Nano Banana 2.1 vs Nano Banana 2: same prompts, side by side, and what to change in your code
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Google released Nano Banana 2.1 ( gemini-nano-banana-2.1 ) on October 6, 2026 as the update to Nano Banana 2 ( gemini-3.1-flash-image ). Before switching an image pipeline over, we ran both models on identical prompts and settings: one run each, no cherry-picking, default thinking for both. Short v…
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- 2026-10-07 03:19 · DEV Community — AI
Nano Banana 2.1 vs Nano Banana 2: same prompts, side by side, and what to change in your code