A standard preset (like "Default" or "Soft Limiter") usually adjusts only the basic compressor and limiter. A goes much deeper.
A full preset typically includes:
Standard compressors struggle with moving bass notes (e.g., an 808 kick drum dropping in pitch). Multiband compression inside a full preset isolates the sub-bass (40-80Hz) so the bass stays punchy even when the vocal is loud. stereo tool preset full