The Garmin Vivoactive Smartwatch is a GPS smartwatch for the active lifestyle. It is Ultra-thin GPS smartwatch with a sunlight-readable, high-resolution color touchscreen. If compared garmin vivoactive vs Fitbit Surge, the Garmin Vivoactive Smartwatch has Built-in sports apps, including GPS-enabled running, biking and golfing plus swimming and activity tracking, lets you view your stats even when away from your phone. This garmin smartwatch pairs with your smartphone to gently vibrate and display alerts for incoming calls, texts, emails and calendar items plus notifications from social media and other mobile apps. Highly Customizable with free watch face designs, widgets and apps from the Connect IQ store. The battery of Garmin Vivoactive Smartwatch last for up to 3 to 5 weeks in activity tracking mode or upto 10 hours with GPS mode. The Fitbit Surge is a world away from the likes of the Zip and the Flex, and is definitely more smartwatch than activity tracker.