Full disclosure, we're sponsored by Kanpas, but the navigators on our team love them. They report faster tracking than suunto and moscow and great accuracy, for about 60% of the price. Here's a review from a recent field test --
http://rootstockracing.org/index.php/kanpas/.
The winners at the Crooked Compass Adventure Trek each received one, so once they've had a chance to play around with them, they may have insights as well.