First, a little bit about me: I have a degree in software engineering, I'm an avid day hiker, and a bit of a gizmo geek. This is the second GPS I've owned, the other one being a Garmin GPS II . I was on the fence about getting an Oregon for a while but held off because of mixed user reviews, especially in regards to its usability in bright sunlight. The main purpose of owning the Montana is to have detailed statistics on our day hikes such as distance, elevation, time, spee..
Unlike the other reviewer, I have had no real problems with the 650t. True, it has some quirks. One is that the new lithium battery has to be charged via the included ac adaptor. (EDIT: it can be re-charged via PC!) I was also disaappointed by the lack of a carabiner (like the Oregon). But, I had no problem hooking up the Montana to my MacBook Pro to go into mass storage mode. as for maps, I always buy a microSD version so I can move it to another unit if I wish.That said, I t..