Samsung Galaxy Watch4 vs. Apple Watch Series 8 (GPS + Cellular)

Smartwatch Comparison, Reviews and Tests

In depth comparison and review of Samsung Galaxy Watch4 and Apple Watch Series 8 (GPS + Cellular). 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

Samsung Galaxy Watch4 vs. Apple Watch Series 8 (GPS + Cellular) Comparison Chart
GENERAL Samsung Galaxy Watch4 Apple Watch Series 8 (GPS + Cellular)
Product Type Smart watch Smart watch
Operating System Wear OS by Samsung WatchOS
Supported Host Device OS Android 6.0 (Marshmallow) or later iOS 16 or later
Wearing Style Watch style Watch style
Audio Input - Microphone
Audio Output - Speaker
Width 39.3 mm -
Height 40.4 mm -
Depth 9.7 mm -
Weight 25.9 g -
Body Details - Case only: 32 g
Body Material Aluminium Aerospace-grade aluminium alloy
Protection Waterproof Water-resistant, dust-resistant, crack-resistant
Clock Display Yes Yes
FEATURES Samsung Galaxy Watch4 Apple Watch Series 8 (GPS + Cellular)
Sensors Accelerometer, ambient light sensor, barometer, gyro sensor, bioimpedance sensor, electromagnetic compass, optical heart sensor, electrical heart sensor Accelerometer, ambient light sensor, digital compass, electrical heart sensor, blood oxygen sensor, gyroscope, temperature sensing, optical heart sensor (3d gen), always-on altimeter
Tracking Data Distance, calories burned, activity, sleep activity, heart rate, steps taken, blood oxygen saturation, body composition, ECG, REM phases Distance, time, calories burned, activity, sleep activity, heart rate, blood oxygen saturation, sleep stages, menstrual cycle, ECG, ovulation phase, rapid eye movement (REM)
Goal Setting Yes Yes
Features Find phone function, VO2 max, automatic exercise recognition, personalised coaching Call handling, Fall detection, Emergency SOS, Family Setup support, International Emergency Calling, Crash Detection, noise monitoring, Compass Waypoint, brightness: 1000 nits, Edge-to-edge display
Notifications Calendar, SMS, social apps, incoming calls Calendar, SMS, Email, high and low heart rate, irregular rhythm, cardio fitness
Vibrating Alert Yes Yes
Feedback Type Vibration alert, visual interface Audio alert, vibration alert, visual interface
Digital Player MP3, WAV, AAC, AMR, M4A, OGG, 3GA, AWB, OGA -
Navigation (GPS) GPS/GLONASS/Galileo/BeiDou receiver GPS/GLONASS/Galileo/BeiDou/QZSS receiver
Payment Technology - Apple Pay
Internet of Things (IoT) Compatible - Yes
IoT Intelligent Assistant - Siri
IoT Voice Controlled - Direct
CELLULAR Samsung Galaxy Watch4 Apple Watch Series 8 (GPS + Cellular)
Technology WCDMA (UMTS) WCDMA (UMTS)
Mobile Broadband Generation 4G 4G
SIM Card Type Electronic SIM card (e-SIM) Electronic SIM card (e-SIM)
CONNECTIVITY Samsung Galaxy Watch4 Apple Watch Series 8 (GPS + Cellular)
3M UMTS Band - Band 1, Band 2, Band 5, Band 8, Band 10
4G LTE Band - Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 39, Band 40, Band 41, Band 66
Wireless Interface NFC, IEEE 802.11a/b/g/n, Bluetooth 5.0 IEEE 802.11b/g/n, LTE, Bluetooth 5.0, Ultra-Wideband (UWB)
Bluetooth Profiles Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) -
DISPLAY Samsung Galaxy Watch4 Apple Watch Series 8 (GPS + Cellular)
Type Super AMOLED - colour Retina LTPO OLED - colour
Resolution 396 x 396 pixels 352 x 430 pixels
Screen Size 1.19" -
Aspect Ratio Full circle -
Pixel Density 330 ppi -
Colour Depth 24-bit (16.7 million colours) -
Screen Protection Corning Gorilla Glass DX+ (scratch resistant glass) Ion-X glass
Always On Display (AOD) Yes Yes
INPUT DEVICE Samsung Galaxy Watch4 Apple Watch Series 8 (GPS + Cellular)
Type Touch sensitive screen, push buttons Touch sensitive screen
CASE Samsung Galaxy Watch4 Apple Watch Series 8 (GPS + Cellular)
Case Size 40 mm 41 mm
Case Shape Round Rectangular
Case Back - Sapphire crystal and ceramic back
Case Details Pink gold | Black | Silver Starlight aluminium | Red aluminium | Silver stainless steel | Gold stainless steel | Midnight aluminium | Graphite stainless steel | Silver aluminium
Crown Type - Digital with haptic feedback
BAND Samsung Galaxy Watch4 Apple Watch Series 8 (GPS + Cellular)
Band Type Sport band Sport band
Band Size - Regular
Fits Wrist with Circumference - 130-200 mm
Changeable Yes Yes
Clasp Type Buckle Pin-and-tuck
Band Material - Fluoroelastomer
Band Colour Pink | Black | White Starlight | Red | White | Midnight | Silver | Gold | Graphite
STORAGE Samsung Galaxy Watch4 Apple Watch Series 8 (GPS + Cellular)
Storage Capacity 16 GB 32 GB
User Memory 7.6 GB -
RAM Samsung Galaxy Watch4 Apple Watch Series 8 (GPS + Cellular)
RAM Size 1.5 GB -
CPU Samsung Galaxy Watch4 Apple Watch Series 8 (GPS + Cellular)
Manufacturer Samsung Apple
CPU Type Exynos W920 S8 SiP
Clock Speed 1.18 GHz -
Features - W3 Apple wireless chip, U1 chip
BATTERY Samsung Galaxy Watch4 Apple Watch Series 8 (GPS + Cellular)
Technology - Lithium Ion
Capacity 247 mAh -
Battery Life 40 hours 18 hours
Rechargeable Battery Yes Yes
Wireless Charging Yes Yes
Wireless Charging Standards WPC, Wireless PowerShare -
MISCELLANEOUS Samsung Galaxy Watch4 Apple Watch Series 8 (GPS + Cellular)
Included Accessories Wireless charging dock Magnetic fast charger to USB-C cable (1 m)
Preloaded Software - Apple Pay, GymKit
Compliant Standards MIL-STD 810G, IP68 IP6X
SAR Value 0.729 W/kg (head), 2.594 W/kg (limb) 0.31 W/kg (head), 0.55 W/kg (head)
Max Depth of Water Resistance 50 m 50 m
Manufacturer Model Number SM-R865F A2773
Warranty 2-year warranty 1-year warranty
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