Originally Posted by gps_dr
There are other vendors out there and all products have there limitations.
Magellan's dual purpose units require you to press a button to recalculate if you miss a turn.
They have more contour lines but less trails than Garmin in the TOPO version.
Lowrance has 50' contour lines & good forest road & trail coveraage, but they have their issues too.
Everything has it's trade-offs.
All three manufacturers use the same data for contour lines on their topo products. Magellan and Lowrance interpolate this data, so while the contour intervals are smaller than Garmin's, misleading innaccuracies are introduced.
Rich Owings
www.MakeYourOwnMaps.com
www.GPStracklog.com
"We were desert mystics, my friends and I, poring over our maps as others do their holy books." - Edward Abbey