The 680T replaces the 650T.
I have been track testing mine solid for about a week now and it does everything I want it to do plus more (and a few things I am unlikely to ever need but I may just used them now I have them like the camera which geotags).
Firstly as a stand alone unit it probably does not do much more than many other available GPS's however it does have all the bells and whistles and for someone like me who spends much of their time "off line" away from any mobile or internet connection services I am learning to embrace what it ...Read more

I bought this to replace my ageing but still working Garmin Oregon 300 which has hiked with me several thousand km.

I liked the Montana's big screen (about 4 times the area of the Oregon) improved menu system and the fact that it had a camera and came with Australian and New Zealand topographic maps. In use the screen is big, clear and easy to read in daylight but the Montana 680t has serious problems:

- The camera is pathetic, about as good as my ancient Nokia phone. Your smart phone with built in GPS will take much better pictures.
- ...Read more