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MODEL COMPARISON

GPT Image 1.5 vs Nano Banana: Which One Should You Use

The site has 24 and 29 reproducible cases for each, respectively. Below, we compare strengths, prompt writing, and final results side by side.

The Bottom Line

GPT Image 1.5 is better for Preserving faces and logos through edits; Nano Banana is better for Fast drafting & batch generation. Running the same idea through both is usually worth it — they "listen" differently, so the prompt has to be adjusted to match.

Strengths & Prompt-Writing Comparison

GPT Image 1.5

Preserving faces and logos through editsRendering dense in-image textPhotographic texture and material feelFollowing long, paragraph-length instructions
It responds to a complete scene description: state the frame, camera position, lighting and materials in separate sentences instead of piling on style words. When editing, say explicitly "change only X, leave everything else as is" — that is where its preservation strength shows.

Nano Banana

Fast drafting & batch generationEveryday portraits & scenesLightweight edit commands
Good for exploring composition directions first, then switching to the Pro version for final polish. Keep prompts concise, with the key information up front.

GPT Image 1.5 Cases

Does This Calavera Face Paint Actually Hold UpDoes This Calavera Face Paint Actually Hold UpThis Shot's Strength Is Not Telling a StoryThis Shot's Strength Is Not Telling a StoryHalf a Face Fading Into NavyHalf a Face Fading Into NavyBeach Selfies — the Cat Learned FirstBeach Selfies — the Cat Learned FirstCables Wound Into a Streak of Violet-BlueCables Wound Into a Streak of Violet-BlueA Coffee Mug Tipped Over on a Dark TableA Coffee Mug Tipped Over on a Dark Table

Nano Banana Cases

That Ivory Suit Needs Toning Down in PrintThat Ivory Suit Needs Toning Down in PrintThis Bust's Edges Run a Little ColdThis Bust's Edges Run a Little ColdThat Mustache Really RhymesThat Mustache Really RhymesA White-Blouse Headshot That Stays RelaxedA White-Blouse Headshot That Stays RelaxedSunlight Cutting Into a Clean CaféSunlight Cutting Into a Clean CaféLeopard Fur Collar, Wrapped Against Alpine ColdLeopard Fur Collar, Wrapped Against Alpine Cold
All GPT Image 1.5 Cases All Nano Banana Cases
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