The most lightweight multisport-capable watch ever from Garmin in an attractive, traditional watch shape, with soft, comfortable silicone bandsDecreased physical size that retains the larger display from the Forerunner 630 and is perfect for females and males alikeBuilt-in activity profiles - the most complete data support for: Running, cycling, swimming, multisport, hiking, XC skiing, strength, paddle sports and cardio24/7 Heart rate monitoring is made possible with Garmin Elevate system - giving you heart rate all day and night and perfect for race day, there is no additional strap requiredGPS + GLONASS enabled to locate your position quickly and precisely whether you are running deep in the woods or near tall buildingsAdvanced Running/Cycling dynamics provide information on stride length, ground contact time balance, vertical ratio, power phase, platform centre offset and more when paired with additional sensorsSwim workouts is new - crank up your training in the pool with the first product from Garmin that will guide you through your workoutPhysiological Analysis, 735XT provides metrics associated with stress, performance and lactate threshold to show how hard you are training and how well you are recoveringConnect IQ enables you to download free custom apps, watch faces, data fields and widgets - 735XT comes with the Strava Suffer Score app pre-installedAutomatic uploads to Garmin Connect, live tracking, audio prompts, music controls, smart notifications and social media sharingGet any smart notification from your phone including incoming call alerts, texts and social media, all with vibration so you never miss a thingVaria connectivity is enabled so you can enhance your safety with the full line of Varia cycling awareness accessories