Nano Banana is the newer model, released after Midjourney v3.
One prompt, one photorealistic portrait. Skin, eyes, light.
Which answer wins?
Not enough votes to call it. On the specs, Nano Banana has the edge: newer, major provider backing.
| Spec | ||
|---|---|---|
| Parameters | Not disclosed | Not disclosed |
| Weights | — | Closed |
| Free API (OpenRouter) | — | No |
| Released | Jul 2022 | Aug 2025 |
No hosts listed on OpenRouter.
Per million tokens. Prices and uptime via OpenRouter, checked 5 Oct 2026.
Midjourney v3 is developed by Midjourney while Nano Banana is developed by Google AI. You can compare their actual outputs across 3 challenges on Rival to see how they differ in practice.
It depends on your use case. Midjourney v3 and Nano Banana each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 3 challenges so you can judge which fits your needs best.
This page shows a side-by-side comparison of Midjourney v3 and Nano Banana across shared challenges. You can vote on which model produced the better output in a blind duel. Browsing and voting are free. No account is needed to look; signing in only saves your votes and likes.