Best Handheld GPS Navigation Kit for Hiking & Trekking
Garmin - eTrex 32x - hiking GPS with preloaded TopoActive Europe mapping with routable roads and trails - Electronic compass and barometric altimeter - Green : Amazon.co.uk: Sports & Outdoors
How to choose a GPS: 10 of the best GPS handhelds - boats.com
GPS buying guide from Ordnance Survey | OS GetOutside