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FLUX.1 [dev] Black Forest Labs Imagen 4.0 Ultra Generate 001 Google

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

FLUX.1 [dev]

24.6 arena score

#16 of 62 in Text-to-Image

Skill signature · Text-to-Image

Imagen 4.0 Ultra Generate 001

22.1 arena score

#34 of 62 in Text-to-Image

Vote tally

Where the votes landed

FLUX.1 [dev]

0%

win rate

Ties

0%

Imagen 4.0 Ultra Generate 001

0%

win rate

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 [dev]
Imagen 4.0 Ultra Generate 001

AI judge analysis unavailable for this challenge.

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 [dev]
Imagen 4.0 Ultra Generate 001

AI Judge Analysis

FLUX.1 [dev]

  • + Natural integration of atmospheric rain and lighting.
  • + Convincing shallow depth of field with realistic bokeh.
  • + Accurate leather jacket texture and light reflections.
  • The man is holding the handlebars rather than performing a repair.
  • The composition feels a bit too clean for the 'imperfect framing' request.

Imagen 4.0 Ultra Generate 001

  • + Excellent adherence to the 'repairing' action, showing interaction with the chain.
  • + Very realistic skin texture and raindrop details on the jacket.
  • + Effective use of the tight street environment to create a candid feel.
  • The white car in the background lacks the requested motion blur, appearing static.
  • Noticeable anatomy/object clipping issues where the man's fingers interact with the bicycle chain.

Verdict: Imagen 4.0 Ultra captured the 'repairing' aspect of the prompt much better than FLUX.1 [dev], which simply shows a man standing by a bike. While FLUX.1 [dev] produced a more aesthetically pleasing bokeh and lighting, Imagen 4.0 Ultra felt more authentic to the 'candid street photo' request with superior facial and textural detail.

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 [dev]
Imagen 4.0 Ultra Generate 001

AI Judge Analysis

FLUX.1 [dev]

  • + Features very lifelike eyes and skin texture
  • + Excellent use of shallow depth of field and soft bokeh sparks
  • + High quality cinematic lighting
  • Missed the request for beads in the hair
  • Character looks too pristine and youthful for a 'battle-worn' description
  • Armor detail is relatively plain and slightly blurry

Imagen 4.0 Ultra Generate 001

  • + Excellent adherence to all prompt details including beads, scars, and engravings
  • + Highly detailed leather straps and cloth underlayer textures
  • + Strong atmosphere with a visible torch and warm metallic reflections
  • The torch flame looks a bit static and illustrative
  • Overall image has a slightly higher contrast/sharper digital look than the softer Model A

Verdict: Model B (Imagen 4.0) followed the prompt much more accurately, including specific details like the beads in the braids, the ornate engravings, and the distinct battle-worn features like scars. Model A (FLUX.1 [dev]) created a more aesthetically pleasing and lifelike face but failed to include several key descriptors that define the character's veteran status and accessories.

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 [dev]
Imagen 4.0 Ultra Generate 001

AI Judge Analysis

FLUX.1 [dev]

  • + Excellent typography and realistic layout that mimics a modern professional menu
  • + Clean use of negative space and vibrant food photography
  • + High quality rendering of small text and pricing symbols
  • Missed the 'grid' requirement for food photos
  • Missing a dedicated 'Pizza' section header specifically requested in the prompt

Imagen 4.0 Ultra Generate 001

  • + Perfectly adhered to the 'grid' layout for photos
  • + Included all three requested sections: Appetizers, Pizza, and Mains
  • + Strong use of bold sans-serif fonts as requested
  • The text is largely gibberish with inconsistent characters
  • The white background feels unfinished and lacks the professional polish of a designed layout
  • The photo grid is repetitive and the alignment is slightly off in the bottom row

Verdict: FLUX.1 [dev] produced a more visually appealing and professional design that looks like a real-world menu, despite missing the specific grid layout and 'Pizza' header. Imagen 4.0 adhered much closer to the prompt's layout requirements (grid and headers), but the overall aesthetic is cluttered and the text rendering is significantly lower in quality.

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 [dev]
Imagen 4.0 Ultra Generate 001

AI Judge Analysis

FLUX.1 [dev]

  • + Successfully renders an exploded view of a burger.
  • + Clean lighting on the food items themselves.
  • Failed to include the primary text 'MAGIC BURGER'.
  • Did not render the price in a starburst as requested.
  • The background is static rather than dynamic and fiery.

Imagen 4.0 Ultra Generate 001

  • + Perfect adherence to all text requirements including 'MAGIC BURGER', secondary message, and price in a starburst.
  • + Highly dynamic composition with excellent use of the fiery background and glowing embers.
  • + Superb light interaction between the glowing text and the burger components.
  • None notable; the image follows all aspects of the complex prompt.

Verdict: Imagen 4.0 Ultra follows the prompt instructions with near-perfect accuracy, including all specific text elements and the starburst graphic which FLUX.1 [dev] omitted. While FLUX.1 [dev] produced a clean image, it failed to render the main title and lacked the 'dynamic' energy requested, making Imagen 4.0 Ultra the clear winner.

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 [dev]
Imagen 4.0 Ultra Generate 001

AI Judge Analysis

FLUX.1 [dev]

  • + Excellent chalk-like texture on the lettering.
  • + Accurately rendered all requested menu items with perfect spelling.
  • + Composition includes a realistic café background that adds depth.
  • The title is in a blocky style rather than the 'elegant cursive' requested.
  • Some of the smaller text at the bottom contains minor spelling/artifact issues like 'drish'.

Imagen 4.0 Ultra Generate 001

  • + Text style is more consistent with a single hand-drawn aesthetic throughout.
  • + The title font features more cursive-like flourishes as requested.
  • + The chalkboard shows realistic erasing/smudging marks.
  • The text looks a bit more like a digital font or a steady-hand marker than grainy chalk.
  • The lighting is very harsh with a strong top-down gradient that washes out the top text slightly.

Verdict: FLUX.1 [dev] produced a more convincing chalk texture on the board and used a pleasing composition, though it failed to use cursive for the header as requested. Imagen 4.0 Ultra captured the 'handwritten' feel and cursive requirement better, but the text lacks the tactile, grainy quality of actual chalk compared to the other model. FLUX.1 [dev] is the likely winner for its superior realism and texture.

The Reversed Rodeo

Text-to-Image

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

FLUX.1 [dev]
Imagen 4.0 Ultra Generate 001

AI Judge Analysis

FLUX.1 [dev]

  • + Successfully followed the prompt instruction of having the horse on top of the astronaut.
  • + High contrast, cinematic lighting with a dramatic Earth background.
  • + Clean, smooth rendering of the space suit and horse textures.
  • Anatomical issues with the horse's legs and hooves which look distorted.
  • The astronaut's legs merge awkwardly into the horse's back.

Imagen 4.0 Ultra Generate 001

  • + Exceptional visual detail in the textures of the horse's fur and the rocky asteroid.
  • + Creative additions like the horse helmet and glowing hoof-boots.
  • + Beautifully balanced composition with nebula and moon elements.
  • Failed the negative constraint/positional logic by placing the astronaut on top of the horse.

Verdict: FLUX.1 [dev] is the only model that correctly followed the surreal instruction to place the horse 'on top' of the astronaut, despite some anatomical flaws. Imagen 4.0 Ultra Generate 001 produced a significantly more beautiful and detailed image, but completely failed to follow the specific spatial logic of the prompt, providing a standard 'astronaut riding a horse' scene instead.

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 [dev]
Imagen 4.0 Ultra Generate 001

AI Judge Analysis

FLUX.1 [dev]

  • + Excellent photorealism in the human subject
  • + Accurate depiction of a yellow taxi hat with simple branding
  • + Good handling of difficult lighting scenarios like night-time city bokeh
  • The passenger appears to be in the front seat instead of the back seat
  • The capybara's paws look more like rodent claws and are smaller than expected
  • The taxi sign is visible through the roof from the inside, which is physically impossible

Imagen 4.0 Ultra Generate 001

  • + Perfect composition with the woman clearly in the back seat
  • + Higher level of detail on the capybara's uniform and driver's cap
  • + Clearer representation of Manhattan streets through the windows
  • The woman's hands and face have a slightly plastic, AI-generated look compared to Image A
  • The capybara's paws are somewhat monstrous in size and shape
  • The perspective of the dashboard and steering wheel is slightly warped

Verdict: While FLUX.1 [dev] produces a more photorealistic image of the woman, it fails the basic compositional requirement of placing her in the back seat. Imagen 4.0 Ultra Generate 001 correctly interprets the spatial relationship between the driver and passenger and provides a more detailed outfit for the capybara, making it the better adherence to the prompt overall.

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 [dev]
Imagen 4.0 Ultra Generate 001

AI Judge Analysis

FLUX.1 [dev]

  • + Strong cinematic lighting with high contrast
  • + Elegant thorn border framing
  • Major text errors including 'Lalloween Rantcl' and 'You Tre'
  • Repetitive time listed as '7pm, 7pm'
  • The vertical layout contradicts the requested square format.

Imagen 4.0 Ultra Generate 001

  • + Excellent text rendering with zero spelling errors
  • + Includes both webs and thorns as requested in the prompt
  • + Correct square aspect ratio and moody atmospheric lighting
  • The thorn border is a bit thick, obscuring some background details
  • Overall illustrative style is slightly more digital than 'vintage parchment'

Verdict: Imagen 4.0 Ultra is the clear winner as it followed every instruction, including the specific aspect ratio and complex text requirements, without a single spelling mistake. FLUX.1 [dev] failed significantly on the text rendering, providing gibberish for the main title and repeating the time field.

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 [dev]
Imagen 4.0 Ultra Generate 001

AI Judge Analysis

FLUX.1 [dev]

  • + Excellent 3D miniature 'toy' aesthetic with soft textures.
  • + Centered composition with a nice raised diorama base.
  • + Creative inclusion of cherry blossom-style decorative elements.
  • Text rendering failed significantly, producing 'SUSH CATON' and random characters.
  • Less variety in the sushi depicted, showing only one type.

Imagen 4.0 Ultra Generate 001

  • + Perfect text rendering and layout for both 'JAPAN' and 'SUSHI'.
  • + High variety of sushi types (Maki, Nigiri, Ikura) following the 3D cartoon style.
  • + Very clean isometric perspective and high-clarity materials.
  • The 'JAPAN' text is slightly off-center compared to the food below.
  • The flag icon is placed to the side rather than top-center.

Verdict: Imagen 4.0 Ultra Generate 001 is the clear winner as it correctly followed the text instructions, rendering 'JAPAN' and 'SUSHI' clearly, whereas FLUX.1 [dev] produced nonsensical text. While FLUX.1 [dev] captured the 'soft refined textures' slightly better, Imagen 4.0 Ultra Generate 001 provided a much better variety of sushi models and a cleaner overall execution of the prompt.

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 [dev]
Imagen 4.0 Ultra Generate 001

AI Judge Analysis

FLUX.1 [dev]

  • + Excellent soft lighting and bokeh effect.
  • + Consistent 'cutesy' illustrative style across all characters.
  • Missed the tabby kitten animal type entirely.
  • Failed to produce a photorealistic image, opting for a 3D animation style.
  • Anatomical issues with the paws of the fox-like creatures.

Imagen 4.0 Ultra Generate 001

  • + Accurately included all four requested animal types: puppy, kitten, bunny, and fox.
  • + Captured the 'god rays' and 'dew sparkles' much more effectively than the competitor.
  • + Dynamic posing that better represents the 'playfully chasing' part of the prompt.
  • The fur texture is slightly over-sharpened and looks a bit digital rather than perfectly photorealistic.
  • Some anatomical stiffness in the fox's front limbs.

Verdict: Imagen 4.0 Ultra Generate 001 is the clear winner for prompt adherence, successfully including the golden retriever puppy, tabby kitten, bunny, and fox kit requested, whereas FLUX.1 [dev] missed the kitten and duplicated a fox-rabbit hybrid. Imagen also better captured the atmospheric elements like the dew drops and sunbeams, providing a more detailed and compositionally balanced scene.

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 [dev]
Imagen 4.0 Ultra Generate 001

AI Judge Analysis

FLUX.1 [dev]

  • + Strong vintage aesthetic with woodblock-style shading
  • + Good vertical balance and framing
  • + Effective use of negative space in the cloche icon
  • Significant spelling errors in the brand name ('Café Flariláan') and secondary text ('RESEAURANT')
  • Incoherent secondary numbers (11011, 1941) that clutter the design
  • The steam effect is a bit too thick and stylized.

Imagen 4.0 Ultra Generate 001

  • + Perfect text accuracy for both the brand name and the 'Est. 1720' banner
  • + Clean, professional vector illustration style
  • + Correct implementation of all prompt elements including the banner and steam
  • The line work on the cloche is slightly thin compared to the bold typography
  • The placement of the 'Est. 1720' text is slightly off-center within its banner

Verdict: Imagen 4.0 Ultra is the clear winner due to its superior text rendering, accurately spelling 'Caffè Florian' and including the requested banner correctly. While FLUX.1 [dev] has a nice vintage texture, its multiple spelling hallucinations and the addition of random numbers make it unusable as a logo.

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 [dev]
Imagen 4.0 Ultra Generate 001

AI Judge Analysis

FLUX.1 [dev]

  • + Excellent adherence to the requested NASA-inspired color palette.
  • + Superior vector graphic aesthetic with clean lines and balanced spacing.
  • + Successfully captures the 'flat-design' request with modern minimalist icons.
  • Text is largely gibberish despite having clear sections.
  • Icon logic is slightly confused, including planets like Saturn and Mars which weren't in the prompt.

Imagen 4.0 Ultra Generate 001

  • + Better typography rendering for main headings and titles.
  • + Includes a recognizable NASA logo as requested by the style guidance.
  • + Layout follows a vertical step-by-step structure common in infographics.
  • Icons are cluttered and lack the clean 'flat-vector' precision requested.
  • The color palette is a bit harsh compared to the 'muted red' and 'modern' style requested.
  • Contains excessive repetitive placeholder text that muddies the design.

Verdict: FLUX.1 [dev] produced a much more visually appealing and professional-looking infographic that perfectly matches the requested flat-vector style and NASA color palette. While Imagen 4.0 Ultra rendered the main header text better, its overall composition and icon quality are significantly lower than FLUX.1 [dev]'s clean, balanced layout.

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