Garmin vívoactive 3 Music vs. Garmin Forerunner 45S

Smartwatch Comparison, Reviews and Tests

In depth comparison and review of Garmin vívoactive 3 Music and Garmin Forerunner 45S. Compare sizes, functions, displays, batteries and other important specifications and features to easily choose the right smartwatch for you. Our goal is to help you uncover differences between the products and find the watch that will best fit your needs.

Smartwatch Specifications Comparison

Garmin vívoactive 3 Music vs. Garmin Forerunner 45S Comparison Chart
GENERAL Garmin vívoactive 3 Music Garmin Forerunner 45S
Product Type Smart watch Sport watch
Supported Host Device OS iOS, Android iOS, Android
Wearing Style Watch style Watch style
Width 43.4 mm 39.5 mm
Height 43.4 mm 39.5 mm
Depth 11.7 mm 11.4 mm
Weight 43 g 32 g
Protection Waterproof Waterproof
Clock Display Yes Yes
FEATURES Garmin vívoactive 3 Music Garmin Forerunner 45S
Sensors Accelerometer, digital compass, thermometre, altimeter, heart rate, VO2 max Accelerometer, heart rate
Tracking Data Distance, time, speed, calories burned, activity, sleep activity, heart rate, steps taken, floors climbed, blood oxygen saturation, pace, stress level Distance, time, speed, calories burned, sleep activity, heart rate, stress level
Goal Setting Yes Yes
Features Music remote handling, find phone function, listening to music, call alerts, Bluetooth Smart technology, automatic exercise recognition, VIRB control, Move IQ, Side Swipe interface, Find my Device, Downloadable workouts, store & play music Music remote handling, find phone function, HR zones, Move IQ, Garmin Connect compatible, Find my Device
Notifications Calendar, SMS, Email Calendar, Email, social apps
Vibrating Alert Yes Yes
Feedback Type Vibration alert, visual interface -
Payment Technology Garmin Pay -
CONNECTIVITY Garmin vívoactive 3 Music Garmin Forerunner 45S
Wireless Interface Bluetooth 4.0, ANT+/ANT Bluetooth, ANT+
DISPLAY Garmin vívoactive 3 Music Garmin Forerunner 45S
Type Colour Memory-in-Pixel LCD - colour - transflective
Resolution 240 x 240 pixels 208 x 208 pixels
Screen Size 1.2" 1.04"
Aspect Ratio Full circle -
Screen Protection Corning Gorilla Glass 3 (scratch resistant glass) -
INPUT DEVICE Garmin vívoactive 3 Music Garmin Forerunner 45S
Type Touch sensitive screen -
CASE Garmin vívoactive 3 Music Garmin Forerunner 45S
Case Shape Round Round
Case Details Black White | Iris | Black
BAND Garmin vívoactive 3 Music Garmin Forerunner 45S
Band Type Band Band
Band Size - S
Band Width 20 mm -
Fits Wrist with Circumference 127-204 mm 124-185 mm
Changeable Yes Yes
Clasp Type - Buckle
Band Material Silicone Silicone
Band Colour Black | Blue White | Iris | Black
BATTERY Garmin vívoactive 3 Music Garmin Forerunner 45S
Technology Lithium Ion -
Battery Life 7 day(s) -
Battery Life Details Audio playback/GPS - up to 5 hour(s)
Typical usage - up to 7 days
GPS mode - up to 13 hour(s)
Smartwatch mode - up to 7 days
MISCELLANEOUS Garmin vívoactive 3 Music Garmin Forerunner 45S
Included Accessories Charging cable Charging/data cable
Preloaded Software Garmin Pay, Garmin Heartbeat, CONNECT IQ -
Max Depth of Water Resistance 50 m 50 m
Warranty 1-year warranty -
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