FLUX.2 [dev] Turbo fal vs Seedream 4.0 ByteDance

FLUX.2 [dev] Turbo

• + Excellent photographic realism with realistic glass textures and dust particles.
• + Accurate physical rendering of reflections and shadows.
• + Superior book detail, including visible spine text and realistic paper texture.

• − The glass box has an open front/side which contradicts the concept of a closed 'cube' containing an object.

Seedream 4.0

• + Perfect adherence to the spatial 'cube' geometry with all sides closed.
• + Dynamic lighting and caustic effects on the table surface.
• + Clean, vibrant colors that match the prompt exactly.

• − The plant visibility through the glass is slightly muddy/blurry compared to the rest of the scene.
• − Slightly less detailed book texture than the competitor.

FLUX.2 [dev] Turbo

• + Excellent character preservation, maintaining the man's face, hair, and distinctive plaid coat and scarf
• + High visual quality with realistic motion blur and lighting
• + Maintains the specific interior details of the car, including the wood-grain dashboard

• − Changes the car color from pure white to a light silver/grey metallic

Seedream 4.0

• + Successfully preserves the white color of the car from the source image
• + Accurately represents the California coastline with a winding cliffside road
• + Keeps the man's hair and scarf consistent with the source

• − The man's facial features are less accurate to the source compared to Model A
• − Perspective issues where the man appears slightly too small for the drivers seat

FLUX.2 [dev] Turbo

• + Excellent adherence to all prompt elements including light rain and motion blur.
• + Superior skin texture and high-fidelity details on the man's face and hands.
• + Strong use of reflections on the wet pavement.

• − The bike's handlebars and front wheel geometry are slightly distorted.
• − The man's right arm appears to merge awkwardly with the bicycle frame.

Seedream 4.0

• + Natural composition and believable candid street atmosphere.
• + Good execution of the red bicycle color and general reflections.
• + Motion blur on the passing vehicle is well rendered.

• − Image is noticeably softer/blurrier across the subject compared to the other model.
• − The mechanical details of the bicycle, specifically the chain and pedal area, are physically nonsensical.
• − The facial details are significantly lower quality than the competitor.

FLUX.2 [dev] Turbo

• + Outstanding textural detail on the engraved armor and leather straps.
• + Superior rendering of lifelike eyes and skin texture including pores and scars.
• + Perfect adherence to the bead-braid request with many intricate small beads.

• − The lighting on the face is slightly flat compared to the dramatic backlighting.

Seedream 4.0

• + Excellent use of warm torchlight and high-contrast dramatic lighting.
• + Good shallow depth of field with attractive bokeh sparks.
• + Strong facial expression that matches the 'battle-worn' theme.

• − The 'small beads' in the hair are fewer and less detailed than Image A.
• − The armor engraving and leather textures are slightly softer and less defined.
• − Minor lighting inconsistency where the torch is behind the subject but most light hits the face.

FLUX.2 [dev] Turbo

• + Excellent layout that looks like a realistic professional menu.
• + High text legibility and mostly coherent English headings.
• + Clearly defined sections for appetizers, pizza, and mains as requested.

• − Some placeholder text and pricing logic is slightly nonsensical ($250 for a pizza).

Seedream 4.0

• + Features large, appetizing food photography.
• + Follows the white background and bold sans-serif font requirements.

• − Lacks an actual menu structure; there are no item names or prices.
• − The grid layout is messy with awkward white space.
• − Missed the 'professional layout' aspect of the prompt.

FLUX.2 [dev] Turbo

• + Perfect adherence to all text requirements including the specific €6.99 price.
• + High photorealistic quality with clear texture on the bun and meat.
• + Excellent use of floating sauce droplets to enhance the sense of motion.

• − The composition feels slightly static due to the central alignment.

Seedream 4.0

• + Dynamic composition with a strong sense of rotation and movement.
• + Vibrant fiery effects that blend well with the background.

• − Failed the negative constraint for price, showing €5.99 instead of €6.99.
• − The 'exploded' effect is less clear, as it looks like two half-burgers rather than individual components suspended.
• − Text rendering on 'LIMITED TIME ONLY' is slightly uneven.

FLUX.2 [dev] Turbo

• + Excellent chalk texture with realistic smudging and dusting on the board.
• + Flawless text rendering for every requested menu item and price.
• + Consistent chalk stroke weight that feels truly handcrafted.

• − The layout is slightly tight at the bottom and top edges.

Seedream 4.0

• + Very realistic composition and perspective from the side.
• + Great natural variation in letter size and spacing as requested.
• + Authentic-looking board with heavy chalk dust at the bottom.

• − Slightly less 'elegant cursive' style in the title compared to the other model.
• − The chalk texture on the letters is a bit thicker and less detailed than Image A.

FLUX.2 [dev] Turbo

• + Successfully integrated the man's face, sunglasses, and full outfit including the scarf.
• + Maintained the yellow background and red ottoman from the source image.

• − Extreme anatomical failure with a second, disembodied female head attached to the shoulder.
• − Failed to replicate the specific leg crossover and foot placement of the reference pose.

Seedream 4.0

• + Better capture of the core logic of the pose with a single character.
• + Incorporates elements of the character's clothing like the scarf and black shirt.

• − Failed to accurately represent the face and gender of the character reference, creating a hybrid instead.
• − The arm and hand anatomy is distorted, especially the left hand and the connection to the torso.
• − Significant visual artifacts around the face and eyes.

FLUX.2 [dev] Turbo

• + High visual clarity and cinematic space background
• + Excellent anatomical detail on the horse and space suit
• + Dynamic and well-balanced composition

• − Failed the specific prompt instruction to place the horse on top of the astronaut

Seedream 4.0

• + Atmospheric lighting with nice reflections on the visor
• + Good texture on the horse's mane

• − Failed the specific prompt instruction to place the horse on top of the astronaut
• − Noticeable anatomical artifacts with the horse's front legs and reins merging into its body

FLUX.2 [dev] Turbo

• + Successfully transferred the majority of the outfit components.
• + Good integration of the background and lighting on the jacket.

• − Completely failed to preserve the base person from Image 1, using the face from Image 2 instead.
• − Added excessive, unrequested jewelry that was not in the source images.
• − Removed the vitiligo/unique skin patterns of the subject.

Seedream 4.0

• + Successfully preserved the identity of the person from Image 1, including the vitiligo patterns on the forehead.
• + Included more layers of the outfit including the shoes as requested.
• + Maintained the correct pose and background composition.

• − The face rendering is a bit muddy and lost some clarity compared to the original.
• − The blending of the facial hair from the clothes-source onto the original person's face is slightly messy.

FLUX.2 [dev] Turbo

• + Excellent photorealism in the capybara's fur and clothing textures.
• + Perfect adherence to the facial expression requirements for both characters.
• + High-quality perspective looking through the windshield from the front.

• − The passenger is sitting in the front passenger seat, failing the 'back seat' part of the prompt.
• − The 'TAX' sign on the roof is slightly mirrored or oddly rendered.

Seedream 4.0

• + Correctly places the human passenger in the back seat as requested.
• + Good cinematic lighting and realistic car reflections.
• + Captures the professional posture of the capybara driver well.

• − The text on the cap is nonsensical ('TAT').
• − The passenger's face is slightly less clear and detailed than Model A.

FLUX.2 [dev] Turbo

• + Excellent typography with perfect spelling in all fields.
• + Clean, logical composition with a well-integrated border and scroll banner.
• + Consistent vintage illustration style throughout.

• − The parchment texture is a bit flat compared to Model B.

Seedream 4.0

• + Dynamic cinematic lighting on the jack-o-lantern and background.
• + High-contrast, moody atmosphere with a strong photographic feel.
• + Good adherence to the gothic font style.

• − Text in the scroll banner is illegible and garbled.
• − Minor typography errors including a lowercase 'n' in '7pm' and messy 'Location' text.
• − The border appears a bit messy and over-processed in the corners.

FLUX.2 [dev] Turbo

• + Excellent preservation of the original facial features and clothing
• + Highly realistic hair texture with fine strands and natural lighting integration
• + Natural, soft transition at the hairline

• − The requested style is a very large Afro, which might be more volume than expected for 'natural hair' in this context

Seedream 4.0

• + Successfully adds a full head of hair that fits the head shape well
• + Preserves the overall composition and lighting of the source

• − The hair texture appears slightly blurry or 'painted' compared to the high-frequency detail of the beard
• − The hairline is a bit too rigid and lacks the fine baby hairs seen in the other model

FLUX.2 [dev] Turbo

• + Excellent text rendering with clean, professional typography.
• + Very high-quality PBR material rendering, especially on the salmon and rice textures.
• + Perfect adherence to the 'diorama base' and 'isometric' perspective requirements.

• − The composition is a bit more 'realistic' than 'cartoon' compared to the other model.

Seedream 4.0

• + Captures the '3D cartoon' style very effectively with soft, rounded shapes.
• + Accurate text and icon placement.
• + Good variety of sushi types within the miniature scene.

• − The text is slightly less crisp than Model A.
• − Lighting is a bit flatter, losing some of the 'refined texture' feel requested.
• − The diorama base is less distinct than the one in Model A.

FLUX.2 [dev] Turbo

• + Excellent artistic caricature style with a classic cartoon feel.
• + Perfectly integrates all requested elements: hockey arena, anchor desk, and multiple dogs.
• + Maintains very high facial likeness while stylizing it.

• − The text on the desk is nonsensical gibberish.
• − The composition is a bit crowded with many repeating dog elements.

Seedream 4.0

• + Preserves the original background setting and clothing style better than the other model.
• + Incorporates a microphone and phone to emphasize the modern media anchor role.

• − Fails to fully integrate the 'hockey' aspect beyond a small jersey logo and a stick leaning against the desk.
• − The transition between the desk and the floor is physically impossible/distorted.
• − The expression is a bit unsettling rather than humorous.

FLUX.2 [dev] Turbo

• + Excellent prompt adherence, correctly featuring all four requested animals with distinct characteristics.
• + Very high detail in fur texture and expressive facial features.
• + Superior background integration with beautiful god rays and realistic dew sparkles.

• − The kitten has an anatomical oddity with a fifth leg/paw visible near the fox's head.
• − Slightly over-sharpened look on certain flowers.

Seedream 4.0

• + Strong dynamic composition with animals appearing more 'in motion' chasing the butterflies.
• + Beautiful lighting effects with bright, atmospheric golden hour bokeh.

• − The fox kit's anatomy is slightly distorted with a very elongated and awkwardly placed neck/chest area.
• − The dew/sparkle effects look like floating white blobs rather than realistic water droplets.
• − Finer details like the kitten's eyes are a bit less refined compared to the other model.

FLUX.2 [dev] Turbo

• + Excellent preservation of the original composition and poses.
• + Captures the intricate illustrative style found in modern Ghibli films.
• + Successfully incorporates dreamy background elements like cherry blossoms and soft lighting.

• − The man's facial expression is slightly more neutral compared to the original puckered lips.

Seedream 4.0

• + Successfully captures a minimalist watercolor aesthetic reminiscent of 'The Tale of the Princess Kaguya'.
• + Preserves the basic character silhouettes and colors.

• − Loses almost all background detail from the source image.
• − Character expressions are significantly simplified and lose the intensity of the original 'distracted boyfriend' meme dynamic.

FLUX.2 [dev] Turbo

• + Excellent prompt adherence for blown hair
• + High volume of flying leaves creates an energetic atmosphere
• + Maintains near-perfect identity with the source image

• − The hair effect looks somewhat symmetrical and artificial
• − Dense leaves can look a bit cluttered

Seedream 4.0

• + Natural and aesthetically pleasing hair movement
• + Good motion blur on the flying leaves
• + Added sunshine flare contributes to a lively feel

• − Fewer leaves than Model A makes the 'lively' effect more subtle
• − The facial features changed slightly from the original source

FLUX.2 [dev] Turbo

• + Perfect adherence to all text requirements including the grave accent on 'Caffè'.
• + Excellent vector emblem style with balanced, professional composition.
• + Subtle, realistic parchment texture that enhances the vintage feel.

• − The steam lines are slightly disconnected from the cloche.

Seedream 4.0

• + Strong 'vintage' color palette and clean typography.
• + Good illustration of the cloche dome with highlights and shadows.
• + Accurate text rendering for both the name and the date.

• − Missing the grave accent on 'Caffè'.
• − The banner construction is slightly awkward with the ribbon ends disconnected from the main scroll.
• − The steam looks a bit more like generic smoke than steam.

FLUX.2 [dev] Turbo

• + Excellent text rendering with almost perfect spelling and labels.
• + Highly detailed illustrations of the Saturn V and Lunar Module.
• + Includes professional design touches like crew silhouettes and a NASA-inspired layout.

• − Confusing visual flow with repetitive icons for 'Translunar' and 'Earth Orbit'.
• − Literal interpretation of the prompt led to 'Saturn Vicon' being written as text instead of just showing the icon.

Seedream 4.0

• + Very clear linear progression that follows the requested numerical steps 1-6.
• + Clean, minimalist vector style that adheres well to 'flat-vector style' with crisp lines.
• + Strong adherence to the requested color palette.

• − Text rendering is slightly inconsistent, with some 's' characters appearing distorted.
• − Missing icons for the final two steps (Descent and Landing), using a single image for both.