric miniature 3D cartoon scene of Japan's signature dish: sushi, with soft refined textures, realistic PBR materials, gentle lighting, on a small raised diorama base with minimal garnish and plate. Solid light blue background. At top-center: 'JAPAN' in large bold text, 'SUSHI' below it, small flag icon. Perfectly centered, ultra-clean, high-clarity, square format.”
AI Judge Analysis
FLUX.2 [dev] Flash
- + Perfectly rendered text with consistent font weight
- + Excellent 'miniature' feel with high-clarity PBR textures
- + Precise 45° isometric angle and centered composition
- − The sushi roll geometry is slightly unusual with fish draped over a maki roll
Nano Banana Pro
- + High level of charming detail including tea with steam and chopsticks
- + Excellent 'cartoon' aesthetic with soft, rounded edges
- + Well-placed flag icon and bold typography
- − Text arrangement is slightly off-center compared to the diorama
- − Diorama base is less centered in the square frame
Verdict: Both models followed the prompt exceptionally well, capturing the isometric 3D miniature style. FLUX.2 [dev] Flash is preferred for its technical precision, featuring perfectly centered text and a cleaner professional look, whereas Gemini 3 Pro adds more creative flair with tea and chopsticks but is slightly less balanced in its framing.
Adorable Baby Animals in Sunny Meadow
Text-to-Image“Hyper-photorealistic scene of fluffy baby animals—a golden retriever puppy, tabby kitten, baby bunny, and red fox kit—with big expressive eyes and ultra-detailed soft fur, playfully chasing butterflies and tumbling together in a lush wildflower meadow, warm golden sunrise light with god rays and dew sparkles, joyful wholesome vibe, 8K masterpiece.”
AI Judge Analysis
FLUX.2 [dev] Flash
- + Excellent composition with a natural grouping of the animals.
- + Superior rendering of lighting and dew sparkles with realistic god rays.
- + Very high detail in the fur texture and butterfly wings.
- − Included five animals instead of the requested four (two bunnies/rabbits).
- − The kitten's pose and connection to the puppy's leg are slightly awkward.
Nano Banana Pro
- + Perfectly followed the count of four specific animals requested.
- + Captures the 'playfully chasing' and 'tumbling' action better than Model A.
- + Vibrant colors and high expressive facial features on all animals.
- − The puppy's front right paw is anatomically messy and blurred.
- − Lighting feels slightly more synthetic and 'glowy' compared to Model A.
- − Only one butterfly is present, whereas the prompt suggested plural 'butterflies'.
Verdict: Both models captured the wholesome vibe and high detail requested, but they failed in different ways regarding prompt adherence. FLUX.2 [dev] Flash produced a more photorealistic image with beautiful lighting, but it failed the count by including an extra rabbit. Gemini 3 Pro Image Preview followed the animal list perfectly and captured more dynamic movement, but suffered from anatomical blurring in the puppy's paws and a more digital, less photorealistic art style.
Heroic Super Hero Portrait
Text-to-Image“Hyper-photorealistic full-body portrait of a female superhero standing triumphantly on a New York skyscraper rooftop at golden sunset, wearing a classic modest superhero costume with flowing cape, chest emblem, gloves, and boots in red and blue colors, practical design, short hair, strong determined heroic expression looking into the distance, powerful confident stance with hands on hips and cape billowing dramatically in the wind, detailed urban cityscape background, warm natural sunlight with sharp shadows and fabric highlights, ultra-sharp textures on suit, hair, and concrete, 8K masterpiece, empowering family-friendly style.”
AI Judge Analysis
FLUX.2 [dev] Flash
- + Perfect adherence to the 'hands on hips' and 'triumphant' pose requirement.
- + Captures the golden hour lighting very effectively on both the character and the cityscape.
- + Strong composition with the character centered and the cape billowing dramatically as requested.
- − The chest emblem is a very slight variation of the Superman logo, which lacks some original creativity.
Nano Banana Pro
- + Excellent photorealistic texture on the concrete rooftop and the urban haze.
- + Natural hair movement and realistic facial features.
- + Good rendering of the cityscape and atmospheric perspective.
- − Failed to follow the 'hands on hips' pose instruction, opting for hands by the side.
- − The 'triumphant' feeling is more subdued compared to the requested stance.
Verdict: FLUX.2 [dev] Flash followed the prompt more accurately, specifically capturing the requested 'hands on hips' pose and triumphant energy. While Gemini 3 Pro Image Preview offers impressive photorealism and atmospheric detail, its failure to execute the specific pose makes it a less successful interpretation of the prompt.
Apollo 11: Journey to Tranquility
Text-to-Image“Create a clean, modern vector infographic poster about the Apollo 11 mission. NASA-inspired palette (navy, white, muted red, light gray). Flat-vector style, crisp lines, consistent iconography, subtle gradients only. Steps (stop at landing): 1. Launch (Saturn Vicon) 2. Earth Orbit (Earth + orbit ring icon) 3. Translunar (trajectory arc icon) 4. Lunar Orbit (Moon + orbit ring icon) 5. Descent (lunar module descending icon) 6. Landing (lunar module on the surface icon) Small supporting elements (minimal text): • Crew strip: three silhouette icons with only last names: Armstrong, Aldrin, Collins. • Landing site marker: Moon pin labeled "Tranquility" only. Layout constraints: generous margins, large readable labels, clean background with subtle stars. Vector-only, print-poster look, high resolution.”
AI Judge Analysis
FLUX.2 [dev] Flash
- + Follows the specific icon requests for Saturn V and the lunar module variants.
- + Accurately names the crew members and labels major steps correctly.
- + Uses a realistic yet clean NASA-inspired color palette.
- − The layout is cluttered and lacks a clear logical flow between steps.
- − Contains significant text artifacts and several duplicated labels like 'Landing' and 'Descent'.
- − Technical errors in icons, such as two Saturn V rockets and a misspelled 'Sataurr' Iccòn'.
Nano Banana Pro
- + Superior infographic composition with a clear, readable path connecting all six steps.
- + Perfect adherence to the 'flat-vector style' with crisp lines and consistent iconography.
- + Excellent text rendering with no spelling errors and professional typography.
- − Step 3 (Translunar) lacks a distinct icon compared to the path itself.
- − The trajectory path logically loops strangely between Earth and the Moon.
Verdict: Gemini 1.5 Pro produced a professional-grade infographic with a clear visual hierarchy and excellent typography that perfectly matches the 'modern vector' request. While FLUX.1 [dev] Flash attempted more complex icons, it failed significantly on layout, spelling, and organization, resulting in a cluttered and repetitive image.
FLUX.2 [dev] Flash
Fast distilled version of Black Forest Labs' FLUX.2 [dev] optimized for speed and cost efficiency.
Nano Banana Pro
Gemini 3 Pro with image generation capabilities. Combines advanced reasoning with the ability to generate and edit images.