More than 800 brands
800.000 active customers

Garmin Forerunner 945 LTE GPS Smartwatch - white

Garmin Forerunner 945 LTE GPS Smartwatch - white


GPS multisport watch for ambitious runners and triathletes.

The Forerunner 945 LTE is a GPS multisport watch for serious runners and triathletes. Garmin designed this watch with you in mind: early-morning runners and pain-tested triathletes. As you work toward your next win, make sure you're using the right equipment for your training. Forerunner 945 gives you that.

Highlights of the Garmin Forerunner 945 LTE Multisport Watch

  • LTE connectivity for smartphone-independent tracking (active subscription required)
    • Emergency Call Function Plus (IERCC based).
    • Accident notification via LTE or IERCC
    • LiveTrack with information about the planned route
    • Viewer messages directly to the device
  • Preloaded TopoActive maps in full color with Trendline™ Popularity routing for best routes
  • Variety of multisport apps - track, yoga, pilates, running, biking, swimming, and more.
    • Feature update for interval training - automatic recognition of workout session and pauses and accurate pace information per interval
  • Advanced audio announcements for workouts (e.g., warm up, recovery)
  • Advanced physiological metrics - VO2Max, Training Effect, Training Status, PulseOx and improved recovery time
  • Gen 4.0 Heart Rate Sensor - Wrist-based heart rate measurement and fitness tracker features
  • 24/7 Fitness & Wellness - Stress levels, breathing exercises, body battery, etc.
  • Garmin Music - Built-in music player with offline playlists from Spotify, Amazon Music and Deezer right on the watch
  • Smart Features - Garmin Pay and Smart Notifications.
  • Battery life: up to 14 days in smartwatch mode and up to 7 hours in LTE mode with GPS and music

Details about the Garmin Forerunner 945 LTE

Ready for anything

From open water swims to long training rides, this watch is up to the challenge. Its high-performance silicone band and durable Corning® Gorilla® Glass DX lens can handle just about anything. Carry more on your wrist without the extra bulk or added weight. Fly past the competition with a lightweight, sporty smartwatch.

The power of LTE

  • LTE connectivity - This LTE-connected smartwatch links you in fun ways to your family and friends and also provides peace of mind while you’re out doing your sport. Choose the plan that’s right for you.
  • Assistance - If you feel unsafe or if your watch senses that an incident occurred, it can send a message to your emergency contacts with your location information.
  • Assistance Plus - Take safety seriously. This watch can automatically send your name and location to the Garmin IERCC, a 24/7 staffed professional emergency response coordination center that can contact and communicate with local emergency services.
  • LiveTrack - Use LiveTrack to let friends and family follow your real-time location and even view your entire preplanned course. Rest assured that your loved ones know exactly where you’re running or riding.
  • Spactator Messaging - Get midrace motivation with audio and text messages from your family and friends. 
  • Live Event Sharing - Automatically send race updates to family and friends, without lifting a finger. While you’re powering through, they can stay up to date with your pace, miles completed and more.

Your performance. Taken to the next level.

  • Daily Suggested Workouts for Running and Cycling - For training guidance that takes you and your fitness level into account, get daily run and ride recommendations based on your current training load and training status.
  • Garmin Coach - These free adaptive training plans feature guidance from expert coaches that adapt to you and your goals. Workouts sync right to your watch.
  • Sync Training Plans - Get indoor and outdoor training plans from the Garmin Connect™ app or sync them seamlessly to your Forerunner from other platforms like TrainingPeaks® and TrainerRoad.
  • Training Effect - See how your workouts influence the development of endurance, speed and power with aerobic and anaerobic training effect feedback.
  • Recovery Time - After each workout, the built-in recovery time advisor lets you know how long to rest before another big effort. It even accounts for all-day stress, sleep and daily activities outside of workouts.
  • Built-in Sports Apps - Switch up your workouts with activity profiles for cycling, triathlon, pool and open-water swimming, track running and more. For races and brick workouts, switch sports with a single button press.
  • Track Run - Use this built-in activity profile to measure your running distance more accurately around a 400-meter track.
  • Improved Intervals - A new intervals data page and automatic classification keeps track of your fast and slow time, then separates them for you. Open repeats mode offers intervals structure with lap button control.
  • VO2 max - Train smarter with VO2 max, an indicator of how you can expect to perform. This metric even accounts for changes in performance that could be caused by heat or altitude.
  • Pace Pro - The PacePro feature helps keep you on pace with grade-adjusted guidance as you run a course.
  • Race Predictor - This specialized tool takes into account your fitness level and training history to help you work toward your race goal and see the impact of training on your predicted finish time.
  • Performance Condition - While you run, analyze pace, heart rate and heart rate variability for a real-time assessment of your current ability to perform.
  • Training Load Focus - This stat shows how your training load breaks down by categories of intensity and if that breakdown is balanced, focused or lacking in one or more areas.
  • Training Status - This metric evaluates your recent exercise history and performance indicators to let you know if you’re training productively, peaking or overreaching.
  • Wrist-based Heart Rate - The latest generation sensor provides heart rate data6 and alerts if your heart rate stays high while you’re at rest. Gauge how hard your heart is working during activities, even underwater.
  • Running Dynamics - When used with a compatible accessory, Forerunner 945 LTE measures crucial running metrics such as cadence, stride length, ground contact time and balance and more.
  • Cycling Power - Connect to a compatible Garmin power meter (sold separately) to work toward a more efficient ride with help from cycling dynamics, FTP and advanced training methods.
  • Extended Battery Life - Get up to 2 weeks of battery life in smartwatch mode and up to 7 hours in GPS mode with music and LTE LiveTrack.

Maps, routes and more

  • Full-Color Mapping - Whether you’re running the city streets or riding densely covered trails, Forerunner 945 LTE provides built-in mapping to help keep you on track.
  • Create More Courses - Create courses in the Garmin Connect app, so you’ll never run out of places to run. Or plan one on other platforms such as Strava and Komoot, then automatically sync them to your Forerunner.
  • ClimbPro Feature - Use ClimbPro ascent planner on downloaded courses to see real-time information on your current and upcoming climbs, including gradient, distance and elevation gain.
  • Turn-by-Turn Navigation - Follow a route or course with help from turn-by-turn directions, which let you know ahead of time when the next turn is coming.
  • Round-Trip Routing - Enter a distance you want to run or ride and get suggested courses that will bring you back to your starting point. Trendline™ popularity routing helps you find the best local paths.
  • Multiple Satellite Systems - Access multiple global navigation satellite systems (GPS, GLONASS and Galileo) to track in more challenging environments than GPS alone.

Put more on your wrist

  • Pulse Ox Sensor - This wrist-based sensor monitors blood oxygen saturation levels to support advanced sleep monitoring and altitude acclimation.
  • Body Battery™ Energy Monitoring - Track your body’s energy levels so you can find the best times for activity and rest.
  • Women´s Health Tracking - Use the Garmin Connect app to track your menstrual cycle or pregnancy. Log symptoms, get exercise and nutrition education, and more. Even get details on your wrist with the Menstrual Cycle Tracking widget and Pregnancy Tracking app.
  • Music directly on the Wearable - Download your playlists from select music streaming services — such as Deezer, Amazon Music and Spotify — right to your watch. Forerunner 945 LTE can store up to 1,000 songs.
  • Garmin Pay - Breeze through checkout lines and select transit systems with the Garmin Pay contactless payment solution through participating providers.
  • Smart Notifications - Receive emails, texts and alerts right on your watch, when paired with a compatible smartphone.
  • Smart Trainer Control - Control your Tacx® Smart trainer via ANT+® technology for course simulation, automatic resistance changes and workout prompts when you use courses or workouts from your watch.
  • Connect IQ™ Store - Download custom watch faces, add data fields, and get apps and widgets from the Connect IQ store.
  • Sync with Garmin Connect - Upload your activities to the Garmin Connect app to interact with a thriving online community where people on the go can connect and compete — and even share their triumphs via social media.


Specifications of the Garmin Forerunner 945 LTE Smartwatch


  • Lens: Corning® Gorilla® Glass DX
  • Bezel: Fiber reinforced polymer
  • Strap: Silicone
  • Dimensions: 44.4 x 44.4 x 13.9 mm (for a wrist circumference of 128 to 218 mm)
  • Display size, W x H: 30.4 mm (1.2 inches) diameter
  • Display resolution, W x H: 240 x 240 pixels
  • Display type: Sunlight readable transflective MIP (Memory in Pixel) color display
  • Battery life: Smartwatch mode: Up to 2 weeks; GPS mode with music: Up to 12 hours; GPS mode without music: Up to 35 hours
  • Water resistance: 5 ATM
  • Memory/log: 200 hours of activity data


Clock functions

  • Time/date
  • GPS time sync
  • Automatic daylight saving time
  • Alarm clock
  • Timer
  • Stopwatch
  • Sunrise and sunset times

Health Monitoring

  • Wrist-based Heart Rate (constant, every second)
  • Daily Resting Heart Rate
  • Abnormal Heart Rate Alerts (high and low)
  • Respiration rate (24x7)
  • Pulse Ox Blood Oxygen Saturation (spot checks and optional all-day acclimatization and sleep)
  • Finess Age
  • Body Battery™ energy monitor
  • All-day stress tracking
  • Relaxation reminders
  • Relaxation breathing timer
  • Sleep monitoring (sleep score and insights)
  • Hydration - in Garmin Connect™ and optional Connect IQ™ widget
  • Women's Health tracking - in Garmin Connect™ and optionally in the Connect IQ™ widget



  • GPS, GLONASS, Galileo
  • Garmin Elevate™ wrist heart rate monitor
  • Barometric altimeter
  • Compass
  • Gyroscope
  • Accelerometer
  • Thermometer
  • Pulse Ox Blood Oxygen Saturation Monitor


Daily Smart Features

  • Connectivity: Bluetooth®, ANT+®, Wi-Fi, LTE (with subscription).
  • Connect IQ™: downloadable display themes, data fields, widgets and apps.
  • Smart Notifications.
  • Text response/reject phone call with text (Android™ only) 
  • Calendar
  • Weather
  • Controls smartphone music
  • Plays and controls watch music
  • Music storage: up to 1,000 tracks
  • Find My Phone - phone search function
  • Find My Watch - watch search function
  • VIRB® camera remote control
  • Smartphone compatibility: iPhone® and Android®.
  • Compatible with Garmin Connect™ Mobile
  • Garmin Pay™


Safety and TrackingFeatures

  • Livetrack
  • Spectator messaging
  • Group Livetrack
  • Live Event Sharing
  • Incident Detection during select activities
  • Assistance
  • Assistance Plus


Activity Tracking Features

  • Step counter
  • Move bar (displays on device after a period of inactivity; walk for a couple of minutes to reset it)
  • Auto goal (learns your activity level and assigns a daily step goal)
  • Calories burned
  • Floors climbed
  • Distance traveled
  • Intensity minutes
  • TrueUp™
  • Move IQ™
  • Garmin Connect™ Challenges App


Gym & Fitness Equipment

  • Available gym activity profiles: Strength, Cardio and Elliptical Training, Stair Stepping, Floor Climbing, Indoor Rowing, Breathwork, Pilates and Yoga
  • Cardio workouts
  • Strength workouts
  • Yoga workouts
  • Pilates workouts
  • Automatic repetition counter


Training, Planning and Analysis Features

  • GPS speed and distance
  • Customizable data pages
  • Customizable activity profiles
  • Auto Pause®
  • Interval Training
  • Advanced Training
  • Downloadable workout plans
  • Auto Lap®
  • Manual Lap
  • Customizable lap alarms
  • Heat and altitude acclimatization
  • VO2max
  • Training status (so you know if you're training effectively by recording training data like VO2max and anaerobic threshold and comparing it to current data)
  • Training load (combines heart rate and VO2max data to assess intensity over a 28-day period to ensure you are training in the optimal range for your goal)
  • Training Load Focus
  • Training Effect (aerobic & anaerobic)
  • Key Benefits (Training Effect Labels)
  • Customizable Alarms
  • Audio Announcements
  • End Time
  • Virtual Partner
  • Virtual Racer™
  • Automatic multisport activities
  • Manual multisport activities
  • Route guidance on tracks
  • Segments (Live, Garmin)
  • Strava features (Beacon, Live Segments)
  • RoundTrip routing creator (running/biking).
  • Trendline™ routing by popularity
  • Touchscreen and/or button locks
  • Hotkeys
  • Auto page switching
  • Activity log on the watch
  • Physio TrueUp


Training, planning and analysis functions

  • Heart rate zones
  • Heart rate alerts
  • Heart rate calories
  • % of max heart rate
  • % of heart rate reserve
  • Recovery Time
  • Automatic maximum heart rate
  • HRV stress test (measures your heart rate variability while standing still for 3 minutes, with the result being an estimate of your exertion; the value ranges from 1 to 100, with a lower value indicating less exertion) - with compatible accessories
  • Heart rate recording during swimming - with HRM-Tri™ and HRM-Swim™.
  • Heart rate transmission (sends heart rate data to paired devices via ANT+™).
  • Breath rate (during exercise) - with compatible accessories
  • GPS speed and distance
  • Customizable data pages
  • Customizable activity profiles
  • Auto Pause®
  • Interval Training
  • Optimized intervals (including open repeats, interval data page, recovery page, and auto-detect)
  • Advanced Workouts
  • Downloadable workout plans
  • Auto Lap®
  • Manual Lap
  • Customizable lap alarms
  • Heat and Altitude Acclimatization
  • VO2 Max (Run)
  • Training Status (so you know if you're training effectively by recording training data like VO2max and anaerobic threshold and comparing it to current data)
  • Training Load (combines heart rate and VO2max data to assess intensity over a 28-day period to ensure you are training in the optimal range for your goal)
  • Training Load Focus
  • Training Effect (aerobic & anaerobic)
  • Main benefits (Training Effect terms)
  • Optimized recovery time
  • Daily workout suggestions
  • Customizable alarms
  • Audio Announcements
  • End time
  • Virtual Partner
  • Virtual Racer™
  • Automatic multisport activities
  • Manual multisport activities
  • Route guidance on tracks
  • Segments (Live, Garmin)
  • Strava features (Beacon, Live Segments)
  • RoundTrip routing creator (running/biking).
  • Trendline™ routing by popularity
  • Touchscreen and/or button locks
  • Hotkeys
  • Auto page switching
  • Activity log on the watch
  • Physio TrueUp


Running functions

  • Available running profiles: Running, track running (indoor and outdoor), treadmill training, trail running, virtual running, ultra running
  • GPS-based distance, time and pace data
  • Running efficiency - with compatible accessories
  • Vertical movement and vertical ratio (the high-low movement of your running motion and the cost-benefit ratio of stride length) - with compatible accessories
  • Ground contact time and balance of ground contact time (describes the time from touchdown of the heel, ball or entire foot to leaving it through the toes and helps you run more symmetrically) - with compatible accessories
  • Stride length (real time) - with compatible accessories
  • stride rate (real-time number of steps per minute)
  • Power status (compares your current power status with your average fitness level after running for 6 to 20 minutes)
  • Lactate threshold (determines the point at which your muscles begin to fatigue quickly by analyzing pace and heart rate) - with compatible accessories
  • PacePro™ pace strategies
  • Running workouts
  • Running time prediction
  • Compatible with running sensor


Outdoor recreation features

  • Available outdoor recreation profiles: Hiking, mountaineering, skiing, snowboarding, cross-country skiing, stand up paddling, rowing, kayaking
  • Point-to-point navigation
  • Real-time track recording
  • Back to start
  • TracBack®
  • UltraTrac mode
  • Around Me mode
  • Elevation profile
  • Distance to destination
  • Barometric trend display
  • ClimbPro™ ascent planner
  • Auto ascent for trail running
  • Vertical speed
  • Total ascent/descent
  • Future elevation profile
  • Preloaded topographic maps
  • Preloaded road and trail maps
  • Support for downloadable maps
  • Compatible with BaseCamp™
  • GPS coordinates
  • Area calculation - via Connect IQ™
  • Waypoint projection
  • Hunting and fishing calendar - via Connect IQ™
  • Solar and lunar calendars - via Connect IQ™
  • XERO™ locations


Cycling features

  • Available cycling profiles: Cycling, Indoor cycling, Mountain bike, eBike, eMountain bike.
  • Tracks (to compete against previous activities)
  • Lap and maximum lap performance while cycling - with power meter.
  • Compete against activities
  • Time or distance alarm (when you reach a preset value, an alarm sounds)
  • Performance-based anaerobic threshold (FTP) - with compatible accessories
  • Bike map (routable road maps for cycling)
  • MTB Grit and Flow
  • Compatible with Vector
  • Compatible with power meters (display power data from compatible third-party ANT™ + power meters)
  • Advanced Vector support
  • Compatible with Varia Vision™ (head-mounted display)
  • Compatible with Varia™ radar (rear-facing radar)
  • Compatible with Varia™ bike lights
  • Support for speed and cadence sensors - with sensor


Swim features

  • Available swim profiles: Pool swim, Open water swim, SwimRuns.
  • Open water swim functions (distance, pace, number of pulls/pulls, calories burned).
  • Swimming pool functions (lanes, distance, pace, number of strokes/pulls, calories burned)
  • Swimming style recognition (crawl, backstroke, breaststroke, butterfly)
  • Swimming efficiency (SWOLF)
  • Exercise recording
  • Simple recovery timer (counts up from 0)
  • Recovery timer with "Repeat on
  • Auto-recovery
  • Time and distance alarms
  • Pace alarms (pool swimming only)
  • Countdown start
  • Swim workouts
  • Critical swimming speed
  • Underwater wrist heart rate monitoring (real-time data during recovery periods, statistics for intervals and units during recovery periods, automatic heart rate data download after swim) - with HRM-Tri™ and HRM-Swim™.


Golf features

  • Preloaded with 41,000 golf courses worldwide
  • Distance to the front, middle and back of the green
  • Distance to layups/doglegs
  • Stroke distance measurement (calculates exact distance for shots played on the course)
  • Digital scorecard
  • Automatic statistics storage (strokes, putts per round, greens and fairway hits )
  • Garmin AutoShot™
  • Automatic CourseView updates
  • Green view with option to manually position the flag
  • Obstacles and golf course targets
  • Compatible with TruSwing™
  • Round timer/totals


Tracking features for kids

  • Toe-to-Toe™ Challenges - optional Connect IQ app.


Scope of delivery

  • Forerunner® 945 LTE GPS Triathlon Watch
  • USB charge/sync cable
  • Documentation

Fact Sheet of Garmin Forerunner 945 LTE GPS Smartwatch - white

Product Name: Garmin Forerunner 945 LTE GPS Smartwatch - white
Manufacturer: Garmin
Item Code: GAR542013
activity: Cycling, Outdoor, Run, Swim, Fitness, Triathlon, Swimrun, Hiking
transmission standard: ANT+, Bluetooth, WiFi, NFC
expandable memory: no
Battery Type: integrated Battery
device functions: Altitude, Force-Efficiency-Kit, PC-/App-Analysis, GPS, Navigation, HRM included, Cadence (optional or included), Plan Training on Device, Calorie Consumption, Temperature, Smart Notifications, Running Functions, Cycle Computer, Speed Sensor Bike (optional or included), Foot Pod, Audioplayer, Pedometer
device version: Sports Watch & Smartwatch
compass type: electronical
Display Features: Colored, Touchscreen, with Map Display
display size (diagonal): 1.2"
Model year: 2023
Collection: Full year
Color: White
weight: 49g
manufacturer item code: 010-02383-21
Manufacturer page: