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  • Garmin - Forerunner 45S HR - Iris
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  • Garmin - Forerunner 45S HR - Iris

Garmin Forerunner 45S HR


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    • Iris, One Size

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    Forerunner 45S HR

    The Forerunner 45S HR from Garmin is a GPS Running Smartwatch that also provides Garmin Coach Training Plan Support so you get maximum gains from your workouts. Its smaller, 39mm case size is unobtrusive while running and cycling and it monitors your heart rate at your wrist so you can leave the strap at home. And in its GPS sensor that tracks your pace, distance, intervals, and more and you have a highly capable watch for any sporting endeavor.

    As noted above, the 45S works with Garmin Coach adaptive training plans that bring expert, personalized coaching right to your wrist. It also easily pairs to your smartphone and apps for running, cycling, indoor track, treadmill, elliptical, cardio, yoga, and more. Its connected features include smart notifications for incoming texts and calls, automatic uploads to Garmin Connect, live tracking, and controls for the music playing on your phone. This safety and tracking feature also includes incident detection (during select activities) and assistance and sends your real-time location to emergency contacts. Lastly, its battery life is up to 7 days in smartwatch mode and 13 hours in GPS mode.

    • A running and cycling watch that helps you get the most from training
    • Provides speed, distance, and provides pacing
    • Wrist-based heart rate monitor means no more chest strap
    • Accelerometer eliminates the need for a foot pod
    • Inactivity and interval alerts keep your motivation up
    • Lifestyle metrics include calories and sleep monitoring
    • Smaller face (39mm) of the two Forerunner 45s
    • Water-rated to 5 ATM
    • Item #GRMF00F

    Tech Specs

    Strap Material
    Face Material
    chemically strengthened glass
    Heart Rate Monitor
    Garmin Elevate wrist
    Technical Features
    clock, GPS, heart rate, pedometer
    ANT+, Bluetooth
    Operating System
    Garmin Connect
    Date Indicator
    Weekday Indicator
    clock, time/distance alert
    5 ATM
    Battery Type
    rechargeable lithium-ion
    Battery Life
    [smartwatch mode] up to 7 days, [GPS mode] up to 13 hours
    Low Battery Indicator
    Forerunner 45S, charging cable, documentation
    Face Size
    Claimed Weight
    Recommended Use
    running, cycling
    Manufacturer Warranty
    1 year

    Tech Specs

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