Originally Posted by Brian-bmw

NAVI01 -CD based, no perspective mode. Features and performance are comperable to a MKII or MKIII.

NAVI02 - DVD based, basic perspective mode, does not fully integrate with phone, no Destinations+ PoI functions, can not hide PoI icons. Features and performance in between a MKIII and MKIV.

NAVI03 - DVD based, better graphics and UI, couds and street names in perspective mode, integrates with phone seamlessly, can hide PoI icsons. Looks a lot like the MKIV in use, but better graphics and faster.