Nano Banana Pro vs Z-Image Turbo

We ran both models through 10 prompts and measured the results. Below you'll find the actual outputs, generation times, and our notes on each.

Quick Verdict
10 prompts tested Jan 2026
Nano Banana Pro Better photorealism
Z-Image Turbo Faster generation, Better text rendering
Winner Score 7-3 (Nano Banana)
Avg Speed Nano Banana: 18.6s
Avg Speed Z-Image: 1.5s
Best at Text Z-Image
Best at Photos Nano Banana

Specs

What each model can do.

Feature Nano Banana Pro Z-Image Turbo
Text-to-Image Yes Yes
Image-to-Image Yes No
Max Resolution 4K (4096×4096) 4K (4096×4096)
Average Speed 18.6s 1.5s
Cost via fal.ai
$0.15
per image
$0.005
per megapixel
Architecture Multimodal LLM Diffusion (Turbo)
Providers fal.ai, OpenRouter, Google AI fal.ai

Use both models in VM Studio

Install VM Studio and compare Nano Banana Pro vs Z-Image Turbo on your own prompts.

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