FLUX.2 [dev] Black Forest Labs vs GPT Image 1.5 OpenAI

FLUX.2 [dev]

• + Excellent photographic quality with realistic soft lighting and depth of field.
• + Accurate spatial arrangement of objects.
• + High rendering quality of the glass textures and reflections.

• − The blue sphere appears to be floating inside the cube rather than resting on the bottom.

GPT Image 1.5

• + Strong adherence to all prompt elements including the green plant visible through the glass.
• + The glass cube has realistic beveling and an interesting mirrored base.

• − The lighting is a bit flat compared to Model A.
• − The blue sphere is quite large, pushing the definition of 'small sphere'.

FLUX.2 [dev]

• + Excellent preservation of the subject's clothing and hairstyle from the source image.
• + Accurate rendering of the Rolls-Royce interior details, including the wood grain dashboard.
• + Realistic lighting and appropriate motion blur on the road.

• − The man's profile facial features are slightly altered compared to the original photo.

GPT Image 1.5

• + Successfully captures the man's facial expression and likeness from the source image.
• + Clear and iconic representation of the California coastline with palm trees and winding roads.

• − The car is rendered as a right-hand drive vehicle, which is incorrect for a California coastline setting.
• − Significant anatomical error with the hand placement on the steering wheel appearing disconnected from the body.
• − Loss of detail on the man's scarf and plaid coat compared to the source.

FLUX.2 [dev]

• + Excellent execution of motion blur from passing cars
• + High realism in facial textures and clothing folds
• + Successfully captures several technical prompts like 50mm feel and reflections

• − The structural anatomy of the bicycle is incoherent near the handlebars and seat
• − The man appears to be sitting on air or a floating seat

GPT Image 1.5

• + Stronger composition with the subject grounded in a crouching position
• + Great attention to detail with the toolkit and puddle reflections
• + Bicycle geometry is much more realistic and logical

• − Lacks the requested motion blur from passing cars
• − The car in the background looks slightly static despite the rain

FLUX.2 [dev]

• + Excellent depiction of ornate engraved plate armor with high-quality metal textures.
• + Includes clearly visible beads in the braided hair as requested.
• + Realistic lighting from the torch source reflecting on the metallic surfaces.

• − The facial skin texture is slightly smoother and less 'battle-worn' than Model B.
• − The beads on the braids look a bit like modern jewelry compared to the medieval setting.

GPT Image 1.5

• + Incredible skin texture with realistic pores, grime, and gritty battle-worn detail.
• + Stronger 'paladin' aesthetic with the cross insignia and rugged cloth underlayers.
• + Exceptional eye detail and lifelike expression.

• − The beads in the hair are less prominent and look more like metallic rings/bands than beads.
• − A bit more lens flare/haze which slightly obscuring the fine engravings on the central armor piece.

FLUX.2 [dev]

• + Strong aesthetic alignment with modern neon/vibrant design trends
• + Excellent grid layout and spacing
• + Consistent high-quality photography

• − Text is mostly gibberish despite having a professional font appearance
• − Randomly repeats 'Pizza' sections twice
• − Pricing values are unrealistic for casual dining

GPT Image 1.5

• + Perfectly legible, relevant text for all items
• + Accurate representation of food items mentioned in text
• + Clean, functional minimalist layout

• − Visuals are a bit generic compared to the 'vibrant' requirement
• − Slightly less 'bold' in its design execution

FLUX.2 [dev]

• + Excellent typography with a clear fire/glow effect and perfect spelling.
• + Clean and professional composition with distinct, un-cluttered layers.
• + Accurate rendering of the starburst element as requested.

• − The lighting on the burger feels a bit flat compared to the fiery background.
• − The sauce droplets look slightly static rather than dynamic.

GPT Image 1.5

• + Outstanding photorealistic textures on the charred bun and juicy patty.
• + High sense of motion with flying embers and dripping sauces.
• + Dynamic lighting that realistically reflects the fire onto the food surfaces.

• − The 'LIMITED TIME ONLY' text is small and positioned at the very bottom, losing prominence.
• − The starburst design is less integrated and looks slightly more organic/jagged than a clean graphic element.

FLUX.2 [dev]

• + Excellent chalk texture including realistic smudges and strokes.
• + Accurate text rendering for all requested items.
• + Dynamic composition with varying font weights that look hand-drawn.

• − The word 'with' in the octopus item has an odd artifact/overlapping ghosting behind it.
• − The cursive for the title is more of a print-script hybrid rather than elegant cursive.

GPT Image 1.5

• + Perfect adherence to all requested text including the truncated 'Brown But...' prompt.
• + The 'TODAY'S SPECIALS' title features a more elegant, fluid cursive style as requested.
• + Very clean and legible handwriting that maintains a consistent slant.

• − The chalk texture is a bit too uniform, lacking the heavy-stroke realism seen in the other model.
• − The composition is a bit static with very even spacing between all lines.

FLUX.2 [dev]

• + Successfully applied the character's clothing and accessories.
• + Matches the specific yellow studio background and red ottoman.

• − Horrific anatomical failure with a second head and arm growing from the chest.
• − The character is floating above the ottoman instead of standing on it.

GPT Image 1.5

• + Excellent anatomical coherence and character consistency.
• + Flawless integration of the scarf and sunglasses into the new pose.
• + Correctly places the character's feet on the ottoman with natural weight distribution.

• − Misses the extreme lean/tilt of the torso present in the pose reference.
• − The hair is slightly simplified compared to the source material.

FLUX.2 [dev]

• + Excellent visual clarity and clean composition
• + Cinematic lighting with a clear horizon line
• + Realistic rendering of the space suit and horse textures

• − Failed the negative constraint; the astronaut is riding the horse, not vice-versa

GPT Image 1.5

• + Dynamic action with dust and high detail in the lunar landscape
• + Strong aesthetic with many cosmic elements
• + Distinctive cinematic style

• − Failed the negative constraint; the astronaut is riding the horse, not vice-versa
• − Anatomy of the horse's front legs is slightly distorted

FLUX.2 [dev]

• + Successfully replicates the specific scarf pattern, coat style, and sunglasses.
• + Integrates the lighting and shadows appropriately for the outdoor beach setting.
• + Applies the requested clothing layers and accessories such as the belt and jewelry.

• − Fails to preserve the identity of the person in Image 1, instead merging their features with the person from Image 2.
• − Does not maintain the exact face and hair of the original subject as instructed.

GPT Image 1.5

• + Successfully maintains the clothing style, including the coat and plaid scarf.
• + Correctly identifies and keeps the lower half of the person's face/skin tone closer to Image 1.

• − The image is awkwardly cropped, cutting off the person's head and failing to show the face/hair preservation.
• − The hands and pockets exhibit significant anatomical artifacts and lack of detail.
• − Misses key accessories like the sunglasses requested from the reference.

FLUX.2 [dev]

• + Excellent fur texture and lighting on the capybara's face.
• + The businesswoman in the background has a perfect 'bored' expression as requested.
• + Very clean, high-resolution rendering with cinematic bokeh.

• − The capybara's paws look somewhat human-like and uncanny.
• − The camera angle is slightly outside the car, whereas the prompt suggested a scene 'inside'.

GPT Image 1.5

• + Correctly captures a more natural paws-on-wheel pose for a capybara.
• + The camera placement feels more like a passenger's perspective or a dashboard cam inside the car.
• + The hat design with 'TAXI' and checkerboard pattern is very thematic and accurate.

• − Slightly noisier image quality compared to Model A.
• − The businesswoman's face is quite blurry and lacks the distinct bored detail of the other model.

FLUX.2 [dev]

• + Excellent text legibility and clean font choices.
• + Well-defined thorns and spiderweb border elements.
• + Balanced composition with high contrast.

• − The parchment effect is a bit simple.
• − The lighting on the pumpkin feels a bit flat compared to the background.

GPT Image 1.5

• + Beautifully textured vintage parchment aesthetic.
• + Atmospheric cinematic lighting with a glowing moon and embers.
• + Highly detailed and intricate border and background elements.

• − Text layout at the bottom is slightly less organized than Model A.
• − The 'You are invited' scroll has some minor graphical glitches on the right edge.

FLUX.2 [dev]

• + Excellent preservation of the original face, clothing, and background.
• + Highly realistic hair texture and detailed individual strands.
• + Seamless blending with the original lighting and shadow on the face.

• − The hair volume is quite extreme (large afro), which may be more than requested for a 'natural' look.
• − The color of the hair is significantly darker than the beard, creating a slight mismatch.

GPT Image 1.5

• + Natural and realistic volume and hairstyle for the character.
• + Good hair color matching with the existing beard.
• + Excellent preservation of the source image identity and environment.

• − Slight blurring/smudging on the forehead where the new hairline meets the skin.
• − Some subtle changes to the shape of the glasses frame compared to the original.

FLUX.2 [dev]

• + Excellent adherence to the 'minimal' requirement
• + Clean, soft textures that match the 'cartoon scene' style perfectly
• + Flawless text rendering and alignment

• − Lighting is a bit flat compared to the other model

GPT Image 1.5

• + Rich, realistic material textures for the wood and ceramics
• + Dynamic composition with extra details like the teapot and soy sauce
• + Good use of shadows and highlights to create depth

• − Failed the 'minimal garnish and plate' instruction by adding many extra objects
• − Small artifacts in the text rendering, specifically the 'S' in SUSHI
• − The diorama base is more complex than requested

FLUX.2 [dev]

• + Excellent caricature style with exaggerated proportions.
• + Effectively combines all three themes (anchor, dogs, hockey) into a single cohesive scene.
• + Maintains recognizable facial features from the source image.

• − Garbled and unreadable text on the anchor desk.
• − The background characters are a bit cluttered and distracting.

GPT Image 1.5

• + High-quality digital illustration style with vibrant colors.
• + Cleverly includes a dog in a hockey helmet and holding a stick.
• + Clean and readable text on the news ticker.

• − The facial likeness is significantly less accurate to the source than Model A.
• − The caricature feels slightly more generic and less 'exaggerated' in the classical sense.

FLUX.2 [dev]

• + Excellent realism in fur textures and backlighting.
• + Correctly includes all requested animals (including a second bunny).
• + Balanced composition with clear, sharp details on the butterflies and flowers.

• − The animals are mostly sitting rather than 'playfully chasing' or 'tumbling'.
• − The kitten's eye anatomy is slightly off (one pupil is larger/distorted).

GPT Image 1.5

• + Better captures the 'tumbling' and 'playful chasing' aspect of the prompt.
• + Highly expressive facial expressions that fit the 'joyful vibe'.
• + Strong use of 'god rays' and bokeh effects to create a magical atmosphere.

• − Anatomical errors such as the kitten having five visible paws/limbs/appendages.
• − The fox's front right paw is an indistinct dark mass that looks disconnected.
• − The dog's left ear merges awkwardly into its body.

FLUX.2 [dev]

• + Excellent preservation of the character poses and clothing patterns.
• + Captures the iconic Studio Ghibli fine-line art style very effectively.
• + Cleverly transforms the urban background into a beautiful floral meadow consistent with the Ghibli aesthetic.

• − The color of the red dress is slightly washed out compared to the original.
• − The man's facial expression is a bit more neutral than the original 'distracted' look.

GPT Image 1.5

• + Successfully captures the warm, nostalgic, and glowy lighting requested.
• + Preserves the urban street setting while giving it a dreamy, painterly texture.
• + Maintains the emotional intensity of the facial expressions from the source meme.

• − The woman in the foreground is excessiveley blurry compared to the source.
• − The art style leans more toward modern digital anime than the specific hand-painted Ghibli look.

FLUX.2 [dev]

• + Excellent preservation of the subject's face and clothing from the original image.
• + The blowing hair effect looks more realistic and follows the direction of the wind.
• + Maintains the background scenery and characters perfectly.

GPT Image 1.5

• + Successfully adds the requested blowing hair and flying leaves.
• + The leaves have a pleasant golden autumn color palette.
• + Preserves the overall composition of the original photo well.

• − Noticeable distortion of the dog's left leg and paw compared to the source.
• − Hair segments appears a bit jagged and less naturally integrated than Image A.
• − The leash handle in the woman's hand is slightly altered/muddled.

FLUX.2 [dev]

• + Excellent vector emblem style with clean lines.
• + Accurate text rendering and banner layout.
• + Perfectly adheres to the light background with subtle texture requirement.

GPT Image 1.5

• + Sophisticated vintage typography with custom flourishes.
• + Detailed shading and highlighting on the cloche dome.
• + High contrast aesthetic.

• − Failed the light background requirement by using a black background.
• − The steam looks a bit thick and less 'minimalist' than requested.
• − Slightly less like a vector logo and more like a detailed digital illustration.

FLUX.2 [dev]

• + Includes all nine requested icons including the crew names.
• + Displays a very high level of illustrative detail, especially on the Lunar Module.

• − The sequence of steps is completely scrambled and nonlinear.
• − Significant text rendering errors and gibberish labels for several icons.

GPT Image 1.5

• + Strictly follows the requested 6-step sequence in the correct chronological order.
• + Perfect text rendering for all mission phases and crew names.
• + Excellent adherence to the 'flat-vector' style and NASA color palette.

• − The Saturn V rocket illustration is slightly simplified compared to the prompt's potential for detail.
• − The lunar module design is consistent but less complex than Model A's version.