Are you looking for a smartwatch? We have scoured the market and selected the smartwatches we think are most interesting. Smart watches are basically a computer/tablet in watch format with a strap. They are usually linked to a smartphone, so it may be good to buy a smartwatch that is specially adapted to your phone. The more exclusive smartwatches often have relatively accurate heart rate monitors, GPS, and other features that are great value for training. Appearance is of course another factor. Smart watches are available in different shapes, round or rectangular, and with a variety of straps.