FLUX.2 [dev] Black Forest Labs vs LongCat-Image Meituan

FLUX.2 [dev]

• + Excellent adherence to lighting instructions from the left
• + High realism in textures, especially the wood grain and glass reflections
• + Natural plant placement visible through the glass volume

• − The sphere is slightly smaller than what might be expected for 'small' vs 'tiny' in comparison to the cube size
• − The top glass edge under the book looks slightly merged

LongCat-Image

• + Strong geometric clarity in the glass cube's construction
• + Very vibrant blue sphere with good internal light refraction
• + Clean and simple composition

• − The book appears to be floating slightly above the glass rather than resting on it
• − The lighting is more frontal than from the left window
• − The plant's occlusion through the glass is less realistic, appearing more like a backdrop than behind the object

FLUX.2 [dev]

• + Excellent photo-realism with natural skin textures and greasy hands.
• + Perfect execution of motion blur from the passing car while keeping the subject sharp.
• + Strong adherence to the 'imperfect framing' and 'candid' aspects of the prompt.

• − The anatomy of the elderly man's left hand is slightly mangled around the fingers.
• − The bicycle handlebars are overly complex and physically confusing.

LongCat-Image

• + Great composition and use of reflections on the wet pavement.
• + Accurate street atmosphere with recognizable background storefronts.
• + Matches the 'shallow depth of field' request well.

• − Failed to include 'motion blur' on the passing cars, which appear sharp.
• − The red bicycle is nonsensical with extra wheels and floating parts.
• − The man's feet and the ground relationship appear slightly 'photoshopped' or floaty.

FLUX.2 [dev]

• + Excellent depiction of the 'close portrait' instruction with expressive facial details.
• + Highly intricate engraving on the armor and realistic leather grain.
• + Superior handling of lighting, with a plausible torch source and naturalistic reflections.

• − The scars appear slightly more like recent wounds than faint, battle-worn scars.

LongCat-Image

• + Beautifully braided hair with clearly defined beads and textures.
• + Strong overall composition with atmospheric sparks and secondary lighting.
• + Armor design is very ornate and fits the 'paladin' aesthetic well.

• − The framing is more of a medium shot than a 'close portrait'.
• − Metal textures look a bit smoother and more 'CG' compared to the grittier feel of the competitor.

FLUX.2 [dev]

• + Features a very clean and professional multi-column layout.
• + Includes clear headings for Appetizers, Pizza, and Mains as requested.
• + High-quality, realistic food photography and consistent design accents.

• − Text is mostly gibberish with several horizontal lines intersecting the text boxes.
• − Headers have some spelling errors like 'PIZZAU'.

LongCat-Image

• + Vibrant use of yellow and blue accents fulfills the 'colorful' part of the prompt.
• + Contains several food photos arranged in a grid-like style.

• − Text rendering is extremely poor with distorted and illegible characters.
• − Layout feels cluttered and less like a professional 'minimalist' menu.
• − The grid is inconsistent and chaotic compared to the organized prompt requirement.

FLUX.2 [dev]

• + Excellent adherence to the 'exploded' and 'suspended' layout requested.
• + Uniform and coherent fiery, glowing text effects across all elements.
• + Superior photorealistic quality in the texture of the meat and lettuce.

• − The starburst shape is somewhat irregular and rough.

LongCat-Image

• + Strong presence of burning coals and embers in the foreground.
• + Clear and legible typography with high contrast.
• + Crisp lighting on the burger surface.

• − Failed to follow the 'exploded' instruction, providing a mostly assembled burger instead.
• − The starburst is a flat vector-style graphic that clashes with the 3D scene.
• − The sauce texture looks somewhat plastic and artificial.

FLUX.2 [dev]

• + Excellent text legibility with perfect spelling for all menu items.
• + Realistic chalk texture and smudging on the chalkboard surface.
• + Matches the requested elegant cursive and handwritten variations seamlessly.

• − The word 'with' in the second item has some faint ghosting/overlap artifact.

LongCat-Image

• + Natural-looking cafe background with depth of field.
• + Good chalk dust effects at the bottom of the board.

• − Poor spelling and garbled text across the entire board.
• − Text size and layout are inconsistent with the prompt's logical structure.
• − Failed to render the full names of the dishes correctly.

FLUX.2 [dev]

• + Excellent cinematic lighting and texture on the horse's coat.
• + Strong anatomical consistency for both the horse and the astronaut's gear.
• + Superior background rendering with realistic nebulas and planetary curvature.

• − Failed to follow the specific spatial instruction 'horse on top, not vice versa'.

LongCat-Image

• + Includes interesting background elements like lunar modules and spacecraft.
• + Good color contrast and sharp focus.

• − Failed to follow the specific spatial instruction 'horse on top, not vice versa'.
• − Anatomical issues with the horse's lower legs and hoof placement.
• − The composition feels cluttered with disparate elements like planes and multiple moons.

FLUX.2 [dev]

• + Excellent fur texture and capybara facial expression following the 'calm, professional' description.
• + Superior background realism with authentic New York bokeh through the windows.
• + Strong composition that clearly shows both the driver and the passenger as requested.

• − The capybara's hands look slightly more human/primate-like than actual capybara paws.
• − The interior framing feels a bit tight, cutting off the top of the taxi frame.

LongCat-Image

• + Includes more external taxi details like the roof light and door markings.
• + Good rendering of the capybara's profile and clothing.
• + Crisp lighting on the steering wheel and dashboard.

• − Contains a significant anatomical error with a second 'ghost' passenger appearing behind the main passenger.
• − The passenger's hands interacting with the phone are distorted with too many fingers.
• − The placement of the capybara's arm relative to its body looks anatomically disconnected.

FLUX.2 [dev]

• + Excellent typography with 100% accuracy on provided text.
• + Perfect composition with a dark, atmospheric vintage aesthetic.
• + High-quality rendering of the thorny border and moody lighting.

• − The parchment effect is slightly less 'paper-like' in the center compared to the edges.

LongCat-Image

• + Strong parchment texture and creative border design.
• + Good implementation of the requested banner and jack-o-lantern.

• − Several spelling errors in the event details including 'The Armiees' and a random '3ulie'.
• − The composition feels a bit cluttered with the way the background image is 'punched through' the parchment.
• − Text rendering on the banner is slightly distorted.

FLUX.2 [dev]

• + Excellent adherence to the square isometric diorama layout.
• + Clean, professional typography and accurate flag representation.
• + Highly realistic textures on the sushi and rice.

• − The lighting is a bit flat compared to the other model.

LongCat-Image

• + Vibrant colors and high-quality subsurface scattering effects on the fish.
• + Dynamic composition with a nice 3D finish on the text and flag.
• + Detailed clay-like 'cartoon' aesthetic that fits the miniature prompt well.

• − The flag is slightly distorted and has an unnecessary flagpole.
• − The rice grains look like uniform beads rather than varied sushi rice.

FLUX.2 [dev]

• + Exhibits superior fur texture and realistic anatomy for all animals.
• + Excellent lighting with natural god rays and dew sparkles that feel integrated into the scene.
• + Included all four requested animals (dog, cat, rabbit, fox) plus an extra rabbit.

• − The animals are sitting relatively still rather than 'playfully chasing' or 'tumbling' as requested.

LongCat-Image

• + Successfully captured a more active, playful motion with the golden retriever.
• + Bright, vibrant colors that fit the 'joyful vibe' well.

• − Significant anatomical errors, most notably a kitten with rabbit ears.
• − Failed to include the baby bunny as a distinct animal in the scene.
• − The dew sparkles look like floating glass orbs rather than water droplets.

FLUX.2 [dev]

• + Excellent typography and spelling of the restaurant name.
• + Clean, vector-style emblem layout that feels professional.
• + Perfectly captures the minimalist vintage aesthetic requested.

• − The steam is very small and lacks a bit of stylistic impact.

LongCat-Image

• + Dynamic steam illustration that fills the space well.
• + Good texture on the background that fits the vintage theme.

• − Repetitive text with 'Caffè' appearing twice inside the cloche.
• − Messy typography with artifacts and inconsistent letter weighting.
• − Does not feel like a 'minimalist' logo, appearing cluttered and busy.

FLUX.2 [dev]

• + Excellent adherence to the vector icon style requested.
• + Follows the specific mission steps (Launch, Orbit, etc.) with recognizable imagery.
• + Captures the clean, modern aesthetic with sharp typography.

• − Includes several extra, unrequested icons that disrupt the sequential flow.
• − Some text labels are garbled or nonsensical (e.g., 'VALSIST ORDIT').

LongCat-Image

• + Adheres well to the requested NASA-inspired color palette.
• + Includes creative iconography variations like flags and map pins.

• − Failed to provide the list of 6 distinct mission steps requested.
• − The vector style is less 'clean' with irregular line weights and poor text legibility.
• − The layout is cluttered and does not function well as an infographic.