The best GPS units offer reliable navigation in even the most off-the-beaten-track areas, including topographical and ...

A recent survey conducted by research firm NuStats and funded by GPS-maker NAVTEQ found that drivers equipped with in-car navigation units use 12% less fuel than their non-guided counterparts.

but that’s a common problem with GPS units that have been powered off for a few days. If only someone made a GPS module that could keep time with no metronome, with no metronome.

Driving in circles? A good GPS can help get you where you're going quickly and safely so you arrive on time. I’ve been PCMag’s home entertainment expert for over 10 years, covering both TVs ...