How accurate is a GPS unit and which is the most accurate GPS Unit?
In this series of videos we look at how accurate is a GPS unit and which is the most accurate GPS Unit?
Back in summer we took a number of GPS units and GPS watches out for a walk in the Lake District to see how each of them performed.
Then after posting the video above a number of your, rightly, questioned what we had not included the SatMap Active 20.
Therefore later in the year we had the ultimate shootout, we pitched the winner of the previous test, the Garmin GPSMAP 65s, against the SatMap Active 20.