Garmin · 2019
Forerunner® 245 MusicSize, Dimensions & Wrist Fit
Case Width
42.3mm
Thickness
12.2mm
Diameter
42.3mm
Weight
38.5g
The Garmin Forerunner® 245 Music sits best on flat wrist widths of about 45–60mm (≈ 12.0–16.0cm wrist circumference). Adjust the slider below to check your wrist.
Does the Forerunner® 245 Music fit your wrist?
Drag the slider to your wrist width and see the Forerunner® 245 Music overlaid at true scale. Lug-to-lug — not case diameter — decides whether a watch overhangs your wrist.
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Garmin Forerunner® 245 Music Full Specifications
Overview1
FamilyGarmin
General10
Battery life
Smartwatch Mode: Up to 7 daysGPS mode with music: Up to 6 hoursGPS mode without music: Up to 24 hours
Display Size1.2" (30.4 mm) diameter
Color displayYes
Lens MaterialCorning® Gorilla® Glass 3
Bezel Materialfiber-reinforced polymer
Memory/History4 GB
Strap materialsilicone
Charging methodGarmin proprietary plug charger
Display resolution240 x 240 pixels
Quick Release bandsyes (20 mm, Industry standard)
Sensors8
GPSYes
CompassYes
GLONASSYes
GalileoYes
Thermometeryes (tempe™ sensor required)
AccelerometerYes
Pulse Ox Blood Oxygen Saturation MonitorYes
Garmin Elevate™ wrist heart rate monitorYes
Product Info5
Main SKU010-02120-22
Product ID646690
Product NameForerunner® 245 Music
Release Date4/30/2019
Product VariationAqua
Clock Features7
TimerYes
StopwatchYes
Time/dateYes
Alarm clockYes
GPS Time SyncYes
Sunrise/sunset timesYes
Automatic daylight saving timeYes
Cycling Features7
CoursesYes
Race an activityYes
Compatible with Varia™ lightsYes
Speed and cadence sensor support (w/sensor)Yes
Compatible with Varia™ radar (rear-facing radar)Yes
Compatible with Varia Vision™ (head-mounted display)Yes
Alerts (triggers alarm when you reach goals including time, distance, heart rate or calories)Yes
Running Features12
Run workoutsYes
Race predictorYes
Foot pod capableYes
Running dynamicsyes (with compatible accessory)
Performance conditionYes
Run/Walk/Stand detectionYes
Stride length (real time)yes (with compatible accessory)
PacePro™ Pacing StrategiesYes
Vertical oscillation and ratioyes (with compatible accessory)
Ground contact time and balanceyes (with compatible accessory)
GPS-based distance, time and paceYes
Cadence (provides real-time number of steps per minute)Yes
What You'll Love6
Display type
Sunlight-visible, transflective memory-in-pixel (MIP)
Water rating5 ATM
Music storageYes
Training statusYes
Pulse Ox blood oxygenyes (spot-check and optionally in sleep)
Battery life (smartwatch mode)Up to 7 days
Activity Profiles6
Gym
Strength, Cardio, Elliptical Training, Stair Stepping, Indoor Rowing
SwimPool Swimming
CyclingBiking, Indoor Biking
WellnessWalking, Yoga
Indoor running
Treadmill Running, Indoor Track Running, Virtual Running
Outdoor runningRunning, Outdoor Track Running, Trail Running
Swimming Features8
Pool swim workoutsYes
Auto rest (pool swim only)Yes
Drill logging (pool swim only)Yes
Underwater wrist-based heart rateYes
"Repeat on" rest timer (pool swim only)Yes
Basic rest timer (up from 0) (pool swim only)Yes
Stroke type detection (freestyle, backstroke, breaststroke, butterfly) (pool swim only)Yes
Pool swim metrics (lengths, distance, pace, stroke count, swim efficiency (SWOLF), calories)Yes
Outdoor Recreation7
TracBack®Yes
Back to startYes
UltraTrac modeYes
GPS coordinatesYes
Distance to destinationYes
Point-to-point navigationYes
Bread crumb trail in real timeYes
Daily Smart Features13
CalendarYes
ConnectivityBluetooth®, ANT+®, Wi-Fi®
Find My PhoneYes
Find My WatchYes
VIRB® RemoteYes
Weather forecastsYes
Smart NotificationsYes
Smartphone compatibilityiPhone® and Android™
Controls smartphone musicYes
Plays and controls watch musicYes
Pairs with Garmin Connect™ MobileYes
Text response/reject phone call with text (Android™ only)Yes
Connect IQ™ (downloadable watch faces, data fields and apps)Yes
Activity Tracking Features10
TrueUp™Yes
Move IQ™Yes
Step counterYes
Calories burnedYes
Distance traveledYes
Intensity minutesYes
Automatic rep countingYes
Garmin Connect™ Challenges appyes (optional Connect IQ app)
Move alerts (displays on device after a period of inactivity)Yes
Auto goal (learns your activity level and assigns a daily step goal)Yes
Workout and Training Plans2
Cardio workoutsYes
Strength workoutsYes
Health & Wellness Monitoring10
Sleepyes (advanced)
Hydration
yes (in Garmin Connect™ and optional Connect IQ™ widget)
Fitness ageyes (in app)
All-day stressYes
Women's health
yes (in Garmin Connect™ and optional Connect IQ™ widget)
Resting heart rateYes
Abnormal heart rate alertsyes (high and low)
Relaxation breathing timerYes
Body Battery™ energy monitorYes
Wrist-based heart rate (constant, every second)Yes
Safety and Tracking Features4
AssistanceYes
Live Event SharingAndroid™ Only
Incident Detection during select activitiesYes
Incident detection alert on phone for wearablesYes
Kid Activity Tracking Features1
Toe-to-Toe™ Challenges app
yes (optional Connect IQ Toe-to-Toe™ Challenges app)
Training, Planning and Analysis Features34
% HRRYes
% HR maxYes
HR zonesYes
HR alertsYes
Manual lapYes
Auto max HRYes
Auto scrollYes
Finish timeYes
HR caloriesYes
Voice alertsYes
Custom alertsYes
Physio TrueUpYes
Recovery timeYes
Training loadYes
VO2 Max (Run)Yes
Course guidanceYes
Training effectYes
Virtual PartnerYes
Race an ActivityYes
Advanced workoutsYes
Interval trainingYes
GPS speed and distanceYes
Improved recovery timeYes
Configurable lap alertsYes
Customizable data pagesYes
Touch and/or button lockYes
Activity history on watchYes
Downloadable training plansYes
Training effect (anaerobic)Yes
HRM running pace and distanceYes
Customizable activity profilesYes
Auto Pause® automatic timer haltYes
Auto Lap® interval tracking featureYes
HR broadcast (broadcasts HR data over ANT+® to paired devices)yes (using ANT+ or BLE)
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Forerunner® 245 Music — Frequently Asked Questions
What size is the Garmin Forerunner® 245 Music?
The Garmin Forerunner® 245 Music has a 42.3mm case and is 12.2mm thick.
Will the Garmin Forerunner® 245 Music fit my wrist?
The Garmin Forerunner® 245 Music looks balanced on flat wrist widths of roughly 45–60mm (about 12.0–16.0cm circumference). Use the interactive fit tool above to check against your own wrist.
How much does the Garmin Forerunner® 245 Music weigh?
The Garmin Forerunner® 245 Music weighs 38.5g (case only; straps add weight).
What is the best way to compare the Garmin Forerunner® 245 Music with other watches?
Use our side-by-side comparison tool to see the Garmin Forerunner® 245 Music next to any other watch — case size, thickness, lug-to-lug and full specs, scaled to real proportions.