"In my opinion this unit should have been rated at a 9"4.5 starson by rickyv2
Pros: Speed, accuracy, screen size, floats, removable storage capability and external antenna ready
Cons: Removable storage media difficult to remove. Small screen for automobile navigation.
Summary: This unit was classified by the manufacturer as a marine GPS. The GPS map 76 cx has ecceeded all my expectations as a GPS receiver.
Fast to acquire satellites.
Powerful, rarely looses lock under heavy cover.
Accurate, in many cases one meter accuracy.
Accepts micro SD card up to 2GB.
Floats if dropped inthe water.
As far as versatility the GPS map 76 cx is not bad on the road, excellent on the trail and excellent on the water.
In my opinion the GPS map 76 cx is the best most powerful and most accurate consumer grade GPS unit available.