Stable Diffusion XL
Stable Diffusion XL vs Seedream 4.5
Compare Stable Diffusion XL by Stability AI against Seedream 4.5 by ByteDance, tested across 17 shared challenges. Updated February 2026.
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Stable Diffusion XLvsSeedream 4.5
17 challenges
Why Stable Diffusion XL?
No standout advantages
Why Seedream 4.5?
29 months newerDec 2025
12 / 17
Hyperrealistic Portraitimage generation
Tests an AI's ability to generate a photorealistic human portrait
Seedream 4.5
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2 / 17
Futuristic Cityimage generation
Tests an AI's ability to create detailed architectural visualizations
Stable Diffusion XL
Seedream 4.5
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3 / 17
Fantasy Character Designimage generation
Tests an AI's capability to design fantasy characters with specific details
Stable Diffusion XL
Seedream 4.5
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4 / 17
Product Visualizationimage generation
Tests an AI's ability to create a marketing-ready product image
Stable Diffusion XL
Seedream 4.5
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5 / 17
Illustrated Sceneimage generation
Tests an AI's ability to generate a stylized illustration
Stable Diffusion XL
Seedream 4.5
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6 / 17
Corkboard Outfit Collageimage generation
Tests an AI's ability to create convincing mixed-media collages and product presentation
Stable Diffusion XL
Seedream 4.5
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7 / 17
Architectural Blueprint Sheetimage generation
Tests an AI's ability to render technical drawings with clean linework, scale, and legible annotations
Stable Diffusion XL
No content available for this output.
Seedream 4.5
No content available for this output.
Vote
8 / 17
Fluid Dynamics Explainerimage generation
Tests an AI's ability to create a clear, diagrammatic scientific illustration with explanatory structure
Stable Diffusion XL
No content available for this output.
Seedream 4.5
No content available for this output.
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9 / 17
Isometric Cutaway Homeimage generation
Tests spatial reasoning, perspective consistency, and detailed environment rendering
Stable Diffusion XL
No content available for this output.
Seedream 4.5
No content available for this output.
Vote
10 / 17
Packaging Shelf Mockupimage generation
Tests branding, packaging design, and photoreal retail context rendering
Stable Diffusion XL
No content available for this output.
Seedream 4.5
No content available for this output.
Vote
11 / 17
Botanical Scientific Plateimage generation
Tests fine detail, consistent linework, and vintage scientific illustration style
Stable Diffusion XL
No content available for this output.
Seedream 4.5
No content available for this output.
Vote
12 / 17
Imaginary Transit Mapimage generation
Tests graphic design, layout, and typography accuracy in a schematic map
Stable Diffusion XL
No content available for this output.
Seedream 4.5
No content available for this output.
Vote
12 of 17