Compare GPT Image 2 and Nano Banana Pro for cost, reference use, image quality, output resolution, credit pricing, and production workflows.
Verdict (May 2026): GPT Image 2 wins for 4K output, in-image text fidelity, and ad creative work. Nano Banana Pro wins for photorealism and human portraits. Both are available at gptimg.app.
GPT Image 2: 30 credits at 1K, 50 credits at 2K, 88 credits at 4K. Each output is charged separately. Failed outputs are refunded.
AI Model
Sources
First image is the main reference. Tap any tile to promote it.
0/16
Prompt
0/5000
Output
Every output is an independent render and is charged separately.
1/10
ホーム事例 1
対応プロンプト
I want to see what you really look like.
Draw a snapshot of your everyday life as if it were accidentally taken on an iPhone.
Make it feel like a very ordinary, imperfect candid shot.
The photo should have slight motion blur, with uneven, natural lighting.
