Image Battle
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Head to head

GPT Image 1.5 vs Seedream 5.5

By Elo rating, Seedream 5.5 is expected to win 61% of comparisons against GPT Image 1.5.

Both models received the same prompts. Wins and losses count only images judged together in the same call, the same comparisons the leaderboard Elo is fitted from.

GPT Image 1.5
OpenAI
1068 Elo ±37
Rank #16 of 45 · median 37s per image · 11 refused
Not judged in the same call yet
Elo expectation: GPT Image 1.5 wins 39%
Seedream 5.5
Bytedance
1148 Elo ±45
Rank #11 of 45 · median 21s per image · 4 refused

By category

CategoryGPT Image 1.5Seedream 5.5Direct record
Anime & Cartoon Style 1116 1337 —
Architecture & Interiors 1110 1249 —
Complex Scenes 1011 1117 —
Ghibli style 1169 1275 —
Graphic Design 924 1074 —
Hands & Anatomy 1087 1128 —
Photorealistic People & Portraits 1080 1185 —
Surreal & Creative Prompts 1131 1112 —
Text in Images 991 1037 —
Ultra Hard 1242 1192 —

By criterion

CriterionGPT Image 1.5Seedream 5.5
Prompt adherence 1118 1024
Technical quality 1009 1157
Artistic merit 1060 1156
Detail execution 1050 1159
Realism & coherence 982 1191

Side by side

Anime & Cartoon Style An anime-style portrait of a samurai standing under pink cherry blossoms.
An anime-style portrait of a samurai standing under pink cherry blossoms. - GPT Image 1.5
GPT Image 1.5 7 / 10
Judge's noteRank 10 of 13: competent and attractive, with clear anime and samurai cues. Excessive surface busyness and less controlled fabric rendering prevent a higher placement.
An anime-style portrait of a samurai standing under pink cherry blossoms. - Seedream 5.5
Seedream 5.5 10 / 10
Judge's noteRank 1 of 12: the most complete integration of anime styling, convincing construction, expressive composition, and spring color. It reads as finished professional artwork without a conspicuous flaw that meaningfully detracts from the requested image.
Architecture & Interiors Photorealistic rendering of a contemporary glass skybridge between two skyscrapers, seen from inside with city views visible through glass walls and floor. Show accurate reflections and structural details.
Photorealistic rendering of a contemporary glass skybridge between two skyscrapers, seen from inside with city views visible through glass walls and floor. Show accurate reflections and structural details. - GPT Image 1.5
GPT Image 1.5 8 / 10
Judge's noteRanked 5th of 13 for its excellent transparency and unusually rich structural hardware. The busier optical layering and less clearly resolved small junctions make it slightly less coherent than the images above it.
Photorealistic rendering of a contemporary glass skybridge between two skyscrapers, seen from inside with city views visible through glass walls and floor. Show accurate reflections and structural details. - Seedream 5.5
Seedream 5.5 5 / 10
Judge's noteRanks eleventh because it omits the transparent floor entirely despite otherwise strong architectural rendering. That major failure of a defining requirement substantially outweighs its attractive lighting and material finish.
Complex Scenes A medieval battlefield with knights on horseback and a dragon flying overhead.
A medieval battlefield with knights on horseback and a dragon flying overhead. - GPT Image 1.5
GPT Image 1.5 8 / 10
Judge's noteRanked sixth, offering excellent movement, atmosphere, and stylistic unity. Its less precise anatomical construction places it slightly below the similarly accomplished sunset illustration.
A medieval battlefield with knights on horseback and a dragon flying overhead. - Seedream 5.5
Seedream 5.5 5 / 10
Judge's noteRanked eleventh of 12. Its strong atmosphere and composition cannot compensate for the apparent duplicated tail anatomy, a critical coherence flaw in the principal subject.
Ghibli style A kitchen with magical cooking implements preparing breakfast. Duplicate the artistic style of Studio Ghibli's domestic scenes, with Miyazaki's detailed settings and warm lighting.
A kitchen with magical cooking implements preparing breakfast. Duplicate the artistic style of Studio Ghibli's domestic scenes, with Miyazaki's detailed settings and warm lighting. - GPT Image 1.5
GPT Image 1.5 7 / 10
Judge's noteRanked 6th of 11, this delivers abundant magical cooking and an appealing breakfast atmosphere. The misdirected teapot pour is a major coherence flaw that prevents an excellent rating.
A kitchen with magical cooking implements preparing breakfast. Duplicate the artistic style of Studio Ghibli's domestic scenes, with Miyazaki's detailed settings and warm lighting. - Seedream 5.5
Seedream 5.5 9 / 10
Judge's noteThe strongest image overall, combining clear magical cooking, expressive storytelling, and a richly inhabited kitchen. Its craftsmanship and coherent staging place it above the other interpretations.
Graphic Design App icon design for a weather app. Minimalist representation of a sun partially behind a stylized cloud, subtle gradient, modern flat style.
App icon design for a weather app. Minimalist representation of a sun partially behind a stylized cloud, subtle gradient, modern flat style. - GPT Image 1.5
GPT Image 1.5 4 / 10
Judge's noteRanked 13th of 13. It preserves the weather subject, but its dominant lighting effects and layered rendering are the largest departures from the requested application and style.
App icon design for a weather app. Minimalist representation of a sun partially behind a stylized cloud, subtle gradient, modern flat style. - Seedream 5.5
Seedream 5.5 8 / 10
Judge's noteRanked 5th of 12, this is among the most polished images in rendering and presentation. Its dimensional styling places it below the strongest flat interpretations despite its high craftsmanship.
Hands & Anatomy A runner mid-stride in a full-body action shot, limbs in motion and well-defined.
A runner mid-stride in a full-body action shot, limbs in motion and well-defined. - GPT Image 1.5
GPT Image 1.5 5 / 10
Judge's noteThe image delivers an energetic gesture but misses complete framing and has conspicuous anatomical exaggeration. Those weaknesses affect two central requirements, placing it below the otherwise competent mid-ranked images.
A runner mid-stride in a full-body action shot, limbs in motion and well-defined. - Seedream 5.5
Seedream 5.5 9 / 10
Judge's noteRanked 2nd of 12, with particularly natural movement and photographic restraint. It falls just behind the leading image in anatomical visibility and fine-detail clarity.
Photorealistic People & Portraits A professional headshot of a businesswoman wearing glasses, against a blurred background.
A professional headshot of a businesswoman wearing glasses, against a blurred background. - GPT Image 1.5
GPT Image 1.5 8 / 10
Judge's noteRanked sixth as a polished, highly usable corporate headshot. Its stronger beauty-retouching appearance makes it less convincing than the most natural portraits.
A professional headshot of a businesswoman wearing glasses, against a blurred background. - Seedream 5.5
Seedream 5.5 5 / 10
Judge's noteRanked last for this task despite its strong photographic quality, because it omits the required glasses. That central prompt failure outweighs its otherwise excellent realism and technical execution.
Surreal & Creative Prompts A dessert cake that looks like a tiny planet, complete with miniature trees and mountains, photographed in a professional food photography style with tilt-shift focus effect.
A dessert cake that looks like a tiny planet, complete with miniature trees and mountains, photographed in a professional food photography style with tilt-shift focus effect. - GPT Image 1.5
GPT Image 1.5 9 / 10
Judge's noteRanked 3rd of 13, this is an excellent miniature planet with especially strong culinary textures and visual impact. Its crowded upper landscape is less spatially varied than those of the two leaders.
A dessert cake that looks like a tiny planet, complete with miniature trees and mountains, photographed in a professional food photography style with tilt-shift focus effect. - Seedream 5.5
Seedream 5.5 5 / 10
Judge's noteRanked 11th of 12, this is a believable and atmospheric photograph of a miniature landscape dessert. Its rounded mound comes slightly closer to a small world than a conventional cake, but the planetary identity and requested mountains remain underdeveloped.
Text in Images A wrinkled white T-shirt with "Carpe Diem" in bold serif font and "Seize The Day" in smaller script below it, modeled on a mannequin, professional product photography with soft-box lighting.
A wrinkled white T-shirt with "Carpe Diem" in bold serif font and "Seize The Day" in smaller script below it, modeled on a mannequin, professional product photography with soft-box lighting. - GPT Image 1.5
GPT Image 1.5 8 / 10
Judge's noteRanked 2nd of 13, this is an excellent and highly faithful product image. Its slightly pristine print treatment gives the top-ranked entry an advantage in fabric–text integration.
A wrinkled white T-shirt with "Carpe Diem" in bold serif font and "Seize The Day" in smaller script below it, modeled on a mannequin, professional product photography with soft-box lighting. - Seedream 5.5
Seedream 5.5 4 / 10
Judge's noteGood typography and fabric detail are outweighed by the conspicuous human/mannequin mismatch. The image is less usable as coherent product photography than several technically weaker but internally consistent alternatives.
Ultra Hard Photorealistic aerial photograph clearly showing the edge of the Earth from space, capturing realistic curvature, atmosphere, and sunlight reflections
Photorealistic aerial photograph clearly showing the edge of the Earth from space, capturing realistic curvature, atmosphere, and sunlight reflections - GPT Image 1.5
GPT Image 1.5 8 / 10
Judge's noteRanks 5th of 13, combining excellent surface detail with strong prompt coverage. The embellished stars and atmospheric glow keep it below the more restrained photographic leaders.
Photorealistic aerial photograph clearly showing the edge of the Earth from space, capturing realistic curvature, atmosphere, and sunlight reflections - Seedream 5.5
Seedream 5.5 4 / 10
Judge's noteRanked last of 12 because the second sun-like source is a fundamental coherence problem for the requested scene. Attractive colors and detailed clouds cannot compensate for that central lighting contradiction.

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