FLUX.2 [pro] Black Forest Labs vs Stable Diffusion 3.5 Large Stability AI

FLUX.2 [pro]

• + Perfect prompt adherence with spatial relationships correctly placed.
• + Excellent lighting and depth of field, creating a very realistic photographic look.
• + Material properties are convincing, with accurate reflections and transparency in the glass.

• − The plant in the background is quite blurred, though still clearly identifiable.

Stable Diffusion 3.5 Large

• + High level of detail in the glass texture, including realistic smudges and scratches.
• + Vibrant colors and sharp rendering of objects.

• − Failed the prompt's spatial instructions by placing the book under the sphere instead of on top of the cube.
• − Logical inconsistency: the book appears to be both inside and outside the glass base simultaneously.

FLUX.2 [pro]

• + Exceptional photographic realism with natural skin textures and visible pores.
• + Realistic mechanical details on the bicycle and authentic rain droplets on surfaces.
• + Superb handling of lighting and reflections on the wet pavement.

• − The motion blur on the background car is subtle rather than pronounced.

Stable Diffusion 3.5 Large

• + Good composition that captures the 'candid' and 'imperfect framing' requested.
• + Successfully incorporates motion blur on moving vehicles in the background.
• + Strong atmosphere with visible rain streaks.

• − The man's hands have significant anatomical distortions (merged fingers and strange shapes).
• − The bicycle's mechanical structure is nonsensical in several places.
• − Lower overall sharpness and texture quality compared to the other model.

FLUX.2 [pro]

• + Excellent adherence to hair beads and lighting prompts.
• + Superior texture on leather straps and clothing underlayers.
• + Stronger 'close portrait' composition with cinematic bokeh sparks.

• − The scars look a bit like digital paint or face paint rather than deep physical wounds.

Stable Diffusion 3.5 Large

• + Very intricate engraving details on the plate armor.
• + Complex hair braiding style.
• + Good depiction of dirt and weathering on the face.

• − Failed to include the requested beads in the hair.
• − Lighting feels flat and daylight-based rather than warm torchlight.
• − Less focus on the requested leather and cloth textures.

FLUX.2 [pro]

• + Excellent adherence to the grid layout with distinct sections for different food categories.
• + Clean, legible typography that mimics a real-world professional menu.
• + Highly realistic food photography that fits the restaurant aesthetic well.

• − Contains several spelling errors (e.g., 'MINS' instead of 'MAINS', 'MageFiza').
• − Logic errors in pricing and content pairing, such as 'Garlic Bread' appearing in every section including 'Mins' for $40.

Stable Diffusion 3.5 Large

• + Strong aesthetic appeal with a high-contrast minimalist look.
• + Effective use of a colorful photo grid bordering the text.
• + Bold, impactful sans-serif headline typography.

• − Text rendering is poor with significant gibberish throughout the body and subheaders.
• − The layout is less practical as a functional menu, feeling more like a poster than a list of items.
• − The cropping on the sides suggests a tiled pattern rather than a finished page design.

FLUX.2 [pro]

• + Perfect adherence to all text requirements including price and secondary message
• + Excellent 'exploded' view with clearly suspended, distinct ingredients
• + Clean professional layout that looks like a finished advertising piece

• − The lighting on the top bun is slightly flat compared to the fiery surroundings

Stable Diffusion 3.5 Large

• + Highly vibrant fire and ember effects across the entire image
• + Appetizing textures on the burger patties and melting cheese

• − Completely failed to include any of the requested text
• − Missing the 'exploded' view; the burger is mostly assembled rather than suspended in components
• − The composition feels cluttered with the fire overlapping the food

FLUX.2 [pro]

• + Excellent text accuracy, rendering all requested menu items perfectly.
• + The chalk texture is highly realistic with dust and smear effects.
• + Followed the elegant cursive style and specific date accurately.

• − The 'chalkboard' looks more like a piece of slate than a traditional framed board.
• − The background is very blurred, sacrificing some cafe context.

Stable Diffusion 3.5 Large

• + Provides a wider environmental shot showing more of the cozy café setting.
• + Good layout with decorative chalk frames.

• − The text is full of spelling errors and gibberish (e.g., 'TODAAY', 'Ottpups', 'Cholcalte').
• − Failed to render the specific date requested (2024 instead of 2026).
• − The handwriting looks more like a generic digital font than natural chalk.

FLUX.2 [pro]

• + Excellently follows the difficult spatial constraint of the horse being on top.
• + High level of detail in the astronaut suit and cinematic lighting.
• + Clean, sharp composition with no visible blurring artifacts.

• − The anatomy where the horse meets the astronaut is slightly confusing and fragmented.

Stable Diffusion 3.5 Large

• + Great sense of movement and 'cosmic dust' atmosphere.
• + High-quality rendering of the Earth's surface and clouds.

• − Failed the negative constraint entirely by placing the astronaut on top of the horse.
• − The astronaut's hands and the horse's reins are poorly integrated and look messy.

FLUX.2 [pro]

• + Excellent photorealism with cinematic lighting and realistic textures.
• + Perfect adherence to all prompt elements, including the passenger and expression.
• + High-quality rendering of the car interior and raindrops on the window.

• − The capybara's hands look slightly more like human hands wearing gloves than animal paws.

Stable Diffusion 3.5 Large

• + Bright, vibrant colors and sharp focus on the capybara.
• + Clear depiction of the jacket and hat textures.

• − Completely failed to include the businesswoman in the back seat.
• − The capybara's anatomy is distorted with limbs emerging awkwardly from its chest.
• − The scale of the capybara relative to the car seat feels unnatural.

FLUX.2 [pro]

• + Perfect text rendering for all requested details including date, time, and location.
• + High-quality cinematic lighting with a realistic 3D jack-o-lantern.
• + Excellent adherence to the border description with webs and thorns.

Stable Diffusion 3.5 Large

• + Strong vintage parchment aesthetic for the background.
• + Good use of negative space in the center for the moon and bats.

• − Failed to include the specific event details (Date, Time, Location) at the bottom.
• − Text rendering on the banner and title is inconsistent and blocky.
• − Jack-o-lantern is small and off-center, contrary to the 'central' prompt requirement.

FLUX.2 [pro]

• + Perfectly adheres to the text placement and style requirements.
• + Captures the clean, 3D cartoon, isometric aesthetic flawlessly.
• + Uses a minimalist raised diorama base as requested.

• − The stylized rice grains are quite chunky and abstract compared to the 'realistic PBR' instruction.

Stable Diffusion 3.5 Large

• + Excellent realistic PBR textures, especially on the salmon and rice.
• + High level of detail in the food rendering.

• − Failed to place text at the 'top-center' as requested, opting for a small sign instead.
• − Included extra elements like chopsticks and side bowls not specified in the prompt.
• − The isometric angle is less precise than Model A.

FLUX.2 [pro]

• + Excellent fur detail and texture across all three subjects
• + Beautiful lighting with well-defined dew sparkles and god rays
• + Dynamic and engaging composition with animals interacting directly

• − Missed the baby bunny requested in the prompt
• − Large dog paws appear slightly anatomically odd in their reach

Stable Diffusion 3.5 Large

• + Included all four requested animals (puppy, kitten, bunny, fox)
• + Strong sense of movement and 'chasing' as requested
• + Bright, joyful color palette

• − The tabby kitten's appearance is closer to a generic ginger/brown kitten than a distinct tabby
• − Lower level of fine detail in the fur and background compared to Model A
• − Blurry artifacts on the butterfly wings

FLUX.2 [pro]

• + Perfect adherence to text and accent marks in 'Caffè Florian'.
• + Clean vector emblem style with sophisticated cross-hatching detail.
• + Professional composition that looks like a real minimalist logo.

• − The 'Est. 1720' banner is slightly small relative to the main text.

Stable Diffusion 3.5 Large

• + Good use of vintage parchment-style texture on the background.
• + Followed the instruction for the 'Est. 1720' text.

• − Included an extra letter in the name, spelling it 'Cafféé'.
• − The cloche illustration is disjointed with a strange pipe/arm detail appearing under the dome.
• − The composition feels cluttered and lacks the minimalist vector aesthetic requested.

FLUX.2 [pro]

• + Excellent layout that follows the chronological steps requested
• + Clean vector aesthetic with readable main headings
• + Good adherence to the requested NASA-inspired color palette

• − Nonsense filler text for the minor descriptions
• − The 'Launch' icon resembles a generic shuttle rather than a Saturn V

Stable Diffusion 3.5 Large

• + Includes a high level of visual detail and technical-looking callouts
• + Captures the NASA aesthetic through colors and vintage-style diagramming

• − Failed to provide a clear step-by-step infographic layout
• − Text is largely illegible or misspelled (e.g., 'Lannch')
• − Composition is cluttered and chaotic compared to the clean layout requested