ChatGPT (GPT Image 2) vs Nano Banana 2 (Gemini)

Same prompts. Same inputs. 2 models, side by side. 68 of 68 cells benchmarked so far.

Comparing

ChatGPT (GPT Image 2)

Nano Banana 2 (Gemini)

Prompt ↓ / Model →	ChatGPT (GPT Image 2) OpenAI ChatGPT prompts	Nano Banana 2 (Gemini) Google Gemini 2.5 Flash Image (Nano Banana) - Advanced image generation and editing
Art Nouveau Travel Poster
Same Character, Four Panels
Only in the Reflection
A Cat With a Horse's Body
A Cat the Size of a Horse
Cyan, Magenta, Yellow: Three Spotlights
Three Spotlights, One Wall
Three Lamps, Three Blocks
Three Lamps, One Hand
Railing Shadow on a Staircase
Bioluminescent Deep-Sea Parade
Two People, Long Shadows (Overhead)
Two Arrows, One Glass of Water
A Bowl of Wrong-Coloured Fruit
Honey-Drip Typography
Pencil in a Glass of Water
Backyard Cryptid on a Trail Cam
Vintage Bookshop Neon Sign
Two-Mirror Corner — Chrome Sphere Reflection Test
Empty Desert Highway at Sunset
Pixel-Art RPG Shopkeeper, 32-Bit Era
Watercolor Botanical — Hummingbird and Trumpet Vine
Bronze Age Comic Panel — Superhero Landing
Bizarre Plush Toy Web Catalog
Stack of Pancakes with Melting Butter
Wes Anderson Hotel Lobby
1960s Pulp Paperback Cover
Hands Holding a Coffee Cup
Tokyo Alley After Rain
Vintage 1980s Cereal Box
Windows 7 Desktop, Early 2010s
Brutalist Cafe Sign at Golden Hour
AI Movie Poster
Dramatic Mountain Silhouette

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