Garmin Forerunner 45S vs. Apple Watch Series 6 (GPS + Cellular)

Smartwatch Comparison, Reviews and Tests

Detailed comparison and review of Garmin Forerunner 45S and Apple Watch Series 6 (GPS + Cellular). 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 Forerunner 45S vs. Apple Watch Series 6 (GPS + Cellular) Comparison Chart
GENERAL Garmin Forerunner 45S Apple Watch Series 6 (GPS + Cellular)
Product Type Sport watch Smart watch
Operating System - WatchOS 7
Supported Host Device OS iOS, Android iOS 14 or later
Wearing Style Watch style Watch style
Audio Input - Microphone
Audio Output - Speaker
Width 39.5 mm -
Height 39.5 mm -
Depth 11.4 mm -
Weight 32 g -
Body Details - Case only: 39.7 g
Body Material - Stainless steel
Protection Waterproof Water-resistant
Clock Display Yes Yes
FEATURES Garmin Forerunner 45S Apple Watch Series 6 (GPS + Cellular)
Sensors Accelerometer, heart rate Accelerometer, ambient light sensor, digital compass, gyro sensor, barometric altimeter, optical heart sensor, electrical heart sensor, blood oxygen sensor
Tracking Data Distance, time, speed, calories burned, sleep activity, heart rate, stress level Distance, time, calories burned, activity, sleep activity, heart rate, blood oxygen saturation, ECG
Goal Setting Yes Yes
Features Music remote handling, find phone function, HR zones, Move IQ, Garmin Connect compatible, Find my Device Music remote handling, ECG accurate heart rate, camera remote control, Retina Display technology, Fall detection, Emergency SOS, irregular beat alerts, Family Setup support
Notifications Calendar, Email, social apps Calendar
Vibrating Alert Yes Yes
Feedback Type - Audio alert, vibration alert, visual interface
Navigation (GPS) - GPS/GNSS receiver
Payment Technology - Apple Pay
Internet of Things (IoT) Compatible - Yes
IoT Intelligent Assistant - Siri
IoT Voice Controlled - Direct
CELLULAR Garmin Forerunner 45S Apple Watch Series 6 (GPS + Cellular)
Technology - WCDMA (UMTS)
Mobile Broadband Generation - 4G
SIM Card Type - Electronic SIM card (e-SIM)
CONNECTIVITY Garmin Forerunner 45S Apple Watch Series 6 (GPS + Cellular)
Wireless Interface Bluetooth, ANT+ IEEE 802.11b/g/n, Bluetooth 5.0
DISPLAY Garmin Forerunner 45S Apple Watch Series 6 (GPS + Cellular)
Type Memory-in-Pixel LCD - colour - transflective LTPO OLED - colour
Resolution 208 x 208 pixels 324 x 394 pixels
Screen Size 1.04" -
Screen Protection - Sapphire glass
Always On Display (AOD) - Yes
INPUT DEVICE Garmin Forerunner 45S Apple Watch Series 6 (GPS + Cellular)
Type - Touch sensitive screen
CASE Garmin Forerunner 45S Apple Watch Series 6 (GPS + Cellular)
Case Size - 40 mm
Case Shape Round Rectangular
Case Back - Sapphire crystal and ceramic back
Case Details White | Iris | Black Gold stainless steel | Blue aluminium | Silver stainless steel | Graphite stainless steel | Gold aluminium | Space grey aluminium | Red aluminium | Silver aluminium
Crown Type - Digital with haptic feedback
BAND Garmin Forerunner 45S Apple Watch Series 6 (GPS + Cellular)
Band Type Band Sport band
Band Size S S/M/L
Fits Wrist with Circumference 124-185 mm 130-200 mm
Changeable Yes Yes
Clasp Type Buckle Pin-and-tuck
Band Material Silicone Fluoroelastomer
Band Colour White | Iris | Black Deep navy | White | Black | Pink sand | Cyprus green | Red | Black Unity | Silver | Graphite | Gold | Garnet
STORAGE Garmin Forerunner 45S Apple Watch Series 6 (GPS + Cellular)
Storage Capacity - 32 GB
CPU Garmin Forerunner 45S Apple Watch Series 6 (GPS + Cellular)
Manufacturer - Apple
CPU Type - S6
Features - W3 Apple wireless chip, U1 chip
BATTERY Garmin Forerunner 45S Apple Watch Series 6 (GPS + Cellular)
Technology - Lithium Ion
Battery Life - 18 hours
Battery Life Details GPS mode - up to 13 hour(s)
Smartwatch mode - up to 7 days
-
Rechargeable Battery - Yes
Wireless Charging - Yes
MISCELLANEOUS Garmin Forerunner 45S Apple Watch Series 6 (GPS + Cellular)
Included Accessories Charging/data cable Magnetic charging cable
Preloaded Software - Apple Pay, GymKit
SAR Value - 0.29 W/kg (head), 0.31 W/kg (limb)
Max Depth of Water Resistance 50 m 50 m
Manufacturer Model Number - A2375
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