Physical dimensions 1.7” x 1.7” x 0.6” (42.0 x 42.0 x 14.5 mm)
Display size 1.1” (27.94 mm) diameter
Display resolution 218 x 218 pixels; sunlight-visible, always-on, low power, colorful display
Color display
Negative mode display
Weight
With silicone band: 2.4 oz (67.0 g)

Battery Rechargeable lithium-ion
Battery life Up to 9 days in smartwatch mode (depending on settings);
up to 14 hours in GPS mode;
and up to 35 hours (WHR off)/up to 29 hours (WHR on) in UltraTrac™ battery saver mode
Water rating 10 ATM
GPS-enabled
GLONASS
High-sensitivity receiver
Barometric altimeter
Electronic compass
Smart notifications (displays email, text and other alerts when paired with your compatible phone)
Vibration alert
Music control
Find my phone
VIRB® control
Watch functions Time of day (12/24h), calendar (day/date), daily alarm, stop watch, timer, sunrise/sunset alertsMaps&Memory
Built-in memory 64 MB; available 37 MB
Custom POIs (ability to add additional points of interest)
Waypoints/favorites/locations 1,000
Routes 30
Track log 200 hoursRunning Features
Virtual Pacer™ (compares current pace to target)
V02 max estimate
Recovery advisor
Race predictor
Running dynamics
Accelerometer (calculates distance for indoor workouts, without need for a foot pod)
Personal records Cycling Features
Compatible with Vector™
Multiple bike profiles
Bike speed/cadence sensor (optional)Performance Features
Heart rate monitor (wrist-based)
Virtual Partner® (train against a digital person)
Virtual Racer™/Race an Activity (compete against other activities)
Courses
Auto Pause® (pauses and resumes timer based on speed)
Auto Lap® (automatically starts a new lap)
Auto Scroll (cycles through data pages during an activity)
Multi-sport (changes sport mode with a press of a button and/or with activity still in progress)
Auto multisport (switch sport modes with 1 button press)
Advanced workouts (create custom workouts)
Pace alert (triggers alarm if you vary from preset pace)
Time/distance alert (triggers alarm when you reach goal)
Interval training (set up exercise and rest intervals)
Heart rate-based calorie computation
Calculates calories burned
Aerobic Training Effect (measures impact of an activity on your fitness)
Customizable screen(s)
Power meter compatible (displays power data from compatible 3rd party ANT+™-enabled power meters) Swimming Features
Pool swim metrics (lengths, distance, pace, stroke count/rate, calories)
Stroke type identification (e.g. freestyle)
Open water swim metrics (distance, pace, stroke count/rate, calories)
Swim workouts Golf Features
Measures shot distance (calculates exact yardage for shots from anywhere on course)
Yardage to F/M/B (distance to front, middle and back of green)
Yardage to layups/doglegs
Digital scorecard Outdoor Features
Hunt/fish calendar
Sun and moon information
Area calculation Activity Tracking Features
Step counter
Auto goal (learns your activity level and assigns a daily step goal)
Move bar (displays on device after a period of inactivity; walk for a couple of minutes to reset it)
Sleep monitoring (monitors total sleep and periods of movement or restful sleep) Garmin Connect™
Garmin Connect™ compatible (online community where you analyze, categorize and share data)
Automatic sync (automatically transfers data to Garmin Connect) Additional
Additional
Connect IQ™ app support: Yes (watch faces, data fields, widgets and apps)
EXO™ antenna (GPS/GLONASS): Yes
Wi-Fi®: Yes (Sapphire versions only)
ANT+®: Yes (all versions)
bluetooth®: Low Energy (all versions)
Training Effect (measures impact of an activity on your aerobic & anaerobic fitness): Yes
Training Load: Yes
Training Status: Yes
Lactate Threshold: Yes
Weather Alerts: Yes
UltraTrac: Yes
tempe™ sensor support: Yes
TracBack: Yes
Ski features: Yes
Physiological measurements: Yes
SUP/Rowing: Yes
Foot pod: yes (optional)