Google Nano Banana 2 vs Runway Gen-4 Image Turbo
Specs, pricing, and capabilities side by side, plus outputs generated from identical prompts, so the only variable between the columns is the model.
Ultra-fast image generation model optimised for speed and creative output.
Learn more about Nano Banana 2 →Runway's fastest Gen-4 image model: generates from one to three tagged reference images for consistent characters, styles, and scenes at a fraction of Gen-4 Image's cost.
Learn more about Gen-4 Image Turbo →Every sample is the model’s first result for the shared scene prompt (no cherry-picking), generated via Runware or Replicate. Hover a copy icon to read the full prompt.
LMArena ranks come from the arena.ai leaderboard (dataset, CC BY 4.0), boards of Oct 27, 2026 (image edit) and Oct 26, 2026 (text to image).