Apple Watch Sport vs. Garmin Forerunner 45S

Smartwatch Comparison, Reviews and Tests

In depth comparison and review of Apple Watch Sport 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

Apple Watch Sport vs. Garmin Forerunner 45S Comparison Chart
GENERAL Apple Watch Sport Garmin Forerunner 45S
Product Type Smart watch Sport watch
Operating System WatchOS 2 -
Supported Host Device OS iOS 8.2 or later iOS, Android
Wearing Style Watch style Watch style
Audio Input Microphone -
Audio Output Speaker -
Width 33.3 mm 39.5 mm
Height 38.6 mm 39.5 mm
Depth 10.5 mm 11.4 mm
Weight 25 g 32 g
Body Material Anodised aluminium -
Protection Splashproof Waterproof
Clock Display Yes Yes
FEATURES Apple Watch Sport Garmin Forerunner 45S
Sensors Accelerometer, ambient light sensor, gyro sensor, heart rate Accelerometer, heart rate
Tracking Data Distance, time, calories burned, activity, heart rate, steps taken Distance, time, speed, calories burned, sleep activity, heart rate, stress level
Goal Setting - Yes
Features Call handling, hands-free, music remote handling, camera remote control, listening to music, MagSafe technology with inductive charging, Force Touch, Digital Crown, Retina Display technology, Digital Touch Music remote handling, find phone function, HR zones, Move IQ, Garmin Connect compatible, Find my Device
Notifications Missed calls, calendar, SMS, Email Calendar, Email, social apps
Vibrating Alert Yes Yes
Payment Technology Apple Pay -
CONNECTIVITY Apple Watch Sport Garmin Forerunner 45S
Wireless Interface IEEE 802.11b/g/n, Bluetooth 4.0 Bluetooth, ANT+
DISPLAY Apple Watch Sport Garmin Forerunner 45S
Type OLED - colour Memory-in-Pixel LCD - colour - transflective
Resolution - 208 x 208 pixels
Screen Size - 1.04"
Screen Protection Ion-X glass -
INPUT DEVICE Apple Watch Sport Garmin Forerunner 45S
Type Touch sensitive screen (Force Touch) -
CASE Apple Watch Sport Garmin Forerunner 45S
Case Size 38 mm -
Case Shape - Round
Case Back Composite back -
Case Details Silver aluminium | Rose gold aluminium | Gold aluminium | Space grey aluminium White | Iris | Black
Crown Type Digital -
BAND Apple Watch Sport Garmin Forerunner 45S
Band Type Sport band Band
Band Size S/M/L S
Fits Wrist with Circumference 130-200 mm 124-185 mm
Changeable Yes Yes
Clasp Type Pin-and-tuck Buckle
Band Material Fluoroelastomer Silicone
Band Colour Yellow | Apricot | Royal blue | Pink | Gold/red | Black | White | Orange | Blue | Lavender | Antique white | Green White | Iris | Black
CPU Apple Watch Sport Garmin Forerunner 45S
Manufacturer Apple -
CPU Type S1 -
BATTERY Apple Watch Sport Garmin Forerunner 45S
Battery Life 18 hours -
Battery Life Details Talk time - up to 3 hour(s)
Audio playback - up to 6.5 hour(s)
GPS mode - up to 13 hour(s)
Smartwatch mode - up to 7 days
Recharge Time 2.5 hour(s) -
MISCELLANEOUS Apple Watch Sport Garmin Forerunner 45S
Included Accessories Power adapter, magnetic charging cable Charging/data cable
Preloaded Software Mail, Stopwatch, Calendar, World clock, Messages, Remote Camera, Alarm, Phone, Photos, Maps, Stocks, Weather, Siri, Music, Timer, Passbook, Remote, Settings, Activity, Workout, Apple Pay -
Compliant Standards IPX7 -
SAR Value 0.073 W/kg (head), 0.024 W/kg (limb) -
Max Depth of Water Resistance - 50 m
Max Operating Temperature 35 °C -
Min Operating Temperature 0 °C -
Warranty 1-year warranty -
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