Google's multi-reference model vs xAI's photorealistic generator.
Nano Banana 2 from Google and Grok Imagine from xAI represent two different approaches to AI image generation. Google's latest image model with exceptional text rendering and multi-image compositing. On the other side, xAI's flagship image model with exceptional realism and artistic range.
Both models cost 15 credits per generation, so the decision comes down to capabilities rather than budget. Nano Banana 2 excels at text rendering, character consistency, multi-image compositing, while Grok Imagine is better suited for photorealism, artistic range, unusual aspect ratios.
Updated March 2026
Both cost 15 credits, so pick based on your needs. Go with Nano Banana 2 for text rendering. Choose Grok Imagine if you need photorealism. Since they're the same price on Melies, try both and see which output style you prefer.
Both generated with the same prompt and seed 42. Click to view full size.
| Provider | xAI | |
| Released | Feb 2026 | Jul 2025 |
| Cost | 80.5K/151K/252K/404K | 15 |
| Speed | Fast | Medium |
| Reference images | Up to 14 | Up to 3 |
| Editing |
Both models cost the same. Here's how credits add up at scale.
| Volume | Nano Banana 2 | Grok Imagine |
|---|---|---|
| 10 images | 150 | 150 |
| 50 images | 750 | 750 |
| 100 images | 1,500 | 1,500 |
At 15 credits per image, Nano Banana 2 gives you more generations for your plan. Good enough quality for most everyday use.
Nano Banana 2 supports 14 reference images to keep subjects, styles, and characters consistent across generations.
Nano Banana 2's fast generation means you can test more prompts in less time. Great for exploration.





Compare Nano Banana 2, Grok Imagine, and 15+ AI image models side by side. Switch models with one click, same credits.
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