Actual test of Nano Banana 2 image generation speed: Is gemini-3.1-flash-image-preview really faster than Pro? Includes 2K/4K high-definition image generation guide
title: Nano Banana 2 (Gemini 3.1 Flash) Speed Test & 4K Image Generation Guide description: Real-world API data analysis of Nano Banana 2 (gemini-3.1-flash-image-preview) speed and a complete guide to generating 2K/4K high-definition images. date: 2025-02-27 tags: [Gemini 3.1, Nano Banana 2, Image Generation, API Tutorial] Author's Note: Real-world speed data for Nano Banana 2…
