Recent benchmarks show several popular titles can be compressed to very small sizes and still run perfectly on modern versions of Dolphin (including mobile and M1 Mac versions): Resident Evil 4 : Can be compressed down to roughly
To find "highly compressed" Dolphin games that actually work, it's essential to understand that Dolphin (a GameCube and Wii emulator) now uses its own modern compression format called dolphin games highly compressed work
Before RVZ, there was GCZ. It is still widely used in repacks. Recent benchmarks show several popular titles can be
use specific compressed formats (z16) that only modern Dolphin versions can handle correctly. Dolphin Emulator Dolphin MEGA Progress Report: April and May 2021 dolphin games highly compressed work
An older Dolphin-specific format; effective but lacks the advanced features of RVZ. Original Wii Hardware