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FLUX1.1 [pro] Ultra Black Forest Labs OmniGen v2 VectorSpaceLab

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

FLUX1.1 [pro] Ultra

17.9 arena score

#51 of 62 in Text-to-Image

Skill signature · Text-to-Image

OmniGen v2

16.9 arena score

#56 of 62 in Text-to-Image

Vote tally

Where the votes landed

FLUX1.1 [pro] Ultra

0.0%

win rate

Ties

0.0%

OmniGen v2

100.0%

win rate

0.0% 0.0% ties 100.0%
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.”

FLUX1.1 [pro] Ultra
OmniGen v2

AI Judge Analysis

FLUX1.1 [pro] Ultra

  • + Excellent adherence to the glass refractive properties, showing the plant through the cube effectively.
  • + Superior lighting and texture detail on the red book and wooden table.
  • + Perfect composition with a very realistic floating sphere effect.
  • The sphere is floating which isn't specified, though it looks visually appealing.

OmniGen v2

  • + Successfully includes all requested elements in the correct positions.
  • + Good natural light coming from the left as requested.
  • + Clean, minimalist composition.
  • The glass cube is poorly defined, looking more like an open tank at the top.
  • Lower resolution and less realistic textures compared to the competitor.

Verdict: FLUX1.1 [pro] Ultra produced a significantly more realistic and detailed image with sophisticated handling of glass reflections and refraction. While OmniGen v2 followed all instructions, its rendering of the glass cube was structurally confusing and the overall texture quality was much lower.

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.”

FLUX1.1 [pro] Ultra
OmniGen v2

AI Judge Analysis

FLUX1.1 [pro] Ultra

  • + Excellent execution of motion blur with a passing car, creating a sense of dynamic street life.
  • + Very realistic lighting and reflections on the wet asphalt that match the environment perfectly.
  • + High level of anatomical and mechanical detail in the hands and bicycle components.
  • The rain effect is extremely subtle, almost invisible, making it look more like a post-rain scene.
  • The framing feels a bit too balanced for the requested 'imperfect framing' prompt.

OmniGen v2

  • + Visible rain streaks clearly communicate the 'light rain' aspect of the prompt.
  • + Good adherence to the 'elderly Japanese man' subject and red bicycle color.
  • Fails to generate motion blur from passing cars, as background vehicles are static.
  • The bicycle geometry is physically impossible, with the front fork not connecting to the frame properly.
  • The man appears to be standing through the bicycle frame rather than beside it.

Verdict: FLUX1.1 [pro] Ultra is the clear winner due to its superior photographic realism and successful execution of complex elements like motion blur and realistic reflections. While OmniGen v2 captured the rain more visibly, it failed significantly on the mechanical structure of the bicycle and the requested motion blur effect.

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.”

FLUX1.1 [pro] Ultra
OmniGen v2

AI Judge Analysis

FLUX1.1 [pro] Ultra

  • + Excellent high-frequency detail on skin and leather textures
  • + Sophisticated cinematic lighting that realistically follows the character's form
  • + Subtle and organic integration of scars and battle-worn features
  • The bokeh sparks are very subtle compared to the other model

OmniGen v2

  • + Accurately depicts hair beads and braided hair texture
  • + Ornate metal engravings are clear and prominent
  • + Strong use of depth of field and vibrant bokeh sparks
  • Skin texture appears somewhat smooth and plastic-like
  • The 'dirt' on the face looks more like stylistic dots than actual battle grime
  • Torchlight is very bright and overpowers some of the character details

Verdict: FLUX1.1 [pro] Ultra provides a more photorealistic and lifelike portrait with superior skin textures and realistic battle-worn details. OmniGen v2 succeeds in literal prompt adherence regarding specific accessories like hair beads and armor engravings, but the overall image quality has a more artificial, digital feel.

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.”

FLUX1.1 [pro] Ultra
OmniGen v2

AI Judge Analysis

FLUX1.1 [pro] Ultra

  • + Excellent typography rendering with clean, readable sans-serif fonts
  • + Realistic, high-quality food photography that looks professional
  • + Natural-looking mockup presentation with a paper curl and realistic shadows
  • The layout is a bit chaotic with food photos overlapping and breaking the grid
  • Contains some spelling errors like 'Pizzzans' and 'Appet Love'

OmniGen v2

  • + Strong adherence to the grid-based layout requested in the prompt
  • + Good use of vibrant color blocks as accents
  • + Includes all requested sections even though text is garbled
  • Text is largely nonsensical and poorly rendered, even for AI standards
  • The food images are lower quality and less appetizing compared to the other model
  • The layout feels more like a generic template than a finished professional design

Verdict: FLUX1.1 [pro] Ultra produces a much more professional and realistic result with high-quality photography and sharp typography, despite some minor spelling quirks. OmniGen v2 follows the grid structure well and uses vibrant accents effectively, but fails significantly on text legibility and overall image clarity.

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.”

FLUX1.1 [pro] Ultra
OmniGen v2

AI Judge Analysis

FLUX1.1 [pro] Ultra

  • + Excellent photorealistic texture on the meat, cheese, and vegetables.
  • + Highly effective interpretation of the 'exploded' view with flying ingredients.
  • + Clean, professional typography that perfectly follows the prompt's glow requirements.
  • Included some nonsensical small text at the very bottom corners.
  • The price is missing the starburst element requested.

OmniGen v2

  • + Successfully included the starburst element for the price.
  • + Bright, high-contrast colors suitable for a basic advertisement.
  • Failed to create an 'exploded' burger, showing a mostly assembled stack instead.
  • The visual style looks more like a 3D render or illustration than 'photorealistic' detail.
  • Text clipping occurs on the left side of 'LIMITED TIME ONLY'.

Verdict: FLUX1.1 [pro] Ultra significantly outperformed OmniGen v2 by accurately capturing the complex 'exploded' composition and providing high-end photorealistic textures. While OmniGen v2 included the requested starburst, it failed the primary core of the prompt—the mid-air suspension of individual burger components—and suffered from text glitches.

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.”

FLUX1.1 [pro] Ultra
OmniGen v2

AI Judge Analysis

FLUX1.1 [pro] Ultra

  • + Excellent chalk texture and realistic handwriting variation.
  • + Strong composition with a plausible café background.
  • + The header text is rendered perfectly without spelling errors.
  • Repetitive text hallucinations at the bottom of the board.
  • Spelling errors in the menu items like 'mushroomm' and 'ris.'.

OmniGen v2

  • + Legible date and header.
  • + Decent chalk-style font variation.
  • Significant spelling errors throughout the menu items including 'Specals'.
  • Messed up character formations and overlapping text symbols.
  • The layout is cluttered and the text logic falls apart midway through.

Verdict: FLUX1.1 [pro] Ultra produces a much more realistic image with convincing chalk textures and a better sense of depth, despite some text repetition at the bottom. OmniGen v2 struggles with basic spelling and letter formation, resulting in a jumbled mess of characters that are difficult to read. FLUX1.1 is the clear winner for its superior visual quality and adherence to the requested aesthetic.

The Reversed Rodeo

Text-to-Image

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

FLUX1.1 [pro] Ultra
OmniGen v2

AI Judge Analysis

FLUX1.1 [pro] Ultra

  • + Excellent high-detail rendering of the horse and astronaut gear
  • + Cinematic composition with realistic lighting from the planet below
  • + Dynamic and surreal pose that captures the 'in space' vibe effectively
  • Failed the negative constraint; the astronaut is on top of the horse instead of vice versa

OmniGen v2

  • + Includes multiple moons to establish a space setting
  • + Clean and simple character design
  • Failed the negative constraint; the astronaut is on top of the horse
  • Visual quality is significantly lower with flat lighting and less detail
  • Anatomical issues where the horse's legs meet the bottom of the frame

Verdict: Both FLUX1.1 [pro] Ultra and OmniGen v2 failed the difficult logic constraint of placing the horse on top of the astronaut. However, FLUX1.1 [pro] Ultra is the superior image due to its incredible cinematic detail, lighting, and realistic textures, whereas OmniGen v2 produced a much simpler, less professional-looking graphic.

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.”

FLUX1.1 [pro] Ultra
OmniGen v2
0% wins 0% ties 100% wins

AI Judge Analysis

FLUX1.1 [pro] Ultra

  • + Excellent photorealistic texture on the capybara's fur
  • + Accurately places the passenger in the back seat as requested
  • + Cinematic lighting and high-quality background bokeh
  • The woman's hands are strangely merged with the steering wheel
  • The capybara's paws are not clearly on the steering wheel

OmniGen v2

  • + Strong adherence to the capybara's attire and expression
  • + Clean rendering of the taxi's yellow exterior
  • Failed to place the human in the back seat, putting her in the driver's side passenger seat instead
  • Major anatomical error with a human hand growing out of the capybara's sleeve on the steering wheel
  • The human's hands appear to be holding a steering wheel that doesn't exist for her

Verdict: FLUX1.1 [pro] Ultra followed the spatial instructions much better by placing the businesswoman in the back seat, whereas OmniGen v2 placed them side-by-side. While FLUX1.1 [pro] Ultra has some minor clipping issues with the interior assets, OmniGen v2 has significant anatomical failures, including a human hand attached to the capybara and the woman's hands floating near a phantom steering wheel.

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.”

FLUX1.1 [pro] Ultra
OmniGen v2

AI Judge Analysis

FLUX1.1 [pro] Ultra

  • + Excellent typography rendering with crisp, clean text at the bottom.
  • + Superior detail in the thorny borders and parchment texture.
  • + High-quality cinematic lighting around the Jack-o-lantern.
  • Included redundant/garbled text below the banner ('noickt').
  • The main title is missing the word 'Party'.

OmniGen v2

  • + Successfully included the full 'Halloween Party Invitation' title text.
  • + Strong atmospheric use of silhouettes and a moon backlighting the pumpkin.
  • Severe text rendering issues with spelling errors like 'FRIETS', 'ARCTSOTED', and 'ARCAS'.
  • Lower overall resolution and clarity compared to the competitor.
  • Banner text is unintelligible gibberish.

Verdict: FLUX1.1 [pro] Ultra produces a significantly more polished and professional-looking poster with high-resolution textures and mostly accurate event details, despite an odd repetition of text in the center. OmniGen v2 struggles heavily with text legibility and spelling, which makes it unsuitable for an invitation, although its composition captures the 'moody night sky' prompt well. FLUX1.1 [pro] Ultra is the clear winner for its superior visual quality and cleaner layout.

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.”

FLUX1.1 [pro] Ultra
OmniGen v2

AI Judge Analysis

FLUX1.1 [pro] Ultra

  • + Excellent soft lighting and sophisticated PBR material textures
  • + Clean typography and accurate Japanese flag icon
  • + Rich but organized composition with a beautiful diorama aesthetic
  • Includes a small red bug-like artifact on the wooden board
  • Slightly more objects than 'minimal garnish' might suggest

OmniGen v2

  • + Strict adherence to the minimal garnish and diorama base request
  • + Very bold, legible 3D typography
  • + Clean isometric perspective
  • The flag icon is incorrect (colors do not match Japan)
  • The sushi design is anatomically weird, combining nigiri tops with maki-style centers
  • The background is a very saturated blue rather than the requested 'light blue'

Verdict: FLUX1.1 [pro] Ultra produces a far more professional and aesthetically pleasing result with sophisticated textures and correct iconography. While OmniGen v2 captures the 'minimal' aspect well, it fails on the specific colors of the Japanese flag and the realistic material quality 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.”

FLUX1.1 [pro] Ultra
OmniGen v2

AI Judge Analysis

FLUX1.1 [pro] Ultra

  • + Successfully included all four requested animals: puppy, kitten, bunny, and fox kit.
  • + Excellent lighting with soft bokeh and realistic golden hour atmosphere.
  • + Superior fur texture and detail that better aligns with the 'hyper-photorealistic' request.
  • While animals are gathered, they are not actively 'tumbling' or 'chasing' as requested.
  • The kitten and fox look quite similar in facial structure.

OmniGen v2

  • + Bright, vibrant colors that convey a joyful vibe.
  • + Expressive character designs with large, clear eyes.
  • + Clear composition with centralized subjects.
  • Failed to include the bunny, merging it into a fox-rabbit hybrid or simply omitting a distinct fourth animal.
  • Stylistically looks more like a 3D animation or digital illustration than the requested 'hyper-photorealistic' masterpiece.
  • The butterflies have a flat, pasted-on appearance compared to the lighting of the scene.

Verdict: FLUX1.1 [pro] Ultra is the clear winner as it adhered to the complex prompt's character count, including all four specific animals, whereas OmniGen v2 missed the bunny. Furthermore, FLUX1.1 achieved a sophisticated, photorealistic aesthetic with believable lighting and fur textures, while OmniGen v2 produced a more cartoonish, lower-fidelity image.

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.”

FLUX1.1 [pro] Ultra
OmniGen v2

AI Judge Analysis

FLUX1.1 [pro] Ultra

  • + Excellent vector emblem layout with professional balance
  • + Sophisticated use of warm tones and subtle texture
  • + High-quality cloche illustration with refined steam detail
  • Spelling error in the main name: 'Framilian' instead of 'Florian'

OmniGen v2

  • + Successfully captures a more minimalist vector style
  • + Accurate fulfillment of the 'Est. 1720' text requirement
  • Spelling error in the main name: 'CAFFFLORIN'
  • Composition feels unbalanced with a thin steam line and heavy font weights

Verdict: Both models failed to spell the brand name correctly, but FLUX1.1 [pro] Ultra produced a significantly more professional and visually appealing logo with superior texture and composition. OmniGen v2 achieved a more minimalist look but the final result feels amateurish and lacks the refined 'vintage' quality requested.

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.”

FLUX1.1 [pro] Ultra
OmniGen v2

AI Judge Analysis

FLUX1.1 [pro] Ultra

  • + Excellent flat-vector illustrative style with high visual appeal.
  • + Strong color palette adherence with clean, crisp lines.
  • + Good attempt at complex layout with a large number of specific icons.
  • Step sequence is logically confusing and numbered incorrectly.
  • Text is mostly gibberish despite the large volume of it.
  • Failed to strictly follow the 1-6 sequential order requested.

OmniGen v2

  • + Features a cleaner, more grid-based modern infographic layout.
  • + Legibility of the main header is relatively high despite the typo.
  • + Adheres well to the requested color palette.
  • Incorrectly labeled the mission as 'APOLO 17' instead of Apollo 11.
  • Failed to include all 6 requested steps, showing only 3 distinct areas.
  • Icons are generic and do not match the specific descriptions provided.

Verdict: FLUX1.1 [pro] Ultra is the better choice for artistic quality and vector style, capturing the complex nature of a detailed infographic, even though its internal logic and text are messy. OmniGen v2 failed significantly on the primary prompt requirement by changing the mission name and omitting half of the requested steps. FLUX1.1 [pro] Ultra's illustrative quality makes for a better poster base, despite the lack of accurate textual data.

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