# Nano Banana 2 vs Seedream 4

> Compare a shared product brief, color palette and visual direction.

Canonical URL: https://allimageai.com/compare/nano-banana-2-vs-seedream-4/

Website: All Image AI

Language: English

Both models receive the same prompt and aspect ratio, with their own default output sizes and settings.

## Shared prompt

> A set of minimal product banners for a tea brand, warm beige palette, top-down composition

## What to compare

1. Product appearance
2. Palette and styling
3. Layout instructions

## Settings and credits

| Setting | Nano Banana 2 | Seedream 4 |
| --- | --- | --- |
| Developer | Google | ByteDance |
| Default output size | 1K | 1K |
| Maximum output | 4K | 4K |
| Credits per default image | 5 | 2 |
| Image generation modes | Text to Image, Image to Image, Edit Image, Multi-reference, Product Image | Text to Image, Image to Image, Edit Image, Multi-reference |
| Reference images in model editor | Up to 4 | Up to 6 |
| Negative prompt in model editor | Not supported | Not supported |

## Model guides

- [Nano Banana 2](https://allimageai.com/models/nano-banana-2.md)
- [Seedream 4](https://allimageai.com/models/seedream-4.md)

## Frequently asked questions

### Do both models receive the same prompt?

Yes. Both receive the text in the shared prompt box and the selected aspect ratio. Each model uses its default output size and settings, listed in the table on this page.

### How many credits does one comparison use?

The default images start at 5 credits for Nano Banana 2 and 2 credits for Seedream 4. The generation button shows the combined estimate before you submit.

### Can I view the images at full size?

Yes. Select a generated image to open its full-size file. The time and credits shown beneath each result belong to that run.

### Does one comparison establish which model is best?

No. Outputs can vary between runs, and different tasks need different checks. Repeat a relevant brief, inspect details at full size and consider the output settings and cost before choosing a model.