Seedream 4.0 ByteDance vs Stable Diffusion 3.5 Large Stability AI

Seedream 4.0

• + Perfect adherence to the spatial prompt with the book on top and sphere inside.
• + Excellent rendering of light and reflections, especially the caustic light on the table.
• + Photorealistic textures on the wooden table and paper edges of the book.

• − The plant is more 'inside' the cube than 'behind' it due to the visual overlap.
• − The bottom of the cube has a mirror-like surface not explicitly requested.

Stable Diffusion 3.5 Large

• + Sharp, clean rendering of the glass edges.
• + Correct placement of the plant behind the cube.
• + High resolution and clear textures.

• − Failed spatial instruction: the book is inside the cube and the sphere is on the book, rather than the book being on top.
• − The sphere appears to be floating unnaturally above the book.
• − The glass cube is physically clipping through the book at the front.

Seedream 4.0

• + Excellent adherence to technical prompts like 'motion blur from passing cars' and 'shallow depth of field'.
• + Highly realistic skin texture and proportional human anatomy.
• + Bicycle mechanical details (chain, derailleur, pedals) are more logically grounded than the competition.

• − The rain effect is very subtle, almost unnoticeable compared to Model B.
• − Slightly messy composition with various tools scattered on the ground.

Stable Diffusion 3.5 Large

• + Strong atmospheric presence with visible rain streaks and vibrant reflections.
• + Dynamic lighting and color contrast make the red bicycle stand out.
• + Captures the 'candid' and 'cinematic' feel requested in the prompt.

• − Anatomy issues, specifically with the subject's elongated and distorted left arm/hand.
• − Failed to incorporate the requested motion blur for passing vehicles.
• − The bicycle frame geometry is physically impossible near the pedals.

Seedream 4.0

• + Excellent adherence to the 'beads' and 'leather straps' requirement
• + Vivid and atmospheric warm torchlight lighting and bokeh
• + Highly lifelike eyes and skin texture

• − The transition of the braid into the hair at the top of the head is slightly unnatural

Stable Diffusion 3.5 Large

• + Intricately engraved plate armor with high detail
• + Strong cinematic character expression
• + Good interpretation of the 'battle-worn' theme on the face

• − Failed to include the small beads in the braids
• − Lighting feels more like daylight with secondary fire rather than warm torchlight
• − The depth of field is less pronounced than requested

Seedream 4.0

• + Perfect text rendering of the requested section headers
• + High-quality, realistic food photography
• + Cleaner, simpler layout that adheres to 'minimalist' prompt

• − Lacks actual menu items or prices, feeling more like a mood board than a functional menu
• − Layout is slightly disjointed with large empty white spaces

Stable Diffusion 3.5 Large

• + Comprehensive layout that looks like a real functional menu
• + Excellent use of a grid system for food photos
• + Sophisticated vertical design with clear categorizations

• − Numerous spelling errors in headings ('APPETIZRS', 'MAIMAES', 'PIZETZA')
• − Supporting text is mostly gibberish or AI-artifacts

Seedream 4.0

• + Successfully integrated all requested text elements: 'MAGIC BURGER', 'LIMITED TIME ONLY', and the price.
• + Excellent use of the 'exploded burger' concept with clear motion trails.
• + High-quality rendering of fiery effects and glowing embers in the background.

• − The price text is €5.99 instead of the requested €6.99.
• − The burger composition looks like two separate half-burgers rather than one exploded stack.

Stable Diffusion 3.5 Large

• + High photographic detail in the textures of the meat, melting cheese, and fresh vegetables.
• + Dynamic lighting with fire emanating from within and below the burger.

• − Failed to include any of the requested text elements ('MAGIC BURGER', etc.).
• − Ignored the 'exploded' instruction, showing a stacked burger instead of suspended components.
• − Lacks the sense of motion requested in the prompt.

Seedream 4.0

• + Excellent text rendering with nearly perfect spelling of complex menu items.
• + Deeply realistic chalk texture with smudges and natural handwriting variations.
• + Strict adherence to the requested date and pricing details.

• − The composition is a tight close-up, showing less of the 'cozy café' environment compared to the other model.

Stable Diffusion 3.5 Large

• + Provides a wider view of the café environment, including seating and decor.
• + Good overall composition and lighting in the room.

• − Failed significantly on text rendering, with numerous spelling errors like 'TODAAY' and 'Cholcalte'.
• − Incorrect date (2024 instead of 2026).
• − The text looks more like a digital font or stylized graphic rather than natural chalk handwriting.

Seedream 4.0

• + High resolution and clear rendering of the spacesuit and horse textures.
• + Effective cinematic lighting with a clear reflection in the visor.
• + Clean composition with a dramatic camera angle.

• − Failed the negative constraint; the astronaut is riding the horse instead of the horse riding the astronaut.
• − Anatomical issues with the horse's front legs appearing disconnected or strangely jointed.

Stable Diffusion 3.5 Large

• + Beautiful, ethereal color palette and cloud-like nebula effects.
• + Good sense of scale and movement within the cosmic environment.

• − Failed the negative constraint; the astronaut is riding the horse instead of the horse riding the astronaut.
• − Significant anatomical errors with the horse's legs appearing to emerge from its chest or neck.

Seedream 4.0

• + Excellent adherence to the scene description including both the capybara and the passenger.
• + Realistic lighting and textures that feel like an authentic photograph.
• + Correct placement of front paws on the steering wheel.

Stable Diffusion 3.5 Large

• + High contrast colors and sharpness.
• + Creative outfit for the capybara.

• − Completely missed the human passenger in the back seat.
• − The capybara's anatomy is distorted, particularly with long human-like legs and odd paws.
• − Includes a hoodie under the jacket which was not requested.

Seedream 4.0

• + Excellent cinematic lighting and atmosphere.
• + Accurate text rendering for all event details including address and date.
• + Strong adherence to the border requirement with thorns and webs.

• − Small banner text is slightly distorted and blurry.
• − The torn paper effect at the bottom right obscures a bit of the layout.

Stable Diffusion 3.5 Large

• + Beautiful parchment illustration style.
• + Clear scroll banner and clean gothic lettering.
• + Distinctive haunted forest composition with multiple jack-o-lanterns.

• − Completely failed to include the event details (Date, Time, Location) at the bottom.
• − The layout is more vertical-focused despite being a square image.

Seedream 4.0

• + Perfect text rendering and placement as requested.
• + Clean isometric 45° perspective with a professional diorama feel.
• + Accurate sushi anatomy and high-quality material textures.

• − The 'diorama base' is a slightly flat plate rather than a thick base.

Stable Diffusion 3.5 Large

• + Excellent 3D miniature diorama base with depth.
• + Great lighting and vibrant cartoon-style materials.
• + Followed the flag and text prompts reasonably well.

• − The text is placed on an in-scene flag rather than top-center as requested.
• − The 'Japan' and 'Sushi' text are on the same flag, ignoring the 'below it' layout instruction.
• − The sushi pieces have some clipping issues and odd scale proportions.

Seedream 4.0

• + Perfectly includes all requested animals: retriever, kitten, bunny, and fox.
• + Exceptional dynamic posing that feels like they are 'tumbling' and 'chasing' as requested.
• + Stunning lighting effects with clear god rays and shimmering dew drops.

• − The fox kit has a slightly more stylized, high-saturation look than the other animals.
• − Some minor anatomical ambiguity where the kitten's hind legs meet the grass.

Stable Diffusion 3.5 Large

• + Very cute facial expressions and soft fur textures.
• + Clean composition with a clear focus on the puppy's face.

• − Failed to include a tabby kitten, providing a second ginger cat/fox-like creature instead.
• − The poses are static and uniform (running forward) rather than the requested 'tumbling' and 'chasing' interaction.
• − The lighting lacks the specific 'god rays' effects requested.

Seedream 4.0

• + Perfect text rendering of 'Caffè Florian' and 'Est. 1720'.
• + Excellent vector illustration style with clean lines and balanced composition.
• + Very high visual quality with an appropriate subtle paper texture background.

• − The cloche shading is slightly more detailed than 'minimalist' might suggest, bordering on illustrative.

Stable Diffusion 3.5 Large

• + Attains a more 'minimalist' flat vector style as requested.
• + Good use of vintage background distressing and corner ornaments.

• − Misspelled the name as 'Cafféé Florian' with an extra 'e'.
• − The composition of the cloche is confusing; the lid appears to be floating high above the plate with a strange second heating element in between.
• − Text layout on the banner is cramped and less professional.

Seedream 4.0

• + Excellent adherence to the sequential 6-step structure requested.
• + Text is highly legible with correct spelling of mission stages and astronaut names.
• + Clean, flat-vector aesthetic that matches the 'modern infographic' request.

• − The lunar module icon for landing (step 6) is missing the ascent stage, appearing incomplete.
• − Red orbit rings are a bit clunky and overlap the planetary bodies awkwardly.

Stable Diffusion 3.5 Large

• + Sophisticated NASA-inspired color palette and vintage technical illustration style.
• + High level of visual detail in the lunar surface and spacecraft illustrations.

• − Failed to follow the requested 6-step chronological structure.
• − Text is mostly gibberish 'lorem ipsum' style characters rather than legible mission steps.
• − Inaccurate spacecraft representation, showing a space shuttle-type vehicle instead of the Saturn V.