Click the "Convert" button. Dolphin will create a new, much smaller 3. Finding "Highly Compressed" ROMs Online
| Format | Compression Ratio | Emulator Support | Notes | |--------|------------------|------------------|-------| | | Very High | Dolphin, Wii Backup Fusion | Standard for Wii; can reduce 4.7 GB → 300-800 MB | | WIA (Wii ISO Archive) | Extreme | Dolphin (5.0+) | Best overall; 4.7 GB → 150-600 MB | | 7z / LZMA2 | Ultra | Requires extraction to play | Not playable directly; must convert | | RVZ | High | Dolphin (official) | Lossless; smaller than GCZ | nintendo wii roms highly compressed
Even with the perfect download, you might hit snags. Click the "Convert" button
This is the gold standard for Dolphin Emulator users. It uses modern compression to shrink files dramatically—for example, Animal Crossing: City Folk can drop from 4.4GB to just 120MB. This is the gold standard for Dolphin Emulator users