Cons:

To play any Sims ISO (official or fan-modded), your PSP must have installed.

Given that you started this search, you likely encountered a red website with a green download button. Here is how to avoid destroying your computer or PSP.

Unfortunately, The Sims 4 was never officially released on the PSP. The game's system requirements and PSP's hardware limitations made it challenging for the game to run smoothly on the handheld console. The PSP's processor, memory, and graphics processing unit (GPU) were not powerful enough to handle the game's complex gameplay mechanics, 3D graphics, and simulation.