FLUX.3 Image vs 
Nano Banana 2.1
Nano Banana 2.1 is the newer model, released after FLUX.3 Image.
Hyperrealistic Portrait
One prompt, one photorealistic portrait. Skin, eyes, light.
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Which answer wins?
Price and specs
| Spec | FLUX.3 Image | Nano Banana 2.1 |
|---|---|---|
| Input price | — | $1.5/M tokens |
| Output price | — | $7.5/M tokens |
| Context window | — | 66K tokens |
| Weights | — | Closed |
| Free API (OpenRouter) | No | No |
| Released | Oct 2026 | Oct 2026 |
| At 10M a month | not listed | $15.00 |
Input tokens at list price. No caching, no batch discount.
Where to run it
FLUX.3 Image1 host
Nano Banana 2.11 host
Per million tokens. Prices and uptime via OpenRouter, checked 10 Oct 2026.
Common questions
What is the difference between FLUX.3 Image and Nano Banana 2.1?
FLUX.3 Image is developed by Black Forest Labs while Nano Banana 2.1 is developed by Google AI. You can compare their actual outputs across 19 challenges on Rival to see how they differ in practice.
Which is better, FLUX.3 Image or Nano Banana 2.1?
It depends on your use case. FLUX.3 Image and Nano Banana 2.1 each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 19 challenges so you can judge which fits your needs best.
How can I compare FLUX.3 Image and Nano Banana 2.1 on Rival?
This page shows a side-by-side comparison of FLUX.3 Image and Nano Banana 2.1 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.
More comparisons
Against the newest arrivals
- FLUX.3 Image vs Hy Image 3.5 PreviewLanded Oct 2026
- Nano Banana 2.1 vs Recraft V4.1 FlashLanded Sep 2026
- FLUX.3 Image vs GPT Image 2.5 SunburstLanded Sep 2026
- Nano Banana 2.1 vs GPT Image 2.5 FlareLanded Sep 2026
- FLUX.3 Image vs Nano Banana 2 LiteLanded Jun 2026
- Nano Banana 2.1 vs Riverflow V2.5 FastLanded Jun 2026
- FLUX.3 Image vs Riverflow V2.5 ProLanded Jun 2026
- Nano Banana 2.1 vs Recraft V4.1Landed May 2026
Same lab, same size, long tail
- FLUX.3 Image vs FLUX 2 MaxVersion compare
- FLUX.3 Image vs FLUX Kontext MaxSame lab
- Nano Banana 2.1 vs Nano Banana 2 LiteSame lab
- Nano Banana 2.1 vs Nano Banana 2Same lab
- FLUX.3 Image vs Nano Banana ProSame size
- FLUX.3 Image vs P-ImageSame size
- FLUX.3 Image vs Luma PhotonSame size
- FLUX.3 Image vs Luma Photon FlashSame size
