Our quick take

Garmin Forerunner 55 - 4.5 / 5

Design and display

  • 42mm case only 11.6mm thick / Weighs: 37g  Waterproof up to 50 metres depth 1.04-inch 208 x 208 pixel transflective display

Software and performance

  • Phone notifications, music controls and weather forecasts Full Garmin Connect IQ support

Sports and fitness tracking 

  • Daily suggested workouts Pool swim tracking Works with Garmin Coach PacePro pacing strategies Recovery advisor Finish time estimates

Battery life

  • Up to 2 weeks in smartwatch mode 20 hours GPS battery life

To recap

Garmin takes the Forerunner 45 and supercharges it with great features from its pricier Forerunners that make it a much smarter running companion at a good price.