The PS Vita port of The Amazing Spider-Man is a technical marvel and a total headache. It is one of the few games that offers a full, open-world Manhattan experience on a handheld, but it suffered from massive performance issues at launch.
there is no single "official" fixed ROM for The Amazing Spider-Man on PS Vita
The PS Vita was a powerful handheld console that was released in 2011. Despite its impressive specs and innovative features, the console failed to gain significant traction in the gaming market. One of the main reasons for this was the lack of support from game developers, who were more focused on creating games for other popular platforms.
Some users recommend a resolution of 768x400 as a "perfect balance" that looks sharper than standard but maintains better performance .
Performance Stability: By default, the game often dips below 20 FPS in open-world sections. Optimization fixes aim for a stable 30 FPS or higher.