Garmin vívoactive 3 vs. Garmin Forerunner 45

Smartwatch Comparison, Reviews and Tests

Detailed comparison and review of Garmin vívoactive 3 and Garmin Forerunner 45. With our comprehensive overview, you can simply compare size, design, functions, battery capacities, but also other key features of both smartwatches and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the watch that best fits your needs and expectations.

Smartwatch Specifications Comparison

Garmin vívoactive 3 vs. Garmin Forerunner 45 Comparison Chart
GENERAL Garmin vívoactive 3 Garmin Forerunner 45
Product Type Smart watch Smart watch
Supported Host Device OS iOS, Android iOS, Android
Activity/Sport Multisport -
Wearing Style Watch style Watch style
Width 43.4 mm 42 mm
Height 43.4 mm 42 mm
Depth 11.7 mm 11.4 mm
Weight 43 g 36 g
Protection Waterproof Waterproof
Clock Display Yes Yes
FEATURES Garmin vívoactive 3 Garmin Forerunner 45
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, call alerts, Bluetooth Smart technology, automatic exercise recognition, VIRB control, Move IQ, Side Swipe interface, Find my Device, Downloadable workouts 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 Garmin Forerunner 45
Wireless Interface Bluetooth 4.0, ANT+/ANT Bluetooth, ANT+
DISPLAY Garmin vívoactive 3 Garmin Forerunner 45
Type Memory-in-Pixel LCD - colour - transflective 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 Garmin Forerunner 45
Type Touch sensitive screen -
CASE Garmin vívoactive 3 Garmin Forerunner 45
Case Shape Round Round
Bezel Stainless steel -
Case Back Glass fibre reinforced polymer -
Case Details Stainless steel | Rose gold | Gunmetal Black
BAND Garmin vívoactive 3 Garmin Forerunner 45
Band Type Band Band
Band Size - L
Band Width 20 mm -
Fits Wrist with Circumference 127-204 mm 129-197 mm
Changeable Yes Yes
Clasp Type Buckle Buckle
Band Material Silicone Silicone
Band Colour Black | White Black | Lava red
BATTERY Garmin vívoactive 3 Garmin Forerunner 45
Technology Lithium Ion -
Battery Life 8 day(s) -
Battery Life Details Navigation tracking - up to 13 hour(s)
Typical usage - up to 8 days
GPS mode - up to 13 hour(s)
Smartwatch mode - up to 7 days
MISCELLANEOUS Garmin vívoactive 3 Garmin Forerunner 45
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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