Google: Gemini 3.1 Pro Preview vs Google: Nano Banana Pro (Gemini 3 Pro Image)
Both have similar output pricing, while Google: Gemini 3.1 Pro Preview offers a larger context window. Choose Google: Gemini 3.1 Pro Preview or Google: Nano Banana Pro (Gemini 3 Pro Image) based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | Google: Gemini 3.1 Pro Preview | Google: Nano Banana Pro (Gemini 3 Pro Image) |
|---|---|---|
| Provider | ||
| Input / 1M tokens | $2.00 | $2.00 |
| Output / 1M tokens | $12.00 | $12.00 |
| Context window | 1M | 66K |
| Parameters | — | — |
| Open weights | No | — |
| Released | Feb 2026 | — |
FAQ
Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.