Nano Banana Pro vs GPT Image 2
Pick GPT Image 2 for the lowest price per image ($0.02 on the Spark pack); pick Nano Banana Pro when you need 4K output or the same character across many images. Both accept up to 10 reference images on Turbogen.
Try Nano Banana ProWhat each option costs
Bars are scaled to the price on the Spark pack. Use the $ / Credits switch at the top to see credits.
Side by side
| Nano Banana Pro | GPT Image 2 | |
|---|---|---|
| Price per image, Spark pack | 1K$0.062K$0.064K$0.09 | Auto$0.02 |
| Price per image, Max pack | 1K$0.0442K$0.0444K$0.065 | Auto$0.015 |
| Resolution / quality options | 1K, 2K, 4K | Not listed |
| Reference images | Yes, up to 10 images | Yes, up to 10 images |
| Aspect ratios | 16:9, 9:16, 1:1, 4:3, 3:4 | 1:1, 16:9, 9:16, 4:3, 3:4, 3:2, 2:3 |
| Official API price | $0.134 (1K/2K) · $0.24 (4K) | ≈$0.053 (medium) |
| fal.ai price | $0.15 · $0.30 | ≈$0.053 |
| Strengths | Character consistency, text inside the image, up to 4K | Lowest price, posters and typography, 3:2 and 2:3 formats |
Turbogen prices: 1 credit = $0.01 on the Spark pack and $0.0073 on the Max pack. No subscription. Official API and fal.ai prices: vendor price pages, last checked October 2026. Rows without data are left out.
When to pick which
Pick Nano Banana Pro if
- You need a 4K image.
- The same person or product must look the same across a series.
- You edit or combine several reference photos.
Pick GPT Image 2 if
- You make many images and price per image matters most.
- You need posters, typography or product shots.
- You need a 3:2 or 2:3 frame.
FAQ
Which is cheaper, Nano Banana Pro or GPT Image 2?
GPT Image 2: $0.02 per image on the Spark pack. Nano Banana Pro costs $0.06 at 1K or 2K and $0.09 at 4K.
Which one makes 4K images?
Nano Banana Pro on Turbogen offers 1K, 2K and 4K. GPT Image 2 runs in automatic quality mode, its output size is not listed.
How do these prices compare with the official APIs?
Official API: Nano Banana Pro $0.134 (1K/2K) · $0.24 (4K), GPT Image 2 ≈$0.053 (medium). fal.ai: $0.15 · $0.30 and ≈$0.053.
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Nano Banana Pro, GPT Image 2 are names and trademarks of their respective owners. Turbogen is an independent service and is not affiliated with, endorsed by or sponsored by Google, OpenAI.