FLUX.2 [dev] Flash fal vs Stable Diffusion 3.5 Medium Stability AI

FLUX.2 [dev] Flash

• + Excellent photorealism with natural textures on the book, wood, and glass.
• + Accurate physics, with the sphere resting naturally on the bottom of the cube.
• + Perfect adherence to lighting and spatial instructions.

• − The plant is slightly less 'behind' the cube than 'beside' it, though still visible through the glass.

Stable Diffusion 3.5 Medium

• + Good placement of the plant directly behind the cube as requested.
• + Correct inclusion of all requested elements.

• − The blue sphere is floating unnaturally in the center of the cube.
• − Visual quality is lower, with a somewhat washed-out, digital look compared to the other model.
• − The perspective of the table edge is slightly warped.

FLUX.2 [dev] Flash

• + Excellent adherence to the 'repairing' prompt with detailed tools and hands-on interaction.
• + Exceptional skin texture and facial realism for the elderly man.
• + Perfectly balanced motion blur on background vehicles while maintaining a sharp subject.

• − The bike frame geometry is slightly distorted where the man is working.
• − Minor light artifacts around the background headlights.

Stable Diffusion 3.5 Medium

• + Strong atmospheric mood with vibrant rain reflections on the pavement.
• + Good sense of 'imperfect framing' and composition typical of candid street shots.

• − The man appears to be leaning on the bike rather than actively repairing it.
• − The character's hands and face lack detail and clear anatomy compared to the other model.
• − The bicycle wheels and frame have significant structural inconsistencies.

FLUX.2 [dev] Flash

• + Excellent photorealism in the skin texture and lifelike eyes.
• + Very detailed engraving on the plate armor and visible fabric textures.
• + Perfect adherence to the 'beads in hair' and 'torchlight' requirements.

• − The leather straps overlap in a way that looks slightly cluttered but remains coherent.

Stable Diffusion 3.5 Medium

• + Strong, dramatic lighting and intense facial expression.
• + High-contrast colors create a visually striking battle atmosphere.

• − Failed to include beads in the hair braids as requested.
• − The skin texture appears slightly more like paint or CG than a photograph.
• − The depth of field is less pronounced than requested.

FLUX.2 [dev] Flash

• + Excellent typography rendering with readable sans-serif fonts
• + High-quality, realistic food photography
• + Clean professional layout that follows the requested sectioning

• − Confused content logic where all photos are pizza despite separate category headers
• − Small spelling errors in header text

Stable Diffusion 3.5 Medium

• + Better variety of food items including salads and sides as requested
• + Strong adherence to the grid-based layout concept

• − Poor typography and illegible text rendering
• − Low visual quality with smudged details and artifacts in the food photos
• − Layout feels cramped and lacks the 'modern minimalist' breathing room

FLUX.2 [dev] Flash

• + Excellent typography with a glowing, fiery text effect that matches the prompt perfectly.
• + Clearly exploded burger view with suspended components as requested.
• + Highly professional and balanced marketing layout.

• − The 'exploded' effect is slightly more static than dynamic, missing some of the 'motion' mentioned.

Stable Diffusion 3.5 Medium

• + Strong fiery background with high contrast.
• + Good quality texture on the burger bun and patty.

• − Failed the 'exploded' instruction; the burger is mostly assembled.
• − Text rendering is plain white and missing the requested fiery/glowing effect.
• − The price starburst is a simple vector style that clashes with the photographic image.

FLUX.2 [dev] Flash

• + Excellent adherence to the requested text with zero spelling errors.
• + Realistic chalk texture and handwriting styles that maintain consistency across the board.
• + Great use of depth of field and environmental context for the café setting.

• − The date formatting is slightly different than the exact phrase 'APRIL 30, 2026' by using a dash instead of a colon.

Stable Diffusion 3.5 Medium

• + Stylized decorative chalk art elements like borders and flourishes.
• + High contrast between the chalkboard and the frame.

• − Major text rendering failures with significant spelling errors for almost every word.
• − Failed to follow the requested menu items correctly, inventing jibberish text.
• − The date and layout are cluttered and incoherent.

FLUX.2 [dev] Flash

• + Excellent texture rendering on the spacesuit and horse fur.
• + High cinematic quality with a dynamic lunar surface background.

• − Significant anatomical error with a second horse tail appearing behind the rider.

Stable Diffusion 3.5 Medium

• + Clean, minimalist composition that feels very surreal.
• + Better technical performance regarding the single-subject horse anatomy.

• − Lower level of surface detail compared to the competitor.
• − The shadow of the horse on the clouds below feels physically inconsistent.

FLUX.2 [dev] Flash

• + Excellent adherence to the passenger details, showing a bored woman looking at her phone.
• + Very realistic lighting and textures for the capybara's fur and the leather steering wheel.
• + Clearer taxi interior and exterior city lights that look authentic to a New York night scene.

• − The placement of the eyes and the snout on the capybara is slightly off-center compared to its body position.
• − The 'TX' sign on the roof appears inside the front window due to a confusing perspective.

Stable Diffusion 3.5 Medium

• + Detailed rendering of the capybara's face and paws.
• + Good use of depth of field to emphasize the driver.

• − Failed the prompt requirement for the passenger; she is looking forward rather than at her phone.
• − The capybara's paws are not clearly on the steering wheel, looking more tucked in.
• − The composition feels a bit cramped with the roof of the car being cut off.

FLUX.2 [dev] Flash

• + Excellent typography with nearly perfect spelling and formatting
• + Atmospheric cinematic lighting that creates a professional, moody aesthetic
• + Highly detailed and symmetric border incorporating thorns and webs as requested

• − Includes a small line of garbled text 'Burk: 0369' that was not in the prompt

Stable Diffusion 3.5 Medium

• + Features more prominent twisted trees and a distinct parchment texture
• + Vibrant colors and a classic illustrative style

• − Extremely poor text rendering with numerous spelling errors like 'Halloweeen Inviloween'
• − Incorrect date and location spelling ('The Aches' instead of 'The Arches')
• − Messy composition with overlapping elements

FLUX.2 [dev] Flash

• + Excellent text rendering and placement as requested.
• + Superb material textures including the wooden base and rice grains.
• + Perfectly followed the 45-degree isometric composition instruction.

• − The sushi roll construction is slightly surreal with fish wrapped around a roll.

Stable Diffusion 3.5 Medium

• + Successfully rendered the word 'SUSHI' in a bold font.
• + Met the requirement for a light blue background and white plate.

• − Missing the requested flag icon.
• − The text 'JAPAN' is very small and poorly aligned compared to the prompt.
• − Failed to include the requested wooden diorama base.

FLUX.2 [dev] Flash

• + Excellent adherence to the full animal list including rabbits and a tabby cat.
• + Beautiful atmospheric lighting with clear god rays and dew sparkles.
• + High anatomical accuracy for a multi-subject composition.

• − The scene is more of a static group portrait than an active 'tumbling and chasing' scene.
• − Duplicate animals (two foxes and two rabbits) were generated instead of one of each.

Stable Diffusion 3.5 Medium

• + Vibrant color palette with a strong 'wholesome' vibe.
• + Good fur texture on the puppy and fox.

• − Failed to include the rabbit and the tabby kitten is rendered as an orange fox-like kitten.
• − Heavy AI artifacts on the fox's legs and paws.
• − Overall higher level of saturation makes it look less 'hyper-photorealistic' and more like digital art.

FLUX.2 [dev] Flash

• + Excellent text rendering with accurate spelling of 'Caffè Florian' and 'Est. 1720'.
• + Clean vector-style execution that matches the minimalist logo prompt.
• + Accurate interpretation of the cloche dome with subtle steam.

• − The 'Est. 1720' text is placed below the banner rather than inside it as requested.

Stable Diffusion 3.5 Medium

• + Ornate hand-drawn illustration style with good line weight.
• + Sophisticated use of warm brown tones and cross-hatching for texture.

• − Multiple spelling errors including 'Florrian' and 'Est 170'.
• − The composition is cluttered and fails the 'minimalist' requirement.
• − Includes extraneous elements like a teacup not mentioned in the prompt.

FLUX.2 [dev] Flash

• + Excellent text legibility and accuracy for most labels
• + Accurate depiction of specific mission stages like the Saturn V launch and Lunar Module landing
• + Color palette strictly follows the NASA-inspired prompt

• − Confusing layout with repetitive 'Lunar Orbit' and 'Descent' labels
• − Minor text corruption on 'Launch' and 'Moon'

Stable Diffusion 3.5 Medium

• + Clean, minimalist vector aesthetic that feels modern
• + Consistent iconography style across the left vertical axis

• − Poor typography with significant spelling errors and gibberish text
• − Icons do not accurately correspond to the assigned labels (e.g., Earth used for 'Landing')
• − Composition is unbalanced with a large empty white space