Nano Banana vs Nano Banana Pro: Which to Use
Nano Banana and Nano Banana Pro are successive versions of Google’s Gemini image model, and the same keep/change prompt structure works as a starting point on both. Use the version your account actually offers for the task in front of you, then judge it on a small fixed set of your own images: identity kept, requested edit done, text readable, background clean. Do not pick on the version label alone.
Decision framework — not a live benchmark
Updated October 1, 2026. PicGens has not run a controlled comparison of Nano Banana and Nano Banana Pro with the same inputs, settings, account and scoring. Elsewhere on PicGens we describe later versions as generally following instructions and rendering text more reliably; treat that as general guidance to check, not a measured result. Access, limits and which version a product surface uses can change, so confirm current details in Google’s own product information.
Decision table
| Task | Nano Banana | Nano Banana Pro | Acceptance check | Evidence status |
|---|---|---|---|---|
| Single-photo edit (restyle, new background) | Use the keep/change structure; test on your own photo. | Same structure; test on the same photo. | Subject identity, outline and the requested change all pass. | Not tested |
| Keeping a face consistent across edits | Put the identity sentence first; one change per message. | Same approach; compare drift over several runs. | Identity drift, hairline, hands and wardrobe errors. | Method provided; results not measured |
| Short text inside the image | Quote a short phrase exactly; proofread. | Quote a short phrase exactly; proofread. | Spelling, line breaks and placement; important copy added in a design tool. | General guidance only; not measured |
| Multi-image swaps and compositing | Check what your account and interface accept. | Check what your account and interface accept. | Each subject keeps its identity, pose and intended overlap. | Not tested |
| Availability and limits | Verify in your Gemini account. | Verify in your Gemini account. | Access, input limits and a fallback when generation fails. | Changes over time; verify live |
What the PicGens prompt library shows
In the 2026-10-04 research snapshot, the gallery held 465 published prompts labelled Nano Banana Pro and 94 labelled Nano Banana. Those are counts of public creator examples that carried each label — useful for finding prompts to study, not evidence that one version produces better images. The Nano Banana prompt collection shows the Pro-labelled examples, and the AI image prompt statistics explain how the counts were made.
Write one prompt that works on both
The reusable Nano Banana prompts share five blocks: the reference and subject, what must stay, the one change, the style/camera/light, and a constraint or two. Because the structure does not depend on a version label, you can run the same prompt on both and compare like for like. The guide to writing Nano Banana prompts walks through each block with examples.
- Photo restyle: keep subject and pose, change medium, setting or colour grade.
- Swap a person: name the identity image first and list its anchors — see the swap person prompts.
- Logo concepts: quote the name, pick one mark type, ask for a flat mark first — see the Nano Banana logo prompts.
Where Nano Banana 2 fits
Nano Banana 2 is a further version with its own prompt collection. If you are deciding between Pro and 2 instead, the Nano Banana 2 vs Pro framework uses the same task-first approach.
A decision workflow that keeps the comparison honest
- Write a task card: Record the reference images, what must stay, the one change, the aspect ratio and any text that must be readable.
- Confirm access: Use the account and product surface you will really work with; another person’s screenshot is not your capability.
- Fix the inputs: Run the same permitted images, prompt and comparable settings on both versions, and note anything you could not match.
- Score separately: Keep identity, requested edit, text accuracy, background and manual repair time as separate scores across several runs.
- Save failures: Log version label, date, input summary and failure type so a later model update can be compared honestly.
Frequently asked questions
- Is Nano Banana Pro better than Nano Banana?
- PicGens has not measured that. Later versions are generally described as following instructions and rendering text more reliably, but your own fixed test set is the only reliable answer for your task.
- Do Nano Banana prompts work on Nano Banana Pro?
- The keep/change structure transfers well as a starting point. Run the same prompt and images on both and compare each requirement rather than the overall look.
- Why does the PicGens Nano Banana page show Pro prompts?
- The Nano Banana collection lists examples whose source posts labelled them Nano Banana Pro — the largest Nano Banana group in the library. Each card keeps the model label from its source.
- Where do I run Nano Banana or Nano Banana Pro?
- In Google’s Gemini products, such as the Gemini app and Google AI Studio, depending on your account. The how to use Nano Banana guide covers the basic workflow.