FLUX1.1 [pro] Black Forest Labs vs Stable Diffusion 3.5 Large Turbo Stability AI

FLUX1.1 [pro]

• + Excellent adherence to the spatial requirements of the prompt.
• + Highly realistic textures, especially the thick glass edges and book cover.
• + Beautiful soft lighting and a natural depth of field.

• − The glass enclosure is technically a cuboid rather than a perfect cube.

Stable Diffusion 3.5 Large Turbo

• + Clean, sharp rendering and modern aesthetic.
• + Correct placement of the plant behind the glass.

• − Failed the spatial cue; the book is inside the glass rather than on top of it.
• − The glass frame has black metal borders which weren't requested, making it look like a terrarium.
• − The lighting on the table looks somewhat synthetic compared to Model A.

FLUX1.1 [pro]

• + Excellent atmospheric lighting and wet pavement reflections.
• + Realistic skin texture and age-appropriate details on the man.
• + Captured the 'candid street photo' aesthetic with cinematic depth of field.

• − The bicycle structure is warped and physically impossible.
• − A strange, detached metallic object appears on the ground behind the man's feet.

Stable Diffusion 3.5 Large Turbo

• + The bicycle frame and components are much more coherent and recognizable.
• + Follows the 'red bicycle' requirement clearly.

• − The 'rain' looks like vertical white lines and lacks environmental integration.
• − Skin texture and lighting look flat and digital compared to Model A.
• − Fails the motion blur and candid aesthetic requirements.

FLUX1.1 [pro]

• + Outstanding skin texture with realistic pores and fine hair
• + Strong atmosphere with cinematic lighting and bokeh effects
• + Exquisite detail on the engraved armor and underlying textures

• − Small beads in the hair are present but could be more distinct
• − The dirt/scars lean more towards a freckled appearance in some areas

Stable Diffusion 3.5 Large Turbo

• + Clear representation of the braids requested in the prompt
• + Good color contrast between the green underlayer and the ornate metal armor
• + Distinct and identifiable scars on the face

• − Skin has a plastic, overly-smooth 'CG' look
• − Hair rendering is thick and lacks separate strands, looking rigid
• − Composition feels less 'close portrait' and more medium-shot

FLUX1.1 [pro]

• + Excellent professional mock-up presentation with realistic cutlery and shadows.
• + Clean font choice and layout that maintains a consistent branding style.
• + Includes all requested sections with logical hierarchical organization.

• − The food photos in the grid are somewhat small and overlapping at the edges.
• − Some of the minor descriptive text is illegible gibberish.

Stable Diffusion 3.5 Large Turbo

• + Features a very clear and vibrant food photo grid as requested.
• + The typography for the category headers (Pizza, Mians) is bold and clear.
• + High saturation and contrast make the food items pop against the white background.

• − The 'Mians' header contains a typo (should be Mains).
• − The composition feels like a scattered collection of assets rather than a cohesive menu design.
• − The food items have an unnatural, plastic-like AI quality.

FLUX1.1 [pro]

• + Excellent text rendering with all requested phrases present and legible.
• + Photorealistic textures on the bun and meat patties.
• + Good interpretation of the glowing embers and fiery background.

• − The burger is not truly 'exploded' with all components suspended; it is mostly assembled.
• − The text style is neon and 2D white rather than the requested 'fiery, glowing effect'.
• − Missing the starburst element for the price.

Stable Diffusion 3.5 Large Turbo

• + Stronger sense of a fiery, dynamic atmosphere with smoke and flames.
• + Vibrant lighting and colors that fit the 'Magic Burger' theme.

• − Completely failed to include any of the requested text elements.
• − The burger components are not suspended in mid-air as requested; they are stacked.
• − The bottom of the burger appears to be melting or dripping in an unappealing way.

FLUX1.1 [pro]

• + Excellent text legibility and accuracy for most of the prompt.
• + Superior chalk texture and realistic handwriting variation.
• + Highly cohesive background atmosphere that matches the 'cozy cafe' description.

• − Introduced spelling errors like 'Herbss' and 'Chipkies'.
• − Failed to keep the octopus dish as a single item, splitting it into two separate lines with different prices.

Stable Diffusion 3.5 Large Turbo

• + Clean symmetrical layout with pleasant lighting.
• + Followed the instruction for the date fairly closely despite the year being cut off.

• − Significant spelling failures across all menu items (e.g., 'trulale', 'ocotpgs', 'risctto').
• − The text looks more like a digital font or vector art than actual chalk.
• − Layout is messy with lines of text overlapping or ending abruptly.

FLUX1.1 [pro]

• + Excellent cinematic lighting and atmospheric depth in the background.
• + Highly detailed texture on the spacesuit and horse's mane.
• + Dynamic composition with a sense of motion.

• − Failed the negative constraint to have the horse on top of the astronaut.
• − Anatomical issues with the horse's front legs appearing merged or strangely jointed.

Stable Diffusion 3.5 Large Turbo

• + Clean, graphic visual style.
• + Clear rendering of the astronaut's equipment.

• − Failed the negative constraint to have the horse on top of the astronaut.
• − Strong anatomical artifacts, particularly the horse having five or more legs/hooves at the bottom.
• − Composition feels flat and lacks the requested surreal/cinematic quality.

FLUX1.1 [pro]

• + Excellent photographic lighting and depth of field
• + High resolution texture on the capybara's fur
• + Accurately captures the bored expression of the passenger

• − The capybara is not holding the steering wheel
• − Composition places the passenger in the front passenger seat rather than the back seat

Stable Diffusion 3.5 Large Turbo

• + Successfully shows the capybara with paws on the steering wheel
• + Better adherence to the 'back seat' positioning for the passenger
• + Sharp rendering of the capybara's face and jacket

• − The passenger's face is blurry and lacks detail
• − Text on the hat is slightly garbled compared to Model A
• − The capybara's paws look somewhat human-like/distorted

FLUX1.1 [pro]

• + Excellent cinematic lighting and atmospheric composition.
• + Correctly included all requested text elements, including date, time, and location.
• + High detail in the thorny border and twisted tree silhouettes.

• − The text contains several typos and repetitions at the bottom.
• − The image follows a portrait aspect ratio instead of the requested square format.

Stable Diffusion 3.5 Large Turbo

• + Correctly followed the square format request.
• + Clear rendering of the Central jack-o-lantern and bats.
• + Interesting gothic border incorporating spiderwebs and thorns.

• − Failed to include the specific event details (Date, Time, Location).
• − Missing the requested scroll banner.
• − The lighting is flat compared to the requested 'cinematic' style.

FLUX1.1 [pro]

• + Excellent text rendering with clean 'JAPAN' and 'SUSHI' typography.
• + High-quality soft, refined 3D textures that perfectly match the cartoon-isometric style.
• + Clean adherence to the light blue background prompt.

• − Failed to include the requested small flag icon.

Stable Diffusion 3.5 Large Turbo

• + Included a flag icon as requested.
• + Good 3D isometric perspective and modeling.

• − Misspelled sushi as 'SIIHI' on the plate.
• − The text is floating and angled rather than clean and at the top-center as requested.
• − The background is a gradient and darker than the requested 'solid light blue'.

FLUX1.1 [pro]

• + Excellent fur texture rendering with a soft, backlit glow.
• + Whimsical lighting and atmosphere that perfectly captures the 'god rays' and 'wholesome vibe'.
• + Better adherence to the 'golden retriever' and 'tabby' descriptions.

• − Missing the fourth animal (red fox kit) requested in the prompt.
• − The 'butterflies' look more like glowing sparks or petals than insects.

Stable Diffusion 3.5 Large Turbo

• + Higher contrast and vibrant colors that make the subjects pop.
• + Closer to the request for four animals, though the species identification is ambiguous.
• + Includes clear butterfly shapes with distinct wings.

• − Anatomical errors including a fused body between the dog and the kitten on the left.
• − The lighting feels artificial and lacks the requested hyper-photorealistic quality.
• − The fur texture looks more like digital painting/vector art than a photograph.

FLUX1.1 [pro]

• + Excellent vintage engraving style with fine cross-hatching
• + Sophisticated decorative border and balanced composition
• + Beautiful minimalist interpretation of the cloche dome

• − Significant spelling errors: 'Caufé' and 'FRATILIAN'
• − Steam detail is a bit thin and wispy compared to the solid lines

Stable Diffusion 3.5 Large Turbo

• + Near-perfect spelling of the name and establishment date
• + Strong vector-style execution with bold contrast
• + Effective use of the 'warm brown and cream' color palette

• − The cloche dome is merged awkwardly with a coffee mug handle
• − Less 'minimalist' than requested, feeling more like a heavy illustration
• − Minor artifact on the final 'n' of the name

FLUX1.1 [pro]

• + Excellent adherence to the clean, flat-vector infographic style
• + Follows the sequenced steps more logically with numbered icons
• + Clearer text rendering for the main title and most subheaders

• − Step numbering is repetitive and confusing (multiple 1s and 2s)
• − Iconography for specific stages like Earth Orbit and Lunar Orbit is generic

Stable Diffusion 3.5 Large Turbo

• + Stronger NASA-inspired aesthetic with more complex compositions
• + Good use of the requested color palette
• + Includes a more detailed lunar surface illustration

• − Failed to include all 6 specific steps requested in the prompt
• − Text rendering is poor with many typos and placeholder-like jargon
• − Overall layout is cluttered and less functional as an informative infographic