FLUX 2 Pro vs 
Hy Image 3.5 Preview
Hy Image 3.5 Preview is the newer model, released after FLUX 2 Pro.
Hyperrealistic Portrait
One prompt, one photorealistic portrait. Skin, eyes, light.
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Which answer wins?
Price and specs
| Spec | FLUX 2 Pro | Hy Image 3.5 Preview |
|---|---|---|
| Free API (OpenRouter) | — | No |
| Released | Nov 2025 | Oct 2026 |
Where to run it
FLUX 2 Pro
No hosts listed on OpenRouter.
Hy Image 3.5 Preview1 host
Per million tokens. Prices and uptime via OpenRouter, checked 10 Oct 2026.
Common questions
What is the difference between FLUX 2 Pro and Hy Image 3.5 Preview?
FLUX 2 Pro is developed by Black Forest Labs while Hy Image 3.5 Preview is developed by Tencent. You can compare their actual outputs across 19 challenges on Rival to see how they differ in practice.
Which is better, FLUX 2 Pro or Hy Image 3.5 Preview?
It depends on your use case. FLUX 2 Pro and Hy Image 3.5 Preview 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 2 Pro and Hy Image 3.5 Preview on Rival?
This page shows a side-by-side comparison of FLUX 2 Pro and Hy Image 3.5 Preview 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 2 Pro vs FLUX.3 ImageLanded Oct 2026
- Hy Image 3.5 Preview vs Nano Banana 2.1Landed Oct 2026
- FLUX 2 Pro vs Recraft V4.1 FlashLanded Sep 2026
- Hy Image 3.5 Preview vs GPT Image 2.5 SunburstLanded Sep 2026
- FLUX 2 Pro vs GPT Image 2.5 FlareLanded Sep 2026
- Hy Image 3.5 Preview vs Nano Banana 2 LiteLanded Jun 2026
- FLUX 2 Pro vs Riverflow V2.5 FastLanded Jun 2026
- Hy Image 3.5 Preview vs Riverflow V2.5 ProLanded Jun 2026
Same lab, same size, long tail
- FLUX 2 Pro vs Nano Banana 2.1Same size
- FLUX 2 Pro vs GPT Image 2.5 SunburstSame size
- Hy Image 3.5 Preview vs Hunyuan Image 3Same lab
- Hy Image 3.5 Preview vs FLUX.3 ImageSame size
- Hy Image 3.5 Preview vs Recraft V4.1 ProSame size
- Hy Image 3.5 Preview vs Riverflow V2.5 FastSame size
- Hy Image 3.5 Preview vs Stable Diffusion XLSame size
- Hy Image 3.5 Preview vs Seedream 4Same size
