FLUX.2 [klein] 9B Black Forest Labs vs Seedream 4.0 ByteDance

FLUX.2 [klein] 9B

• + Excellent photographic texture on the wooden table and book edges.
• + Accurate interpretation of soft window light and shadows.
• + Sophisticated glass refraction of the plant behind it.

• − The glass container is more of a vase or hollow block than a sharp geometrical cube.
• − The blue sphere appears to be floating rather than resting on the bottom surface.

Seedream 4.0

• + Perfect geometric cube shape with thin, sharp edges.
• + Correct placement of the blue sphere resting on the base of the cube.
• + The red book has a classic, clean appearance that fits the composition.

• − The plant visibility through the glass is slightly less realistic in its distortion.
• − The lighting on the cube edges is a bit more artificial compared to the environment.

FLUX.2 [klein] 9B

• + Excellent preservation of the source car's design and perspective
• + High visual quality with realistic motion blur and lighting

• − The driver is barely visible, showing only the back of his hair
• − Fails to clearly integrate the man's face or clothing from the source image

Seedream 4.0

• + Successfully merges both source subjects by placing the specific man in the driver's seat
• + Preserves the man's face, hair, scarf, and jacket patterns accurately
• + Great composition with the winding coastal road

• − The car's perspective is slightly distorted compared to the source
• − The steering wheel placement looks a bit awkward relative to the man's hands

FLUX.2 [klein] 9B

• + Excellent shallow depth of field and bokeh effects.
• + Great skin texture and realistic detailing on the hands.
• + Better integration of the rain effect on the ground and clothes.

• − The white car in the background is static rather than showing the requested motion blur.
• − The bike's frame has some minor structural inconsistencies near the handlebars.

Seedream 4.0

• + Successfully captured the motion blur of the passing car as requested.
• + The 'imperfect framing' feels more authentic to a candid street photo.

• − Noticeable anatomical issues with the hands and fingers.
• − The image resolution and facial details are much lower and softer than Model A.
• − Bicycle spokes and chain guard suffer from significant AI artifacts.

FLUX.2 [klein] 9B

• + Excellent texture on the engraved armor and weathered leather straps.
• + Superior skin detailing with realistic scars and dirt.
• + Strong symmetrical composition with clear torchlight reflection.

• − The hair braids appear slightly stiff and overly uniform.

Seedream 4.0

• + Natural-looking hair braids with nice bead integration.
• + Dynamic lighting and effective use of bokeh sparks.
• + Good cinematic atmosphere and gaze.

• − Armor engravings are less distinct and slightly muddy.
• − Skin texture lacks the high-definition realism of its counterpart.

FLUX.2 [klein] 9B

• + Excellent adherence to the menu structure with defined sections and pricing.
• + High-quality, consistent food photography that fits the grid layout.
• + Professional typographic hierarchy with bold sans-serif headers.

• − Text contains 'gibberish' and spelling errors in the body copy.
• − Headers repeat 'Appetizers' and 'Mains' twice in different areas.

Seedream 4.0

• + Features a more abstract, creative grid layout.
• + Bold, legible sans-serif section headers.
• + Good variety of food imagery.

• − Fails to include any menu items, descriptions, or pricing.
• − Composition feels like a mood board rather than a functional menu design.
• − A large amount of empty whitespace in the center feels unintentional.

FLUX.2 [klein] 9B

• + Perfect text rendering for all requested strings, including the correct price and currency.
• + Excellent photorealistic textures on the meat patties and bun.
• + Clean, professional commercial composition with high-quality glowing effects.

• − The burger is stacked rather than being a truly 'exploded' view where components are separated vertically.
• − The 'sauce' components floating on the sides look slightly like plastic or clay.

Seedream 4.0

• + Better interpretation of the 'exploded' request with clear vertical separation of layers.
• + Dynamic sense of motion with the swirling light trails around the ingredients.
• + Strong integration of the fiery theme with actual flames licking the text.

• − Failed the text prompt by displaying '€5.99' instead of the requested '€6.99'.
• − The image quality is slightly softer and less crisp than the competitor.
• − The bottom bun looks a bit messy with the sauce application compared to the clean commercial look of Model A.

FLUX.2 [klein] 9B

• + Excellent text legibility and spelling accuracy throughout the board.
• + Strong chalk texture with realistic smudges and erasing marks.
• + Perfectly captures the request for elegant cursive in the title.

• − One minor typo in the bottom text ('fress' instead of 'fresh').
• − The handwriting is a bit too uniform, bordering on looking like a digital font.

Seedream 4.0

• + Includes a cozy café background, enhancing the scene's atmosphere.
• + The handwriting feels very organic and natural with realistic letter variations.
• + Excellent chalk dust effects at the bottom of the frame.

• − The alignment is a bit messy, with some text overlapping smudges.
• − The handwriting is slightly less elegant than requested for the 'cursive' title.

FLUX.2 [klein] 9B

• + Perfectly replicates the complex leg-cross and balancing pose from Image 1.
• + Highly accurate character transfer, including sunglasses, facial structure, and scarf details.
• + Exactly matches the yellow studio lighting and shadows on the red ottoman.

• − The right hand is clenched in a fist rather than the open-fingered pose seen in Image 1.

Seedream 4.0

• + Successfully incorporates the black clothing and scarf from the character reference.

• − Fails to match the pose, missing the distinct leg-cross and bent-over posture.
• − Mismatches character identity, blending the long hair of the woman in Image 1 with the face of the man in Image 2.
• − Significant anatomical issues, particularly with the feet and the floating scarf.

FLUX.2 [klein] 9B

• + Excellent world-building with various cosmic elements and lighting.
• + High-quality rendering of the spacesuit and textures.
• + Dynamic composition with a sense of floating in zero gravity.

• − Failed to follow the specific surreal instruction for the horse to be on top of the astronaut.
• − Contains gibberish watermark-style text at the bottom.

Seedream 4.0

• + Strong cinematic lighting with a great reflection in the astronaut's visor.
• + Clean rendering of the horse's mane and movement.

• − Failed to follow the specific surreal instruction for the horse to be on top of the astronaut.
• − Relatively standard interpretation of the prompt without the requested surreal hierarchy.

FLUX.2 [klein] 9B

• + Excellent preservation of the person's original identity, face, and vitiligo patterns
• + High fidelity in reproducing the coat, scarf, and jeans from Image 2
• + Maintains the background of Image 1 perfectly

• − Added extra gold chains that were not present in Source Image 2

Seedream 4.0

• + Successfully included the shoes from Image 2
• + Good lighting integration on the coat

• − Failed to preserve the person's identity, merging features with the person in Image 2
• − The vitiligo pattern on the face is significantly altered and looks artificial
• − Altered the person's pose and physique

FLUX.2 [klein] 9B

• + High level of photorealism in the capybara's fur and the interior lighting.
• + Captures the bored, mundane expression of the businesswoman perfectly as requested.
• + Excellent sharpness and clarity in the textures of the coat and car dashboard.

• − The businesswoman is seated in the front passenger seat instead of the back seat.
• − The hands/paws of the capybara look slightly distorted and unnatural on the steering wheel.

Seedream 4.0

• + Correctly places the businesswoman in the back seat as requested in the prompt.
• + Good cinematic composition through the window that captures the essence of a New York night.
• + The placement of both paws on the steering wheel feels more natural in terms of posture.

• − The human face in the background is slightly blurry and lacks the detail seen in Model A.
• − Text on the cap is more garbled than Model A.

FLUX.2 [klein] 9B

• + Excellent typography with perfect rendering of all requested text.
• + Balanced and professional composition suitable for a real invitation.
• + High visual clarity and adherence to the thorns and webs border request.

• − The jack-o-lantern rendering is slightly generic and illustrative.

Seedream 4.0

• + Atmospheric cinematic lighting on the central pumpkin.
• + Detailed texture on the twisted trees and background elements.

• − Poor text rendering on the scroll banner with illegible characters.
• − Muddled border composition where thorns and paper edges overlap awkwardly.
• − Lower overall sharpness compared to the other model.

FLUX.2 [klein] 9B

• + Excellent texture and natural volume
• + Incredible preservation of the original facial features and environment
• + Realistic integration with previous sideburns and lighting

• − One small stray curl on the forehead looks slightly detached from the scalp

Seedream 4.0

• + Successfully adds thick hair as requested
• + Maintains the background and clothing perfectly

• − The hair texture looks somewhat synthetic/wig-like
• − The hairline is too uniform and lacks natural variation
• − Slightly Alters the forehead structure

FLUX.2 [klein] 9B

• + Excellent typography with clean, bold font and correct letter spacing.
• + Clean 3D render quality that perfectly matches the 'soft refined textures' prompt.

• − The flag icon is incorrect, resembling the flag of Yemen rather than Japan.
• − The sushi placement on the plate is slightly messy and overlapping.

Seedream 4.0

• + Successfully rendered the correct Japanese flag icon.
• + Higher variety and better arrangement of sushi elements on the diorama base.
• + Excellent lighting and material definition on the salmon and ikura.

• − Minor text artifacts with a slight stroke/outline that makes it less 'ultra-clean' than the other model.
• − Slightly less 'isometric' feel compared to a true 45-degree orthographic view.

FLUX.2 [klein] 9B

• + Excellent caricature style with classic exaggerated features and high-energy illustration.
• + Full incorporation of the prompt including dogs, hockey rink setting, and news anchor props.
• + Highly creative composition that builds an entire world around the subject.

• − Loses the photographic likeness and background of the original source image.
• − Heavy illustration style may be too far removed from an 'edit' of an existing photo.

Seedream 4.0

• + Preserves the character's facial likeness and the background elements of the source image much better.
• + Successfully applies the requested edit to the character's physical proportions (bobblehead effect).
• + Balances all three required themes: news desk, hockey jersey/stick, and a dog.

• − The hand holding the phone is anatomically poor with missing/fused fingers.
• − The transition between the realistic face and the cartoonish open mouth is slightly jarring.

FLUX.2 [klein] 9B

• + Excellent high-frequency detail in the fur texture and flower petals.
• + Beautiful lighting with clear god rays and a consistent golden hour atmosphere.
• + Vibrant and diverse color palette for the butterflies and flora.

• − Completely failed to include the baby bunny requested in the prompt.
• − The animals appear somewhat static rather than 'tumbling together' as requested.

Seedream 4.0

• + Successfully included all four animals: golden retriever, kitten, fox, and bunny.
• + Captures the 'tumbling' and 'playfully chasing' aspect much better with more dynamic posing.
• + Effective use of 'dew sparkles' using bokeh particles throughout the scene.

• − The fox's red fur is slightly oversaturated compared to the rest of the scene.
• − A bit of a 'soft focus' or hazy look that reduces the crispness of fine details compared to its competitor.

FLUX.2 [klein] 9B

• + Excellent preservation of the original pose and character layout.
• + Successfully incorporates a Ghibli-inspired background with lush greenery and soft lighting.
• + Matches the specific clothing patterns, such as the man's plaid shirt, with high accuracy.

• − The facial expressions are a bit too cheerful and generic, losing the specific 'shock' and 'lust' emotions from the meme.
• − Added a random child character in the background that wasn't in the original.

Seedream 4.0

• + Captures the 'hand-painted' watercolor aesthetic and paper texture very effectively.
• + Maintains the distinct facial expressions, particularly the disgruntled look of the woman on the right.
• + Good adherence to the soft pastel color palette requested.

• − Removes the background context entirely, leaving the characters in an abstract wash of color.
• − The hair on the central character is simplified to the point of looking slightly unfinished compared to the rest of the image.

FLUX.2 [klein] 9B

• + Excellent preservation of the original person and dog's identity.
• + Large quantity of leaves added to create a highly energetic feel.
• + Hair motion is clearly defined and well-structured.

• − The hair strands appear somewhat stiff and unnatural despite the motion.

Seedream 4.0

• + Subtle hair motion feels more natural and integrated with the wind direction.
• + The motion blur on the leaves enhances the sense of dynamic speed.
• + Includes a warm lighting effect (lens flare) that adds to the 'lively' mood.

• − Slight loss of facial detail compared to the original image.
• − One leaf in the bottom left corner is excessively blurred and distracting.

FLUX.2 [klein] 9B

• + Excellent typography rendering with the correct grave accent on 'Caffè'
• + Superior vector-style cleanliness with sharp, consistent lines
• + Strong minimalist composition with a balanced circular frame

• − The 'Est. 1720' text is slightly cramped within the banner

Seedream 4.0

• + Classic vintage illustration style with nice textured shading
• + Balanced layout with effective use of the banner at the bottom
• + Good adherence to the requested warm brown and cream color scheme

• − Incorrect accent mark on 'Caffé' (acute instead of grave)
• − Less 'minimalist' than requested, leaning more towards a detailed illustration

FLUX.2 [klein] 9B

• + Excellent flat-vector aesthetic that perfectly matches the requested design style.
• + Detailed icons for the lunar module and crew silhouettes.
• + Strong adherence to the requested NASA-inspired color palette.

• − Numerous spelling errors in text labels such as 'AOILLO', 'EARDHT', and 'LANDINING'.
• − The flow of the infographic is confusing and non-linear.

Seedream 4.0

• + Clear, logical progression of steps that followed the prompt's numbered list.
• + Significantly better text legibility and spelling for the primary bullet points.
• + Accurate representation of the trajectory arc and orbital icons.

• − Visual style is slightly less 'modern vector' and looks more like a 2000s clip-art style.
• − The landing gear of the lunar module contains some messy artifacts/lines.