Nano Banana 2 vs Seedream 4

Compare a shared product brief, color palette and visual direction. Both models use the same prompt and aspect ratio, with their own default output sizes.

Ask AI

Improve your image results

Practical prompts, tips and next steps.

ChatGPT Claude GeminiAlso copies prompt Perplexity Microsoft CopilotAlso copies prompt

If the prompt isn't filled in, copy and paste it into your chat.

Read https://allimageai.com/compare/nano-banana-2-vs-seedream-4.md

Use "Nano Banana 2 vs Seedream 4" to help me choose a model for better image results. Suggest a prompt to test both models, three visual details to compare, and supported settings to improve each result. Explain quality-versus-credit tradeoffs without inventing benchmark scores. Answer in English and cite this page. Distinguish the page's facts from your suggestions. If you cannot access the page, say so instead of inventing its contents.

Select and copy this prompt:Read https://allimageai.com/compare/nano-banana-2-vs-seedream-4.md Use "Nano Banana 2 vs Seedream 4" to help me choose a model for better image results. Suggest a prompt to test both models, three visual details to compare, and supported settings to improve each result. Explain quality-versus-credit tradeoffs without inventing benchmark scores. Answer in English and cite this page. Distinguish the page's facts from your suggestions. If you cannot access the page, say so instead of inventing its contents.

Generate both images ↓Compare settings and credits ↓

Prompt (both models receive exactly the same input)

Aspect Ratio

Nano Banana 2

Google

Ready

Your Nano Banana 2 image will appear here.

Time: —
Est. credits: 5
Max Res: 4K

Seedream 4

ByteDance

Ready

Your Seedream 4 image will appear here.

Time: —
Est. credits: 2
Max Res: 4K

What to compare in these images

1Product appearance
2Palette and styling
3Layout instructions

Nano Banana 2 and Seedream 4: settings & credits

Capabilities and output settings available in this workspace.

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

Nano Banana 2 vs Seedream 4 FAQ

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.