FLUX.2 [klein] 4B Black Forest Labs vs GPT Image 1.5 OpenAI

FLUX.2 [klein] 4B

• + Excellent shallow depth of field, giving a realistic photographic look.
• + Superior rendering of materials, especially the book cover and wooden table grain.
• + Naturalistic lighting from the left following the prompt precisely.

• − The glass cube has physically impossible interior reflections at the base.

GPT Image 1.5

• + Perfect adherence to all prompt elements including placement and color.
• + Clear visibility of the plant through the glass panels.
• + Higher resolution feel with sharp details on the book edges.

• − The lighting feels a bit flat and less directional compared to the other model.
• − The base of the cube looks slightly disconnected from the wood surface.

FLUX.2 [klein] 4B

• + Successfully merges both source images while preserving the specific Rolls Royce model.
• + Captures the sense of motion with blurred wheels and road lines.
• + Maintains the man's hair style and clothing from the source image.

• − The man's facial features look slightly different than the source image.
• − The lighting on the man's face doesn't perfectly match the bright exterior scene.

GPT Image 1.5

• + Excellent preservation of the man's facial features and joyful expression.
• + Highly realistic integration of the car, driver, and the specific Pacific Coast Highway aesthetic.
• + Lighting on the subject is very natural and consistent with the environment.

• − The car is cropped quite closely, showing less of the vehicle compared to the source.
• − The steering wheel appears a bit thick and simplified in detail.

FLUX.2 [klein] 4B

• + Excellent depiction of heavy rain and wet reflections on asphalt
• + The 50mm shallow depth of field is well executed with bokeh in the background
• + Great cinematic lighting and composition

• − Anatomical and physical errors: the man's leg merges into the bike frame and the pedaling mechanism is nonsensical
• − Lack of 'motion blur' on passing cars as requested; they appear relatively static

GPT Image 1.5

• + Highly realistic skin texture and fabric details
• + More accurate 'repairing' action with tools visible on the ground
• + Effective 'imperfect framing' that feels like a genuine candid street photo

• − The bike's rear wheel and chain assembly are structurally messy
• − Motion blur on the background car is subtle, though more present than in model A

FLUX.2 [klein] 4B

• + Excellent detail on the engraved metal plate armor
• + Follows all prompt elements including braids with beads
• + Clear and symmetrical composition

• − Skin texture looks slightly plasticky compared to the other model
• − The lighting feels a bit artificial and flat on the face

GPT Image 1.5

• + Incredible skin texture with realistic dirt and scars
• + Superior use of lighting and bokeh to create a cinematic atmosphere
• + Very lifelike eye detail and natural-looking hair braids

• − The crop is slightly tighter, losing some of the shoulder armor detail
• − More chaotic composition compared to the centered approach of the competitor

FLUX.2 [klein] 4B

• + Features a high volume of high-quality food photography
• + Maintains a consistent, stylish modern minimalist aesthetic

• − Text is largely illegible gibberish
• − The grid layout feels slightly cluttered with too many overlapping sections

GPT Image 1.5

• + Excellent text legibility and logical menu descriptions
• + Highly accurate adherence to requested sections (Appetizers, Pizza, Mains)
• + Clean, professional layout that looks like a real-world document

• − Composition is a bit more traditional and less experimental than the other model
• − The image grid is functional but less dynamic than the first model's

FLUX.2 [klein] 4B

• + Clean and polished graphic design aesthetic
• + Accurate rendering of the price in the starburst
• + Consistent lighting on the burger patty and bun

• − The main title text is completely garbled and misspelled
• − Failed the 'exploded' portion of the prompt as the burger is mostly assembled
• − The background is static rather than showing a sense of motion

GPT Image 1.5

• + Perfectly executed the 'exploded' burger concept with suspended components
• + Excellent text accuracy for the main title and secondary messages
• + Highly dynamic composition with great sense of motion and fiery effects

• − The starburst outline is a bit cluttered with fire particles
• − High contrast makes some of the vegetable details slightly crunchy/oversharpened

FLUX.2 [klein] 4B

• + Natural chalk smudge and dust textures on the board
• + Authentic variation in letter sizes and spacing
• + Excellent wooden frame detail

• − Numerous spelling errors including 'SPECIALS', 'Musheram', and 'Ootrpous'
• − Text is slightly less elegant and cursive than requested

GPT Image 1.5

• + Perfect spelling on every line including the complex menu items
• + Beautiful elegant cursive style that matches the prompt perfectly
• + Consistent chalk texture across all text

• − The lighting at the top of the frame is a bit washed out
• − The overall composition feels slightly more like a digital overlay than raw chalk

FLUX.2 [klein] 4B

• + Successfully replicates the exact dynamic body tilt and hair flow from Image 1.
• + Incorporates the scarf and sunglasses from Image 2 onto the new pose.

• − Failed to preserve the short hairstyle from Image 2, combining it with the long hair from Image 1 instead.
• − The facial features are heavily distorted and do not match the man in Image 2.

GPT Image 1.5

• + Perfectly preserves the facial features, skin tone, and hairstyle of the character in Image 2.
• + Accurately replicates the clothing details, including the specific graphic text on the sweatshirt.
• + Successfully adopts the crossed-leg pose and platform from Image 1.

• − Missed the extreme torso tilt and head orientation from Image 1, resulting in a more upright posture.
• − The right hand and left arm have slight anatomical clipping/merging issues at the edges.

FLUX.2 [klein] 4B

• + Excellent visual clarity and clean composition.
• + Good cinematic lighting and high resolution textures.

• − Failed the negative constraint to put the horse on top of the astronaut.
• − Very conventional interpretation of a common AI prompt.

GPT Image 1.5

• + More dynamic action with dust and movement effects.
• + Higher level of scene complexity including a lunar lander and planets.

• − Failed the negative constraint; the astronaut is still riding the horse.
• − Slightly cluttered composition with various celestial objects.

FLUX.2 [klein] 4B

• + Successfully preserved the subject's face, hair, and specific skin unique patterns (vitiligo).
• + Captured the complex plaid patterns and accessories like the bracelets and rings from current image 2.
• + Maintained the exact background lighting and beach setting.

• − The coat is missing the shirt layer beneath, leaving the chest exposed.
• − The placement of the hand in the pocket looks slightly distorted.

GPT Image 1.5

• + Excellent replication of the fabric textures of the navy peacoat and the plaid scarf.
• + Applied the clothing set including the black undershirt as requested.

• − Completely failed the 'keep face unchanged' instruction by cropping out the head.
• − The skin visible on the hands does not match the subject's unique vitiligo patterns from Image 1.

FLUX.2 [klein] 4B

• + Excellent photorealistic texture on the capybara's fur
• + Very clear and detailed passenger matching the 'bored businesswoman' prompt perfectly
• + Natural lighting and color depth

• − The car interior looks too small, resembling a compact car rather than a standard NYC Crown Vic or SUV taxi
• − The capybara's head has a slightly strange profile angle

GPT Image 1.5

• + The taxi driver cap is more accurate with the checkerboard pattern and 'TAXI' text
• + Superior composition with a more realistic wide taxi cabin perspective
• + The capybara's forward-facing expression is more 'professional' and human-like

• − Minor distortion in the human passenger's hands on the phone
• − Slightly more artificial 'HDR' look to the lighting compared to Image A

FLUX.2 [klein] 4B

• + Excellent character rendering with cinematic glowing lighting
• + Clean border with thorns and spiderwebs
• + Sharp focus on the central jack-o-lantern

• − Major spelling errors in the title text
• − Missing the 'Time' detail requested in the prompt
• − Incorrect date '206' and 'Locton' typo

GPT Image 1.5

• + Perfect text rendering for all requested information
• + Strong vintage gothic aesthetic with dark parchment textures
• + Complete adherence to all prompt details including the full scroll text and location

• − The jack-o-lantern rendering is slightly more textured/noisy than Model A
• − The full moon wasn't explicitly requested but adds to the composition

FLUX.2 [klein] 4B

• + Excellent source preservation, keeping the facial features and clothing identical.
• + Realistic integration of long, wavy hair around the ears and forehead.

• − The hairline on the forehead looks slightly superimposed rather than growing naturally from the skin.

GPT Image 1.5

• + Natural, curly hair texture that fits the character's beard style well.
• + The hairline integration along the forehead is very seamless.

• − Slightly altered the shape of the glasses and the bridge of the nose.
• − The background landscape changed significantly compared to the original image.

FLUX.2 [klein] 4B

• + Excellent soft 3D cartoon textures that match the prompt's aesthetic
• + Very clean and minimal layout
• + Accurate 45° isometric perspective

• − Failed to render the full word 'SUSHI' (missing the 'I')
• − The flag icon is incorrect, resembling the flag of Austria instead of Japan
• − Lacks the requested 'small raised diorama base'

GPT Image 1.5

• + Perfectly adhered to all text and icon requirements, including the correct Japanese flag
• + Excellent interpretation of the 'raised diorama base' with layered textures
• + High visual quality with realistic PBR materials on the teapot and wood

• − Included significantly more items than the 'minimal garnish and plate' requested
• − The base extends a bit close to the edges of the square frame

FLUX.2 [klein] 4B

• + Successfully captures the TV anchor environment with a professional desk and studio background.
• + Good caricature style that exaggerates facial features while remaining recognizable.
• + Includes multiple dogs as requested in a clear, illustrative style.

• − Completely misses the 'hockey' element of the prompt.
• − The text in the background is nonsensical and garbled.

GPT Image 1.5

• + Includes all three requested elements: TV anchor, dogs, and hockey.
• + The caricature of the subject maintains a strong likeness to the source image face.
• + Clever integration of hockey through the background screen and the dog wearing a helmet.

• − Hand holding the microphone has some anatomical issues with the finger placement.
• − The background is quite busy with multiple competing focus points.

FLUX.2 [klein] 4B

• + Excellent fur lighting and god ray composition
• + Clean, high-fidelity texture on the fox and puppy

• − Failed to include the baby bunny
• − Replaced the rabbit with a second kitten

GPT Image 1.5

• + Successfully included all four requested species
• + Captured the 'tumbling' and 'joyful' vibe more effectively
• + Great use of bokeh and dew sparkles

• − Anatomical issues with the kitten's paw reaching into the air
• − Some fur textures look slightly over-sharpened compared to natural photography

FLUX.2 [klein] 4B

• + Excellent preservation of the original poses and character alignment.
• + Clear watercolor and ink-wash texture that feels very manual.
• + Maintains the distinct plaid pattern of the man's shirt effectively.

• − The woman on the right has lost her original angry expression, appearing content instead.
• − The background architectural details are a bit too busy compared to the typical Ghibli style.

GPT Image 1.5

• + Successfully captures the grumpy/angry expression of the woman on the right from the source image.
• + Warm, golden lighting and soft textures align perfectly with the 'dreamy' prompt requirement.
• + Captures the Ghibli character design style (large eyes, simple facial lines) more accurately.

• − The foreground woman is significantly blurred, losing some of the composition's impact.
• − Subtle artifacting on the textures makes it look a bit more like a digital filter than a hand-painted piece.

FLUX.2 [klein] 4B

• + Natural-looking hair motion that follows a consistent wind direction.
• + Excellent source preservation including facial features and dog details.
• + Added leaves feel integrated with the lighting and environment.

• − The wind effect on the jacket and body is subtle compared to the hair.

GPT Image 1.5

• + Highly energetic hair movement that emphasizes the dynamic prompt.
• + Good preservation of the overall composition and subjects.

• − Several leaves appear to be 'floating' or pasted on without proper depth or blurring.
• − The hair flow is a bit chaotic and slightly alters the face shape near the hairline.

FLUX.2 [klein] 4B

• + Clean vector aesthetic
• + Includes all requested elements like the 'Est. 1720' banner
• + Good texture on the background

• − Spelling error in the main text ('FLAXTION' instead of 'Florian')
• − Redundant text below the banner
• − The steam effect is very basic

GPT Image 1.5

• + Perfect text rendering of 'Caffè Florian'
• + Excellent vintage typography and illustrative style
• + Superior steam and shading detail on the cloche

• − Uses a solid black background instead of the requested 'light background'
• − Contrast is very high, moving away from the requested 'minimalist' feel

FLUX.2 [klein] 4B

• + Clean vector aesthetic for the Saturn V illustration
• + Follows the muted color palette well

• − Text consists of severe gibberish in almost every label
• − Layout is cluttered and lacks logical flow for an infographic
• − Saturn V rocket is incorrectly landing on the moon surface

GPT Image 1.5

• + Excellent text rendering with correct spelling for all stage titles
• + Clear, logical grid layout that follows the requested 6-step sequence
• + Strong adherence to the flat-vector style with consistent iconography

• − The red color used is slightly more vibrant than a typical 'muted' NASA red
• − The profile silhouettes at the top are very basic compared to the detailed icons below