GPT Image 2 is the newer model, released after Imagen 4 Fast.
One prompt, one photorealistic portrait. Skin, eyes, light.
Which answer wins?
| Spec | ||
|---|---|---|
| Parameters | Not disclosed | Not disclosed |
| Released | Apr 2026 | Jun 2025 |
GPT Image 2 is developed by OpenAI while Imagen 4 Fast is developed by Google AI. You can compare their actual outputs across 17 challenges on Rival to see how they differ in practice.
It depends on your use case. GPT Image 2 and Imagen 4 Fast 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.
This page shows a side-by-side comparison of GPT Image 2 and Imagen 4 Fast 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.