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FLUX.1 Krea [dev] Black Forest Labs FLUX1.1 [pro] Black Forest Labs

Settled by community votes across 13 shared challenges, with an AI judge weighing in on each.

FLUX.1 Krea [dev]

18.8 arena score

#47 of 62 in Text-to-Image

Skill signature · Text-to-Image

FLUX1.1 [pro]

18.4 arena score

#50 of 62 in Text-to-Image

Vote tally

Where the votes landed

FLUX.1 Krea [dev]

100.0%

win rate

Ties

0.0%

FLUX1.1 [pro]

0.0%

win rate

100.0% 0.0% ties 0.0%
Shared challenges 13

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.”

FLUX.1 Krea [dev]
FLUX1.1 [pro]

AI Judge Analysis

FLUX.1 Krea [dev]

  • + Excellent realism with convincing reflections and material textures.
  • + The plant is clearly visible through the glass cube as requested.
  • + Accurate lighting that follows the directional request from the left.
  • The cube is slightly elongated horizontally rather than being a perfect cube.
  • The blue sphere is resting on the bottom rather than floating, though both interpretations are valid.

FLUX1.1 [pro]

  • + High visual clarity and vibrant colors.
  • + Strong adherence to the spatial arrangement of objects.
  • The plant is barely visible through the glass, appearing mostly as a backdrop around the cube.
  • The cube is shaped more like a tall rectangular prism than a cube.
  • The window light reflection on the sphere is slightly harsh compared to the 'soft' request.

Verdict: FLUX.1 Krea [dev] is the winner because it successfully captured the specific detail of the plant being visible through the glass, whereas in FLUX1.1 [pro] the glass is so clear or the plant so positioned that it lacks the requested visual layering. Additionally, FLUX.1 Krea [dev] achieved a more naturalistic, photographic quality with superior light diffusion.

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.”

FLUX.1 Krea [dev]
FLUX1.1 [pro]

AI Judge Analysis

FLUX.1 Krea [dev]

  • + Excellent adherence to the motion blur request for passing cars.
  • + High realism in facial textures and skin details.
  • + The bike anatomy is largely logical and well-integrated.
  • The bike looks relatively intact, making the 'repairing' aspect less obvious.
  • The background cars look slightly dated/generic.

FLUX1.1 [pro]

  • + Strong bokeh and cinematic lighting with vibrant reflections.
  • + Captures a gritty, urban atmosphere well.
  • Significant anatomical failure with the bicycle, which is missing a rear frame and wheel.
  • The man is interacting with a floating handlebar/fragmented bike structure.
  • Failed to include the requested motion blur on passing vehicles.

Verdict: FLUX.1 Krea [dev] is the clear winner as it successfully follows the technical prompt instructions, including motion blur and a coherent bicycle structure. While FLUX1.1 [pro] has attractive lighting, it suffers from a major structural hallucination where the bicycle is missing its entire rear half, making the image non-sensical.

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.”

FLUX.1 Krea [dev]
FLUX1.1 [pro]
100% wins 0% ties 0% wins

AI Judge Analysis

FLUX.1 Krea [dev]

  • + Excellent execution of ornate engraved plate armor
  • + Subtle and realistic integration of beads in the hair braids
  • + Superior lighting and bokeh that feels authentic to a dark environment
  • The scars look more like fresh blood splatter than healed/faint scars
  • Texture on the underlayer cloth is a bit muted due to shadows

FLUX1.1 [pro]

  • + Extremely lifelike eyes with intricate iris details
  • + Excellent skin texture showing dirt and grime realistically
  • + Dynamic and close framing that emphasizes the 'close portrait' instruction
  • The armor is cropped out significantly, making the 'ornate engraved' part hard to appreciate
  • The beads in the hair are very small and less distinct than requested
  • Sparks in the foreground are a bit distracting and vary in blur consistency

Verdict: FLUX.1 Krea [dev] is the winner for its superior balance and adherence to the armor and braiding requirements, creating a more cohesive fantasy character. While FLUX1.1 [pro] has incredible facial detail and lifelike eyes, it fails to showcase the ornate armor requested and loses the impact of the hair beads in a tighter, more chaotic crop.

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.”

FLUX.1 Krea [dev]
FLUX1.1 [pro]

AI Judge Analysis

FLUX.1 Krea [dev]

  • + Strong adherence to the grid layout for food photos
  • + Clean, professional hierarchy with clear headings for appetizers and mains
  • + Better use of 'vibrant accents' through the orange highlights
  • The text content contains more garbled characters than the competitor
  • Lack of a 'pizza' specific category header despite pizza photos being present

FLUX1.1 [pro]

  • + Includes a dedicated 'Pizza' section as requested
  • + Clean, modern mockup presentation with cutlery
  • + Higher legibility of secondary text and prices
  • The food photos are clustered at the bottom rather than integrated into a full-page grid layout
  • Typography is a bit thin and lacks the requested 'bold sans-serif' impact for main headers

Verdict: FLUX.1 Krea [dev] followed the layout requirements more closely, providing a structured grid design that feels like a completed professional page. FLUX1.1 [pro] followed the content instructions for a dedicated pizza section but opted for a more traditional mockup style that pushed the food photos to the bottom third of the page.

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 Krea [dev]
FLUX1.1 [pro]

AI Judge Analysis

FLUX.1 Krea [dev]

  • + Excellent photorealistic texture on the bun and patty
  • + Correct usage of a starburst element for the price
  • + Great sense of scale and professional ad layout
  • The price is not rendered with a fiery effect as requested
  • Text at the very bottom is garbled

FLUX1.1 [pro]

  • + Dynamic 'exploded' effect with many small flying components
  • + Includes the requested glowing neon effect on text
  • + Sharp focus on the burger with good lighting
  • Failed to include the price in a starburst
  • Repetitive title text ('MAGIC BURGER' appears twice)
  • The burger layers are less 'exploded' and more of a standard stack compared to Model A

Verdict: FLUX.1 Krea [dev] followed the layout instructions more accurately, specifically including the starburst for the price and a more traditional 'exploded' view of the main ingredients. While FLUX1.1 [pro] captured the 'glow' effect more vividly, it failed to follow the specific starburst request and had redundant text elements.

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.”

FLUX.1 Krea [dev]
FLUX1.1 [pro]

AI Judge Analysis

FLUX.1 Krea [dev]

  • + Excellent chalk texture on the board and lettering.
  • + The cursive title has a very natural, hand-drawn flow.
  • + Consistent lighting and shadows within the café environment.
  • Includes several hallucinations and spelling errors like 'Gruffle' and 'Chmcuations'.
  • The text lines are cluttered and repeat items incorrectly.

FLUX1.1 [pro]

  • + Much better atmospheric composition with the blurred café background and lighting.
  • + The handwriting looks more individual and realistic rather than a stylized font.
  • + Correctly followed the 'Brown Butter' instruction better than Model A.
  • Significant price errors, listing a dish for $228.
  • Visible spelling errors like 'Herbss' and 'Chipkies'.
  • Text lacks the gritty chalk texture requested, appearing a bit smooth.

Verdict: Both models struggled with the specific menu text, but FLUX1.1 [pro] produced a more convincing overall scene and more realistic handwriting variation. FLUX.1 Krea [dev] had superior chalk texture, but its content was repetitive and contained more severe word hallucinations.

The Reversed Rodeo

Text-to-Image

“Horse riding astronaut in space — horse on top, not vice versa. Surreal, highly detailed, cinematic.”

FLUX.1 Krea [dev]
FLUX1.1 [pro]

AI Judge Analysis

FLUX.1 Krea [dev]

  • + Successfully followed the prompt for a horse on top of an astronaut.
  • + Clean, cinematic lighting that matches a space environment.
  • + The mechanical details on the astronaut's suit being used as a saddle are creative.
  • The horse's front legs and lower body have some anatomical distortion where they connect to the astronaut.
  • Lower detail in the star background compared to the foreground subjects.

FLUX1.1 [pro]

  • + Excellent artistic lighting and dramatic color palette.
  • + Very high level of detail in the horse's mane and the clouds.
  • + Dynamic and visually appealing composition.
  • Completely failed the negative constraint/spatial instruction: the astronaut is on top of the horse.
  • Anatomical issues where the astronaut's leg merges strangely into the horse.

Verdict: This was a test of spatial reasoning and prompt adherence. FLUX.1 Krea [dev] followed the difficult instruction to place the horse on top of the astronaut, whereas FLUX1.1 [pro] ignored the constraint and produced the standard 'astronaut on a horse' trope. While FLUX1.1 [pro] has more vibrant colors, FLUX.1 Krea [dev] is the winner for actually following the specific prompt logic.

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.”

FLUX.1 Krea [dev]
FLUX1.1 [pro]

AI Judge Analysis

FLUX.1 Krea [dev]

  • + Excellent photorealism in the capybara's fur and the taxi interior
  • + Correctly places the businesswoman in the back seat as requested
  • + Strong adherence to the 'both paws on the steering wheel' instruction
  • Includes an extra person in the passenger seat not mentioned in the prompt
  • The taxi cap looks more like a plastic helmet than a traditional driver cap

FLUX1.1 [pro]

  • + Beautiful cinematic lighting and bokeh in the background
  • + High quality character rendering for both the animal and human
  • The capybara is not driving; it is facing backward toward the passenger
  • The passenger appears to be in the front seat or middle console area, not clearly the back seat
  • Fails the instruction to have both paws on the steering wheel

Verdict: FLUX.1 Krea [dev] followed the spatial and logical instructions of the prompt much more accurately, correctly positioning the driver at the wheel and the passenger in the back. While FLUX1.1 [pro] has higher aesthetic quality and lighting, it failed the core premise of the prompt by having the capybara look at the passenger rather than drive the car.

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.”

FLUX.1 Krea [dev]
FLUX1.1 [pro]

AI Judge Analysis

FLUX.1 Krea [dev]

  • + Excellent gothic border integration with webs and thorns.
  • + Superior jack-o-lantern illustration style that feels polished and menacing.
  • + Great color palette consisting of dark sepia and deep oranges.
  • Significant text errors including 'Pasty Halloween' and 'nights Tright'.
  • The bottom scroll banner is overcrowded with small, illegible characters.

FLUX1.1 [pro]

  • + Better atmospheric lighting with the moon and glowing jack-o-lantern.
  • + Captures the 'twisted trees' prompt very effectively in the background.
  • + Correctly spelled the primary date and location details without major typos.
  • Failed to provide a square format as requested.
  • Contains repetitive text elements at the bottom, listing the location and time twice.
  • The thorns in the border lack the 'vintage parchment' feel, appearing more like orange scribbles.

Verdict: FLUX.1 Krea (dev) produced a much more cohesive aesthetic that looks like a real vintage invitation, despite significant spelling errors like 'Pasty Halloween'. FLUX1.1 [pro] followed the content requirements and atmospheric lighting better but failed the square aspect ratio and suffered from unprofessional repetitive text at the bottom. FLUX.1 Krea (dev) is the winner for its superior illustration quality and better adherence to the 'vintage parchment' style.

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.”

FLUX.1 Krea [dev]
FLUX1.1 [pro]

AI Judge Analysis

FLUX.1 Krea [dev]

  • + Excellent adherence to the 'minimal' request with a single, high-detail piece of sushi
  • + Text is perfectly centered and highly legible
  • + Includes the requested flag icon effectively as a food pick
  • Lighting is a bit harsh compared to the 'gentle lighting' request
  • The diorama base is very basic and white, lacking a bit of personality

FLUX1.1 [pro]

  • + Perfect 'soft refined textures' and gentle, clay-like 3D cartoon aesthetic
  • + Beautifully diverse set of miniature sushi models
  • + Excellent composition on the diorama wooden board with high visual appeal
  • Failed to include the requested flag icon
  • Ignored the 'minimal' garnish instruction by including leaves, tomatoes, and multiple pieces

Verdict: FLUX.1 Krea (dev) followed every instruction of the prompt to the letter, including the specific 'minimal' constraint and the flag icon. However, FLUX1.1 [pro] produced a much more visually pleasing and 'professional' looking 3D render that captured the soft cartoon style better, despite missing the flag and being more crowded than requested. FLUX.1 Krea is preferred for precise prompt adherence, but FLUX1.1 [pro] is a superior artistic image.

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.”

FLUX.1 Krea [dev]
FLUX1.1 [pro]

AI Judge Analysis

FLUX.1 Krea [dev]

  • + Successfully included all four requested animals (dog, cat, bunny, fox).
  • + Excellent dynamic composition showing playful movement and interactions.
  • + Highly detailed fur textures and sharp facial features.
  • The 'bunny' looks more like a second tabby kitten, failing to capture distinct rabbit features.
  • Slightly less 'hyper-photorealistic' lighting compared to the competitors backlighting.

FLUX1.1 [pro]

  • + Beautiful backlighting and 'god ray' effect that matches the prompt perfectly.
  • + Extremely expressive eyes and emotive poses from the animals.
  • + Clearly identifiable baby bunny with distinct long ears.
  • Failed to include the red fox kit requested in the prompt.
  • The 'tabby kitten' is very orange, making it look similar in color to the puppy and bunny.

Verdict: FLUX.1 Krea [dev] followed the prompt more comprehensively by including all four animal types, whereas FLUX1.1 [pro] missed the fox. However, FLUX1.1 [pro] produced a more aesthetically pleasing image with superior lighting, atmosphere, and a much better representation of the baby bunny.

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.”

FLUX.1 Krea [dev]
FLUX1.1 [pro]

AI Judge Analysis

FLUX.1 Krea [dev]

  • + Excellent woodcut/engraving texture that feels authentic to the period
  • + Clean and readable 'Est. 1720' sub-text
  • + Beautiful subtle texture on the background consistent with a vintage emblem
  • Misspelled the primary brand name as 'Café Flanelín'
  • The steam is rendered as a single solid line rather than a vaporous effect

FLUX1.1 [pro]

  • + Sophisticated vector style with nice ornamental scrolls
  • + Correct accents on the typography and high-quality lettering
  • + Balanced composition that fills the space well
  • Misspelled the primary brand name as 'Caffè Franilian'
  • The dome resembles a building cupola more than a kitchen cloche dome

Verdict: Both models failed to correctly spell the specific brand name 'Caffè Florian', though FLUX.1 Krea [dev] came significantly closer to the requested vintage woodcut aesthetic. FLUX1.1 [pro] produced a cleaner vector image, but its interpretation of the cloche was less accurate than the kitchenware-style dome in FLUX.1 Krea [dev].

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.”

FLUX.1 Krea [dev]
FLUX1.1 [pro]

AI Judge Analysis

FLUX.1 Krea [dev]

  • + Clean, bold header text.
  • + Excellent flat-vector aesthetic with a consistent color palette.
  • + Good use of space and clear numerical ordering.
  • The icons do not match the specific requested steps (e.g., uses Saturn instead of Saturn V rocket icon).
  • Nonsensical numbers (0 instead of 5).
  • Low logical flow between the icons and the mission stages.

FLUX1.1 [pro]

  • + Successfully incorporates a Saturn V style rocket as requested.
  • + Better structured as an actual infographic with step-by-step text labels.
  • + Colors align well with the NASA-inspired palette requested.
  • Text is largely illegible gibberish.
  • Duplicate numbering for steps (two step 2s and two step 6s).
  • Visual clutter with many overlapping thin lines.

Verdict: Both models struggled with the complex logical requirements of the infographic steps. FLUX.1 Krea produced a much cleaner, more visually appealing graphic that looks like a finished professional asset, but it failed to follow the specific iconography instructions. FLUX 1.1 [pro] attempted a more detailed layout with labels and specific rocket icons, but the technical execution suffered from illegible text and confusing step numbering.

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