FLUX.2 [dev] Flash fal Imagen 4.0 Ultra Generate 001 Google

Settled by community votes across 5 shared challenges, with an AI judge weighing in on each.

FLUX.2 [dev] Flash

26.8 arena score

#5 of 44 in Text-to-Image

Skill signature

Not enough comparable category data

The chart appears once both models have ratings across at least three shared arena categories.

Imagen 4.0 Ultra Generate 001

22.3 arena score

#28 of 44 in Text-to-Image

Vote tally

Where the votes landed

FLUX.2 [dev] Flash

55.6%

win rate

Ties

11.1%

Imagen 4.0 Ultra Generate 001

33.3%

win rate

55.6% 11.1% ties 33.3%

Shared challenges 5

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.2 [dev] Flash

Imagen 4.0 Ultra Generate 001

100% wins 0% ties 0% wins

AI Judge Analysis

FLUX.2 [dev] Flash

+ Perfect adherence to physics with the sphere resting on the bottom of the cube
+ Realistic glass texture with dust and reflections
+ Highly photorealistic table and plant details

− The book is slightly oversized relative to the cube

Imagen 4.0 Ultra Generate 001

+ Clean, sharp aesthetic with legible text on the book
+ Strong composition and lighting

− Physically impossible internal sphere that appears to be floating
− The plant is mostly beside the cube rather than behind it as requested

Verdict: FLUX.2 [dev] Flash produced a much more realistic and physically grounded image where the sphere correctly rests on the bottom of the glass container. While Imagen 4.0 Ultra is visually striking and features impressive text rendering, it failed the spatial logic of the prompt by making the sphere float and placing the plant primarily beside the cube.

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.2 [dev] Flash

Imagen 4.0 Ultra Generate 001

0% wins 0% ties 100% wins

AI Judge Analysis

FLUX.2 [dev] Flash

+ Excellent motion blur on background vehicles which adds to the street photography realism.
+ Complex bicycle structure is handled surprisingly well with tools on the ground.
+ Very effective wet pavement reflections and rainy atmosphere.

− The man's hands have structural issues where they meet the bicycle handles.
− The front wheel of the bicycle is slightly disconnected from the fork.

Imagen 4.0 Ultra Generate 001

+ Incredible skin texture and facial detail, looking very realistic and non-stylized.
+ Clothing texture and the way rain sits on the jacket is highly convincing.
+ Excellent shallow depth of field and framing that feels like a genuine candid shot.

− Lack of motion blur on the passing cars, which was a specific prompt requirement.
− Slight anatomical issues on the primary hand holding the tool.

Verdict: FLUX.2 [dev] Flash followed the prompt more closely by including the requested motion blur, and it better captured the atmosphere of a rainy street. However, Imagen 4.0 Ultra Generate 001 produced a significantly more realistic human subject with superior skin textures and convincing wet-weather clothing, even though it missed the specific detail about moving cars.

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.2 [dev] Flash

Imagen 4.0 Ultra Generate 001

100% wins 0% ties 0% wins

AI Judge Analysis

FLUX.2 [dev] Flash

+ Expertly renders PBR materials with realistic textures on the fish and wooden base.
+ Highly professional lighting and shadows that enhance the 3D diorama effect.
+ Excellent text rendering with clean, bold typography and a perfectly placed flag icon.

− The sushi construction is slightly illogical, combining nigiri-style fish toppings on top of sliced maki rolls.

Imagen 4.0 Ultra Generate 001

+ Better variety of sushi types (tamago, ebi, salmon, maki, gunkan) which fits the 'miniature scene' request.
+ Perfectly hits the '3D cartoon' aesthetic with stylized, soft shapes.
+ Clean layout and accurate text and flag rendering.

− Materials look more like plastic/clay than the requested 'realistic PBR materials'.
− Lighting is a bit flat compared to the depth shown in the other model.

Verdict: FLUX.2 [dev] Flash produces a more sophisticated image with superior material rendering and lighting, making it look like a high-end 3D render. However, Imagen 4.0 Ultra Generate 001 provides a much better variety of sushi and a more charming 'cartoon' interpretation that better fits the 'miniature scene' prompt. FLUX.2 wins by a narrow margin due to the significantly higher quality of its textures and professional lighting.

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.2 [dev] Flash

Imagen 4.0 Ultra Generate 001

67% wins 0% ties 33% wins

AI Judge Analysis

FLUX.2 [dev] Flash

+ Excellent adherence to the 'hyper-photorealistic' instruction with realistic fur textures and anatomy.
+ Superior lighting and atmosphere, featuring subtle god rays and highly realistic dew drops in the grass.
+ Natural composition with well-integrated animals that feel like they are inhabiting the same physical space.

− Included an extra animal (a second bunny) not requested in the prompt.
− The kitten's pose is slightly awkward with its front paws.

Imagen 4.0 Ultra Generate 001

+ Strict adherence to the requested animal count (one of each species).
+ Dynamic and playful posing that captures the 'joyful' vibe well.
+ Vibrant colors and clear butterfly interactions.

− Fails the 'hyper-photorealistic' requirement, appearing more like a digital painting or 3D render.
− The lighting and god rays feel artificial and overly 'glowy'.
− Anatomy issues, specifically the fox's hands/paws looking more like primate hands than a kit's paws.

Verdict: FLUX.2 [dev] Flash significantly outperforms the competition in terms of realism, lighting, and texture, delivering a truly photorealistic image as requested. While Imagen 4.0 followed the specific animal count more accurately, its output has a distinctively 'AI-generated' illustrative look with anatomical errors on the fox, whereas FLUX.2 looks like a high-quality photograph.

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.2 [dev] Flash

Imagen 4.0 Ultra Generate 001

0% wins 50% ties 50% wins

AI Judge Analysis

FLUX.2 [dev] Flash

+ Successfully followed the 6-step chronological sequence requested in the prompt.
+ High-quality rendering of specific icons like the Saturn V and Lunar Module.
+ Excellent text legibility for the main labels and names.

− Repeats several labels (Launch/Landing) and icons unnecessarily.
− The 'Sataurri' Iccòn' text is a minor hallucination of the prompt's descriptive text.

Imagen 4.0 Ultra Generate 001

+ Very clean, professional layout that feels like a real infographic poster.
+ Strong adherence to the 'NASA-inspired palette' with a white background and crisp vector look.
+ Consistent iconography style across the central hub.

− Technically fails the prompt's logical sequence, replacing the requested 6 steps with generic 'lorem ipsum' style blocks.
− Text is largely gibberish (MIOLIO, MISES11, MASED).
− Does not show the specific requested icons in a way that relates to the mission steps.

Verdict: FLUX.2 [dev] Flash is the clear winner for its superior prompt adherence, correctly depicting the specific requested stages of the Apollo 11 mission from launch to landing with recognizable icons and legible text. While Imagen 4.0 Ultra Generate 001 creates a more aesthetically polished professional layout, it fails to follow the content instructions, filling the poster with gibberish and disconnected icons.