For those playing on real N64 hardware:

The original ROM fits entirely in 12 MB (96 Mbit). The Better hack expands to 16 MB (128 Mbit) to allow for:

Mario Kart 64 was released in Japan first (December 1996) and North America later (February 1997). While they look similar, the "U" version is widely considered superior due to the short development window between releases allowing for crucial bug fixes.

| Setting | Result | |---------|--------| | 4K (2160p), 60 FPS, widescreen | 100% speed, no drops | | Input lag (run-ahead 2 frames) | ~1.2ms (monitor dependent) | | RAM usage | 350–500 MB | | ROM size (Mario Kart 64.z64) | 12 MB (original dump) |