Garmin Forerunner 645

Product

Product name
Forerunner 645

Product properties

Type
Sport Watch
Type of Glass
Gorilla Glass
Case Material
Stainless Steel
Strap Material
Silicone
Weight
42 g
Resolution
240x240
Display Size
1.2 "
Available Watch Colours
Silver
Available Strap Colours
Black
Fits
Unisex
Waterproof (depth)
50 m
Sensors
Barometric Altimeter, Thermometer, Accelerometer, Glonass, GPS, Compass
Smart Features
Weather, Find My Watch, Phone Notifications, Find My Phone
Smartphone compatibility
iPhone, Android
Mobile App Compatibility
Garmin Connect
Wireless Technology
Wi-Fi, Bluetooth Smart, ANT+
Diameter
30.4 mm
Other Properties
Bluetooth, Heart-rate Monitor, Customizable Data Pages, Alarm, Stopwatch, Colour Display, Clock, Date, GPS Timekeeping

Pulse

Wrist-based Heart Rate
Yes
Supporting Heart Rate Sensor
Yes
Pulse Features
HR Broadcast, Recovery Time

Activity Tracking

Step Counter
Yes
Calories Burned
Yes
Sleep Monitoring
Yes
Auto Step Goal
Yes
Floor Climbed
Yes
Inactivity Warning
Yes
Distance
Yes

Training

Sports
Climbing, Biking, Snowboarding, Running, Rowing, Swimming, Fitness
Online Sports Forum
Strava
Other Training Features
Speed, Audio Prompts, Training Effect (aerobic), Manual Lap, Auto Lap, Virtual Partner, Training Effect (anaerob), Training Status, Auto Pause, Distance, Activity History, Interval

Battery

Battery Time (watch mode)
7.0 Days
Battery Time (GPS/training mode)
12.0 h