Grok Imagine Image vs 
Hy Image 3.5 Preview
Hy Image 3.5 Preview is the newer model, released after Grok Imagine Image.
Hyperrealistic Portrait
One prompt, one photorealistic portrait. Skin, eyes, light.
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Which answer wins?
Price and specs
| Spec | Grok Imagine Image | Hy Image 3.5 Preview |
|---|---|---|
| Free API (OpenRouter) | — | No |
| Released | Dec 2025 | Oct 2026 |
Where to run it
Grok Imagine Image
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 Grok Imagine Image and Hy Image 3.5 Preview?
Grok Imagine Image is developed by xAI while Hy Image 3.5 Preview is developed by Tencent. You can compare their actual outputs across 17 challenges on Rival to see how they differ in practice.
Which is better, Grok Imagine Image or Hy Image 3.5 Preview?
It depends on your use case. Grok Imagine Image and Hy Image 3.5 Preview 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 Grok Imagine Image and Hy Image 3.5 Preview on Rival?
This page shows a side-by-side comparison of Grok Imagine Image 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
- Grok Imagine Image vs FLUX.3 ImageLanded Oct 2026
- Hy Image 3.5 Preview vs Nano Banana 2.1Landed Oct 2026
- Grok Imagine Image vs Recraft V4.1 FlashLanded Sep 2026
- Hy Image 3.5 Preview vs GPT Image 2.5 SunburstLanded Sep 2026
- Grok Imagine Image vs GPT Image 2.5 FlareLanded Sep 2026
- Hy Image 3.5 Preview vs Nano Banana 2 LiteLanded Jun 2026
- Grok Imagine Image 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
- Grok Imagine Image vs Nano Banana 2.1Same size
- Grok Imagine Image 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 FLUX 2 ProSame size
- Hy Image 3.5 Preview vs FLUX Kontext MaxSame size
- Hy Image 3.5 Preview vs FLUX Kontext ProSame size
- Hy Image 3.5 Preview vs FLUX ProSame size