FLUX.3 Image vs 
Luma Photon Flash
FLUX.3 Image is the newer model, released after Luma Photon Flash.
Hyperrealistic Portrait
One prompt, one photorealistic portrait. Skin, eyes, light.
Loading the build
Loading the build
Which answer wins?
Price and specs
| Spec | FLUX.3 Image | Luma Photon Flash |
|---|---|---|
| Free API (OpenRouter) | No | — |
| Released | Oct 2026 | Mar 2025 |
Where to run it
FLUX.3 Image1 host
Luma Photon Flash
No hosts listed on OpenRouter.
Per million tokens. Prices and uptime via OpenRouter, checked 10 Oct 2026.
Common questions
What is the difference between FLUX.3 Image and Luma Photon Flash?
FLUX.3 Image is developed by Black Forest Labs while Luma Photon Flash is developed by Luma. You can compare their actual outputs across 17 challenges on Rival to see how they differ in practice.
Which is better, FLUX.3 Image or Luma Photon Flash?
It depends on your use case. FLUX.3 Image and Luma Photon Flash each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 17 challenges so you can judge which fits your needs best.
How can I compare FLUX.3 Image and Luma Photon Flash on Rival?
This page shows a side-by-side comparison of FLUX.3 Image and Luma Photon Flash 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
- Luma Photon Flash vs Nano Banana 2.1Landed Oct 2026
- FLUX.3 Image vs Recraft V4.1 FlashLanded Sep 2026
- Luma Photon Flash vs GPT Image 2.5 SunburstLanded Sep 2026
- FLUX.3 Image vs GPT Image 2.5 FlareLanded Sep 2026
- Luma Photon Flash vs Nano Banana 2 LiteLanded Jun 2026
- FLUX.3 Image vs Riverflow V2.5 FastLanded Jun 2026
- Luma Photon Flash vs Riverflow V2.5 ProLanded Jun 2026
Same lab, same size, long tail
- FLUX.3 Image vs FLUX 2 MaxVersion compare
- FLUX.3 Image vs FLUX Kontext MaxSame lab
- Luma Photon Flash vs Luma PhotonSame lab
- Luma Photon Flash vs Hy Image 3.5 PreviewSame size
- FLUX.3 Image vs FLUX ProSame lab
- Luma Photon Flash vs FLUX SchnellSame size
- FLUX.3 Image vs Gemini 2.5 Flash ImageSame size
- FLUX.3 Image vs GPT Image 1.5Same size
