Black Forest Labs' premium multimodal flow transformer with greatly improved prompt adherence and typography generation for in-context image generation and editing without compromise on speed
Settled by community votes across 17 shared challenges, with an AI judge weighing in on each.
FLUX.1 Kontext [max]
#23 of 62 in Text-to-Image
Nano Banana Pro
#2 of 62 in Text-to-Image
Where the votes landed
FLUX.1 Kontext [max]
0%
win rate
Ties
0%
Nano Banana Pro
0%
win rate
Challenge by challenge
The strongest take from each model on every shared challenge, with the AI judge's read.
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.1 Kontext [max]
- + Excellent depiction of caustic light effects on the wooden table.
- + Clean, modern aesthetic with high photographic clarity.
- + Accurate placement of the blue sphere and red book.
- − The plant is more 'behind the scene' than 'behind the cube', reducing the requested visibility through glass.
- − The glass cube edges appear slightly inconsistent in thickness.
Nano Banana Pro
- + Excellent adherence to 'partially visible through the glass' for the plant placement.
- + Natural film-like photography texture with realistic lighting.
- + Clear, legible text on the book spine enhancing realism.
- − The blue sphere looks slightly more like a marble than a generic sphere.
- − Small artifact on the top-left edge of the glass cube where it meets the book.
Verdict: Both models followed the prompt exceptionally well, but Nano Banana Pro is the winner for its superior spatial composition. Nano Banana Pro correctly placed the plant so it was clearly visible through the glass panels of the cube, whereas FLUX.1 Kontext placed the plant more in the background, making it less integral to the glass interaction.
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.1 Kontext [max]
- + Excellent handling of shallow depth of field and bokeh
- + Subtle and realistic rain effects on both the subject and environment
- + High cinematic quality with professional lighting
- − The subject's features look more Western than Japanese
- − Lack of significant motion blur from cars requested in the prompt
- − Bicycle geometry is nonsensical with the chain and frame alignment
Nano Banana Pro
- + Successfully captures the requested 'imperfect framing' and candid street photography feel
- + Subject clearly matches the 'elderly Japanese man' description
- + Includes the motion blur and busy street context requested
- − Less effective shallow depth of field than requested
- − Lower overall resolution and clarity compared to Model A
- − Rain is extremely faint and barely visible
Verdict: Nano Banana Pro captures the requested 'Japanese' ethnic features and 'candid' street aesthetic much better than FLUX.1 Kontext, which produced a more generic, high-polished cinematic look. While FLUX.1 Kontext has better technical resolution and shallow depth of field, it failed to follow the specific cultural and motion-related cues of the prompt.
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.1 Kontext [max]
- + Excellent metallic reflections in the engraved plate armor
- + Highly detailed skin texture and lifelike eye iris patterns
- + Dynamic bokeh effect with floating sparks
- − Missed the request for beads in the hair braids
- − The face is very clean despite the prompt asking for dirt and scars
- − Character's braided hair blends awkwardly into the beard and chest area
Nano Banana Pro
- + Strong adherence to all prompt details including beads, dirt, and scars
- + Realistic texture on leather straps and cloth underlayer
- + Clear visual storytelling with the torch incorporated into the frame
- − The sparks have a slightly synthetic, linear appearance compared to the bokeh in A
- − The armor engraving is slightly softer in focus than the face
- − Slightly less 'lifelike' eye reflection compared to Flux
Verdict: Nano Banana Pro is the winner because it successfully incorporated every element of the prompt, specifically the beads in the hair and the gritty, battle-worn details like scars and dirt. FLUX.1 Kontext [max] produced a technically impressive high-fidelity portrait, but it ignored several key descriptors and presented a character that looked too clean for the 'battle-worn' description.
Modern Clean Menu
Text-to-Image“Modern minimalist restaurant menu design, white background with colorful food photos in grid, sections for appetizers/pizza/mains, bold sans-serif fonts, vibrant accents, clean professional layout for casual dining.”
AI Judge Analysis
FLUX.1 Kontext [max]
- + Elegant logo design and balanced white space.
- + High-quality food photography with consistent lighting.
- + Includes a variety of details like prices and descriptions.
- − Text is largely illegible gibberish.
- − Uses messy script fonts that clash with the 'bold sans-serif' requirement.
- − Nearly all food photos are just variants of pizza, ignoring the variety requested.
Nano Banana Pro
- + Excellent adherence to the 'Appetizers/Pizza/Mains' section requirements.
- + Clearly legible bold sans-serif headers.
- + Clean, logical grid layout that looks like a functional menu.
- − Secondary text contains spelling errors (e.g., 'Cricked', 'Salsh').
- − The colorful bar accents are a bit repetitive.
Verdict: Nano Banana Pro followed the prompt instructions much better, specifically regarding the categorization of food (Appetizers, Pizza, Mains) and the use of bold sans-serif fonts. While FLUX.1 Kontext [max] has a slightly more sophisticated aesthetic, it failed to provide functional variety in the food photos and the text is completely unreadable.
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.”
AI Judge Analysis
FLUX.1 Kontext [max]
- + Excellent typography style with thick decorative outlines
- + Highly detailed and realistic burger texture
- + Great atmospheric lighting with embers and smoke
- − Failed to create an 'exploded' view; the burger is mostly intact
- − The price is not inside a starburst element as requested
Nano Banana Pro
- + Perfectly captures the 'exploded' dynamic as requested in the prompt
- + Accurately represents all layout requirements including the starburst
- + Text glows with a consistent neon-fire effect
- − The 'LIMITED TIME ONLY' text is smaller and slightly less impactful than in the other model
- − The patty texture looks slightly less realistic compared to Model A
Verdict: Nano Banana Pro is the clear winner as it followed the complex structural requirements of the prompt, specifically the 'exploded' burger layout and the price within a starburst. While FLUX.1 Kontext produced a higher quality standalone burger and nice typography, it failed to deliver the dynamic deconstructed composition requested.
Chalkboard Menu
Text-to-Image“Handwritten-style chalkboard menu in a cozy café, all text rendered in the exact same realistic chalk handwriting style with natural variations in letter size, slight slant, and chalk texture — no printed or digital fonts anywhere on the board. Title at the top in elegant cursive chalk handwriting: ‘TODAY’S SPECIALS – APRIL 30, 2026’. Below it, three menu items also in the same handwritten chalk style: ‘Truffle Mushroom Risotto – $24’, ‘Grilled Octopus with Lemon & Herbs – $28’, ‘Brown Butter Chocolate Chip Cookies – $9’. At the very bottom, smaller text in the identical handwritten chalk style (slightly smaller but still clearly legible with the same handwriting characteristics): ‘All items made fresh daily • Ask about our gluten-free options’. Warm ambient café lighting, visible chalk dust and smudges, realistic handwriting imperfections, no clean printed text anywhere.”
AI Judge Analysis
FLUX.1 Kontext [max]
- + Excellent chalk texture which convincingly mimics handheld chalk on slate.
- + Accurate and legible text rendering including the full names and prices of all items.
- + Realistic smudges and charcoal traces on the background board.
- − The title is not in an 'elegant cursive' style as requested, appearing more like block print.
- − The perspective is a flat, straight-on shot with less environmental depth.
Nano Banana Pro
- + Better 'cozy café' atmosphere with a shallow depth of field and warm lighting.
- + The handwriting style is more condensed and elegantly slanted.
- + Great composition using a wooden easel which adds to the requested aesthetic.
- − The chalk rendering looks slightly digital or like a thin marker rather than thick chalk.
- − Failed to render the full title text, omitting the 'S' in 'SPECIALS' and adding unnecessary underlines.
Verdict: FLUX.1 Kontext [max] produced much more realistic chalk textures and perfectly accurate text, including the full menu items requested. While Nano Banana Pro captured the 'cozy café' atmosphere more effectively with its composition and lighting, it suffered from a spelling error in the header and the text felt less like physical chalk.
The Reversed Rodeo
Text-to-Image“Horse riding astronaut in space — horse on top, not vice versa. Surreal, highly detailed, cinematic.”
AI Judge Analysis
FLUX.1 Kontext [max]
- + Excellent photographic realism and skin/fabric textures
- + Clean, cinematic lighting and high resolution
- + Classic, well-composed interpretation of an astronaut on a horse
- − Completely failed the negative instruction; the astronaut is riding the horse, not the other way around
Nano Banana Pro
- + Successfully followed the specific instruction to have the horse on top
- + A more surreal and creative interpretation of the prompt
- + Captures an epic, fantastical atmosphere with the nebula cape
- − Low visual coherence with the horse's front legs merging into the astronaut's hands
- − The horse has five legs visible due to AI artifacts
- − Physics and lighting are less grounded than Model A
Verdict: FLUX.1 Kontext [max] produced a much higher quality image in terms of realism and details, but it ignored the explicit instruction for the horse to be on top. Nano Banana Pro successfully interpreted the difficult 'horse on top' request, creating a surreal scene of an astronaut carrying a horse, despite significant anatomical errors like extra horse limbs.
The Capybara Taxi Driver
Text-to-Image“Photorealistic scene inside a yellow New York taxi at night. A capybara is driving, wearing a yellow taxi driver cap and a dark jacket. It has a calm, professional expression and both front paws on the steering wheel. In the back seat sits a human businesswoman in a coat, looking at her phone with a completely normal, bored expression (as if this is just another normal ride). Through the windows you can see the streets of Manhattan at night with blurred lights. Realistic taxi interior, photorealistic, detailed fur and fabric, 35mm lens, night lighting with reflections, shallow depth of field.”
AI Judge Analysis
FLUX.1 Kontext [max]
- + Excellent texture on the capybara's fur and the taxi driver cap.
- + High-end cinematic lighting and photographic clarity.
- + Accurate jacket and seatbelt placement for the driver.
- − The passenger is very blurry and holding the phone to her ear, contradicting the prompt.
- − The steering wheel placement is awkward and not fully visible.
- − Composition feels a bit cramped compared to the other view.
Nano Banana Pro
- + Shows the full interior scene including the dashboard and the passenger clearly.
- + Strictly follows the 'two paws on the steering wheel' instruction.
- + Captures the bored expression and phone usage of the passenger perfectly.
- − The passenger's face has some distortions and blurry features.
- − Visible AI artifacts on the paws and steering wheel interaction.
- − Generally lower resolution and more noise compared to Model A.
Verdict: Nano Banana Pro does a much better job of capturing the entire scene requested, including the passenger's behavior and the capybara's positioning on the wheel. However, FLUX.1 Kontext [max] has significantly higher image quality, better fur rendering, and superior lighting, despite failing to accurately depict the passenger looking at her phone.
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.”
AI Judge Analysis
FLUX.1 Kontext [max]
- + Excellent typography with a professional layout
- + Strong cinematic lighting on the central jack-o-lantern
- + Clean, high-resolution rendering of text details
- − Redundant text at the bottom repeating the location
- − Wait, the parchment background feels a bit flat compared to the other
Nano Banana Pro
- + Beautiful parchment texture and aged aesthetic
- + Atmospheric background with moon and clouds
- + Creative integration of the scroll banner and thorns
- − Text layout is slightly less professional than Model A
- − The orange glow on the text is a bit heavy-handed
Verdict: Both models followed the prompt exceptionally well, capturing the gothic atmosphere and required text accurately. FLUX.1 Kontext [max] produced a cleaner, more readable invitation layout but had minor text redundancy, while Nano Banana Pro delivered a superior vintage parchment aesthetic and richer background details.
Bald man challenge
Image Editing“Give the person a full, thick head of natural hair with realistic texture, density, and a natural hairline. Preserve facial features and lighting.”
AI Judge Analysis
FLUX.1 Kontext [max]
- + Successfully added a very thick head of hair
- + Maintains strong contrast and overall image sharpness
- − Significantly altered the facial features, making the man look younger and thinner
- − The hair texture looks slightly doll-like and the hairline is too neat for the rugged aesthetic
Nano Banana Pro
- + Excellent preservation of the original facial features and bone structure
- + Hair texture and style perfectly match the rugged, wind-blown aesthetic of the original image
- + Natural integration of the hair with the existing sideburns and beard
- − Slightly less volume than requested, though it fits the character better
Verdict: Nano Banana Pro is the clear winner because it successfully added hair while following the strict instruction to preserve facial features. FLUX.1 Kontext [max] effectively replaced the person with a different, younger-looking man, whereas Nano Banana Pro retained the original man's identity and applied a realistic, messy hair texture that matched the environment.
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.1 Kontext [max]
- + Excellent typography style that matches the 3D aesthetic
- + Very clean modeling and soft, appealing textures
- + Perfectly centered and minimal composition
- − Missed the small flag icon request
- − The chopsticks look slightly merged into the base
Nano Banana Pro
- + Includes all prompted elements including the flag icon
- + Higher variety of sushi types and beautiful diorama details like moss and flowers
- + Excellent 45° isometric perspective
- − The text style is a bit plain compared to the image quality
- − Slightly busier than the 'minimal' request
Verdict: While FLUX.1 Kontext [max] produced a very clean and stylistically cohesive 3D render, Nano Banana Pro is the winner for its superior prompt adherence, successfully including the flag icon and a more detailed diorama base. Nano Banana Pro also provided a more interesting variety of sushi models while maintaining the core isometric 3D cartoon aesthetic.
Over-the-top cartoon caricature
Editing“Create a caricature of me and my job. Make it exaggerated and humorous, incorporating my profession as a tv show anchor and my love for dogs and hockey.”
AI Judge Analysis
FLUX.1 Kontext [max]
- + Features a fun, consistent illustrative style.
- + Good preservation of the denim shirt and black undershirt from the original image.
- + Includes all elements: anchor desk, dog, and a hockey stick.
- − The character's face shape and glasses make her less recognizable as the woman in the source.
- − The hockey stick is oddly cropped at the top and poorly integrated into the composition.
Nano Banana Pro
- + Excellent facial likeness that translates the source subject into a caricature style effectively.
- + Very creative and thorough integration of all themes, including hockey jerseys on the dogs and posters on the wall.
- + High level of detail and professional cartoon rendering.
- − Lower preservation of the original outfit (denim shirt changes slightly in collar/pocket style).
Verdict: Nano Banana Pro is the clear winner as it captures the likeness of the original subject far better than FLUX.1 Kontext [max]. Nano Banana Pro also went above and beyond in fulfilling the prompt, creating a rich scene full of humorous hockey and dog-related details that perfectly match the 'TV anchor' persona requested.
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.1 Kontext [max]
- + Excellent soft lighting and atmosphere
- + Includes all four requested animals
- + Beautiful integration with the meadow background
- − Composition is quite static and lacks the 'playfully chasing' action
- − Some animals look a bit stiff or like they are posing
Nano Banana Pro
- + Perfectly captures the 'playfully chasing' and 'tumbling' movement
- + Very expressive faces and high fur detail
- + Clear god rays and dynamic composition
- − Slightly more 'digital' or illustrative look compared to the requested photorealism
- − The kitten is smaller and further back in the composition
Verdict: Nano Banana Pro captures the dynamic energy of the prompt much better than FLUX.1 Kontext [max], showing the animals in motion rather than just sitting together. While FLUX.1 Kontext [max] has a softer, more realistic lighting style, Nano Banana Pro's adherence to the 'playful chasing' and 'joyful vibe' makes it the superior choice for this specific request.
Studio Ghibli Anime Style
Editing“Transform this photo into a Studio Ghibli–inspired illustration. Use soft pastel colors, hand-painted textures, gentle lighting, dreamy backgrounds, and a warm, nostalgic mood”
AI Judge Analysis
FLUX.1 Kontext [max]
- + Excellent preservation of the original city background and character poses.
- + Captures the specific Ghibli facial aesthetic perfectly, especially the expressive eyes and soft line work.
- + Authentic watercolor texture that mimics hand-painted cells.
- − The color palette is slightly washed out compared to some more vibrant Ghibli films.
Nano Banana Pro
- + Beautiful watercolor textures and warm, dreamy lighting as requested.
- + Creative background transformation that replaces the city with a more rural, scenic landscape.
- + High visual appeal with vibrant colors and soft shading.
- − The male character's face maintains a more realistic/Western structure that doesn't fully match the Ghibli style.
- − Significant loss of source preservation by changing the background environment completely.
Verdict: FLUX.1 Kontext [max] is the winner because it successfully transforms the image into the Ghibli art style while meticulously preserving the composition, poses, and specific background details of the source meme. Nano Banana Pro creates a beautiful illustration with great textures, but it deviates too much from the source image's context and fails to capture the signature Ghibli facial features as accurately as FLUX.1 Kontext [max].
Golden Hour Stroll
Image Editing“Add dynamic motion to this photo: make hair blow in the wind, add leaves flying, energetic and lively feel.”
AI Judge Analysis
FLUX.1 Kontext [max]
- + Natural interpretation of blowing hair that frames the face well.
- + Maintains original image quality and clarity throughout.
- + Subtly changes the pose to show more active movement while keeping features recognizable.
- − The flying leaves are small and feel like an afterthought compared to the prompt.
- − The left hand holding the leash has become distorted with extra loops of leather.
Nano Banana Pro
- + Strong adherence to the 'flying leaves' instruction with distinct, vibrant colors.
- + Dynamic hair movement feels very energetic and realistic.
- + Preserves the original facial features and environment accurately.
- − Some leaves appear to be merged or floating in front of her face in a slightly distracting way.
- − Small dark artifacts or speckles appear around the leaves in the upper left background.
Verdict: Nano Banana Pro is the winner because it successfully captured both the hair and leave elements with high energy, whereas FLUX.1 Kontext [max] was quite conservative with the leaves. While FLUX.1 Kontext [max] changed the subject's pose subtly to be more 'active', it suffered from anatomical issues in the hands that Nano Banana Pro avoided.
Vintage Cafe Logo
Text-to-Image“Vintage minimalist restaurant logo for "Caffè Florian", retro cloche dome with steam and "Est. 1720" banner, classic typography, warm brown and cream tones, subtle texture on light background, vector emblem style.”
AI Judge Analysis
FLUX.1 Kontext [max]
- + Excellent typography with correct accent marks and spacing.
- + Subtle, realistic paper texture that fits the vintage aesthetic.
- + Clean vector-style execution with high contrast.
- − The steam element is very small and lacks the 'retro' flair of the rest of the logo.
Nano Banana Pro
- + Beautifully stylized steam swirls that enhance the retro feel.
- + Great use of cross-hatching to create a metallic sheen on the cloche.
- + Good balance between the graphic elements and the banner.
- − The typography for 'Florian' is slightly inconsistent in height.
- − The 'Est. 1720' text is slightly off-center within the banner.
Verdict: FLUX.1 Kontext [max] produced a more professional-grade logo with perfect typography and a very clean layout, making it suitable for actual branding use. Nano Banana Pro offered a more artistic and illustrative interpretation, particularly with the steam and cloche details, but lacked the typographic precision seen in the first image.
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.1 Kontext [max]
- + Clean vector illustration style.
- + Followed the requested NASA-inspired color palette effectively.
- − Failed to follow the requested numbered step-by-step structure.
- − Extremely poor text rendering with significant misspellings and nonsensical labels.
- − Includes scientific inaccuracies like Saturn appearing in an Apollo 11 infographic and labeling Earth as 'Moon'.
Nano Banana Pro
- + Perfectly adhered to the 6-step logical flow requested in the prompt.
- + Excellent text rendering and typography for an AI model.
- + High-quality vector iconography and layout that genuinely functions as an infographic.
- − The Saturn V rocket illustration is slightly generic but still fits the style.
Verdict: Nano Banana Pro followed every instructional detail perfectly, including the specific 6-step sequence, iconography, and color scheme. FLUX.1 Kontext [max] failed at the infographic structure and produced chaotic, nonsensical text labels and anatomical orbital paths. Nano Banana Pro is the clear winner for its superior layout, readability, and information density.
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