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Seedream 5.0 Pro vs Nano Banana ProAI image generators compared

Seedream 5.0 Pro is an image model from ByteDance, and Nano Banana Pro is one from Google. Both run in one studio on Leap, so you can give them the same prompt and keep the one you like.

Both given the same prompt: “A hand-painted shop sign that reads OPEN LATE above a tiny ramen bar on a rainy night, warm light spilling onto wet cobblestones, cinematic 35mm photo”

Side by side

Seedream 5.0 Pro vs Nano Banana Pro, spec by spec

SpecSeedream 5.0 ProNano Banana Pro
Best forByteDance's newest: detailed 2K images and edits of up to 4 reference images.Gemini 3 Pro Image: Google's best for legible text, infographics and edits of up to 6 references.
Made byByteDanceGoogle
MakesImagesImages
Starts fromWords or up to 4 photosWords or up to 6 photos
Resolution–1K, 2K or 4K
Shapes1:1, 4:3, 3:4, 3:2, 2:3, 16:9, 9:16, 21:9, 4:51:1, 16:9, 9:16, 4:3, 3:4, 3:2, 2:3, 5:4, 4:5, 21:9
Per runUp to 4 imagesUp to 4 images
PromptUp to 4,000 charactersUp to 4,000 characters
Price per run$0.0385$0.19074 to $0.3069
Run timeAbout 60 seconds–

Pick the right one

Where they differ

  • Seedream 5.0 Pro costs less to start: its cheapest run is $0.0385 (an image), against $0.19074 (a 1K image) for Nano Banana Pro.

Questions

Seedream 5.0 Pro vs Nano Banana Pro, answered

Which is cheaper, Seedream 5.0 Pro or Nano Banana Pro?
The cheapest Seedream 5.0 Pro run is $0.0385 (an image), and the cheapest Nano Banana Pro run is $0.19074 (a 1K image). You see the exact price before you press go, and a run that fails costs nothing.
Can I try both for free?
Yes. Sign up with a Gmail, Outlook or work address and you start with $2 of free credit, no card needed. The credit works on every model, so you can give both the same prompt and keep the one you like. After that you pay per run, in dollars, with no subscription.
Do I need two accounts?
No. One Leap account runs Seedream 5.0 Pro, Nano Banana Pro and every other model, in the studio and through the API, from one balance in dollars.