GPT Image 2 vs Nano Banana: which one to choose
GPT Image 2 or Nano Banana? We compare OpenAI's and Google's image models on prompt accuracy, text, photo editing, quality and price per image, so you know which one to pick.
In short: GPT Image 2 is the best pick when the picture must follow a long, detailed prompt exactly, and it is the cheapest of the three. Nano Banana 2 is the fast all-rounder for everyday images and quick edits. Nano Banana Pro is the one for top quality, 4K and the same face or product across a series. In genframe all three sit in one model list, so you can try the same prompt on each and compare.
Who makes them
- GPT Image 2 is OpenAI's image model, the one behind pictures in ChatGPT.
- Nano Banana is the nickname for Google's Gemini image models. There are two versions today: Nano Banana 2 (fast, everyday) and Nano Banana Pro (top quality).
Comparison at a glance
| GPT Image 2 | Nano Banana 2 | Nano Banana Pro | |
|---|---|---|---|
| Best at | Following the prompt exactly | Everyday images, quick edits | Top quality, 4K, consistency |
| Text in images | Very good | Good | Very good |
| Editing your photo | Good | Very good | Very good |
| Same character across images | Average | Good | Very good |
| Price in genframe | 14 credits (€0.14) | 20 credits (€0.20) | 34 credits (€0.34) |
| Images a month on Start | ≈ 64 | ≈ 45 | ≈ 26 |
| Available from | every plan | every plan | every plan |
Prices are per image, plus VAT, checked on 14 November 2026.
Choose GPT Image 2 if
- your prompt is long and every detail matters: the number of objects, their order, colours, where each thing stands;
- you need diagrams, menus, simple infographics or a layout with several text blocks;
- you make many images and want the lowest price per picture.
Choose Nano Banana 2 if
- you need a good picture fast and do not want to think about settings;
- you edit photos with words: "change the background to a beach", "make it evening", "remove the cup";
- you make social media posts every day.
Choose Nano Banana Pro if
- the image goes to print, a big banner or a product card, and it must be sharp;
- you need the same person, mascot or product in a whole series of images;
- the picture has small details and text that must be perfect.
One prompt, three results: how to test it yourself
- Open the generator in genframe and write your prompt once.
- Choose GPT Image 2 and generate.
- Switch the model to Nano Banana 2, then Nano Banana Pro, and generate again with the same prompt.
- Compare the results and the price shown next to the «Generate» button.
A good test prompt: "A cosy coffee shop menu board on a brick wall, three items with prices: Latte 3.50, Cappuccino 3.20, Croissant 2.80, chalk style, warm morning light." It shows at once how each model handles text, layout and light.
What it costs
In genframe you pay with credits, 1 credit is about €0.01. One GPT Image 2 image is 14 credits, Nano Banana 2 is 20 credits and Nano Banana Pro is 34 credits, plus VAT. New users get 30 free credits, enough for two GPT Image 2 images or one Nano Banana 2 image. Plans start at €9.90 a month plus VAT, and one subscription covers all models, including Kling and Seedance for video.
FAQ
Is GPT Image 2 better than Nano Banana?
Not in everything. GPT Image 2 follows long prompts more exactly and is cheaper. Nano Banana Pro gives higher resolution and keeps characters consistent better. Nano Banana 2 is the most convenient for quick photo edits.
Which one writes text in images better?
GPT Image 2 and Nano Banana Pro both handle text very well. For long text or many text blocks, try GPT Image 2 first.
Can I use both without two subscriptions?
Yes. In genframe GPT Image 2, Nano Banana 2 and Nano Banana Pro are in one model list and use the same credit balance.
Which one is cheapest?
GPT Image 2: 14 credits per image, plus VAT.
Can I edit my own photo?
Yes, all three can edit an uploaded photo. Nano Banana 2 and Nano Banana Pro are the strongest at it.
