Conclusion: Dual-mode waterproof GPS offers excellent value to those who want both in-car and marine navigation.
Pros: Large 5-inch screen. Built-in marine charting databases and Navteq road data for continental U.S. and Canada. Highly configurable map display. Navigable trails in both turn-by-turn and point-to-point modes.
Cons: Limited routing/vehicle options. Can't search POIs in other cities or near destinations.
Excerpt: The Lowrance iWAY 600C is the new top of the line automotive and marine GPS navigator from Lowrance that, in addition to displaying maps, has aerial imagery of hundreds of U.S. and Canadian cities.