In reply to MG:
> 2) The basic units that just show position are fine but taking a grid ref (or similar) and finding it on a paper map is a fiddle so
Really? You don't even need your compass half the time to do this, your eye can easily divide a 1km square on 1:50k into tens to give yourself a 6 figure location.
I do take a GPS for touring, but very rarely use it.
Post edited at 15:19