Most generic soundfonts are just GM (General MIDI). The SC-88 Pro Soundfont usually includes the full GS extension set. This means if you play a MIDI file intended for a Sound Canvas, you get the correct drum kits and extra instruments that other soundfonts miss. You aren't just hearing a piano; you are hearing the specific piano patch Roland mapped for that song.
To get a better Roland SC-88 Pro sound, you should transition from standard free SoundFonts to high-fidelity community-made options or professional emulations that capture the module's unique effects and layers 1. Upgrade Your SoundFont (SF2)
. While the original hardware is a tactile masterpiece, high-quality SoundFonts (SF2) now bring that iconic, warm 90s vibe to modern setups without the bulky metal box. The Sound: 90s Magic in a File