The answer depends on your goal.
While MAME supports PGM games, MOBASuite was built specifically for them. It offers superior compatibility, lower latency, and specific debugging tools required for the unique protection chips found on PGM cartridges. mobasuite roms
While performance is king, MobaSuite doesn't skimp on looks. It offers a high degree of UI customization, allowing users to theme their device to match their gaming setup. The answer depends on your goal