Garmin Vivoactive smartwatch review

As a fan of Garmin devices, and in particular its bicycle computer Edge range, I was very keen to review the Garmin entry into the smartwatch arena. Could a smartwatch developed by the world's leading GPS navigation and sports devices maker consolidate my gadget fleet? Would a smartwatch enable me to increase the level of information I collect and analyse about my personal obsession, mountain biking? Read my Garmin Vivoactive review to find out.