A fair number of boats we test today don’t have compasses, a shortcoming that many boaters consider a nautical no-no. A compass ensures safe navigation, even when a boat is equipped with a GPS.

We first looked at Velocitek’s Prism compass in 2019 and found a lot to like: big, easy-to-read numbers, cut-acrylic lenses that allow the numbers to be easily seen in any daylight situation and not ...