Samsung Gear S2 vs. Apple Watch Series 4 (GPS + Cellular)

Smartwatch Comparison, Reviews and Tests

In depth comparison and review of Samsung Gear S2 and Apple Watch Series 4 (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 Gear S2 vs. Apple Watch Series 4 (GPS + Cellular) Comparison Chart
GENERAL Samsung Gear S2 Apple Watch Series 4 (GPS + Cellular)
Product Type Smart watch Smart watch
Operating System Tizen OS WatchOS 5
Supported Host Device OS Android 4.4 (KitKat) or later iOS
Wearing Style Watch style Watch style
Audio Input Microphone Microphone
Audio Output - Speaker
Width 39.9 mm 34 mm
Height 43.6 mm 40 mm
Depth 11.4 mm 10.7 mm
Weight 42 g 39.8 g
Body Material Stainless steel Stainless steel
Protection Dustproof, waterproof Waterproof
Clock Display Yes Yes
FEATURES Samsung Gear S2 Apple Watch Series 4 (GPS + Cellular)
Sensors Accelerometer, ambient light sensor, barometer, gyro sensor, heart rate Accelerometer, ambient light sensor, gyro sensor, barometric altimeter, optical heart sensor, electrical heart sensor
Tracking Data Distance, time, speed, calories burned, activity, heart rate, steps taken, water vs. caffeine intake Distance, time, calories burned, activity, heart rate, steps taken, UV index, Air Quality index
Goal Setting - Yes
Features Call handling, find phone function, voice control Music remote handling, ECG accurate heart rate, listening to music, Retina Display technology, call alerts, automatic exercise recognition, Fall detection, Emergency SOS
Notifications SMS Calendar, SMS, Email
Vibrating Alert Yes Yes
Feedback Type - Audio alert, vibration alert, visual interface
Digital Player MP3, AAC, M4A, OGG, AAC +, eAAC+ -
Navigation (GPS) - GPS/GLONASS/Galileo/QZSS receiver
Payment Technology - Apple Pay
IoT Intelligent Assistant - Siri
CELLULAR Samsung Gear S2 Apple Watch Series 4 (GPS + Cellular)
Technology - WCDMA (UMTS) / GSM
Mobile Broadband Generation - 4G
SIM Card Type - Electronic SIM card (e-SIM)
Messaging Services LINE, SMS SMS
Supported Mobile Messaging Services SMS SMS
CONNECTIVITY Samsung Gear S2 Apple Watch Series 4 (GPS + Cellular)
Wireless Interface IEEE 802.11b/g/n, NFC, Bluetooth 4.1 IEEE 802.11b/g/n, Bluetooth 5.0
Bluetooth Profiles Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) -
DISPLAY Samsung Gear S2 Apple Watch Series 4 (GPS + Cellular)
Type Super AMOLED - colour LTPO OLED - colour
Resolution 360 x 360 pixels 324 x 394 pixels
Screen Size 1.2" 1.57"
Aspect Ratio Full circle -
Pixel Density 302 ppi -
Screen Protection Corning Gorilla Glass 3 (scratch resistant glass) Sapphire glass
INPUT DEVICE Samsung Gear S2 Apple Watch Series 4 (GPS + Cellular)
Type Touch sensitive screen Touch sensitive screen (Force Touch)
CASE Samsung Gear S2 Apple Watch Series 4 (GPS + Cellular)
Case Size 40 mm 40 mm
Case Shape - Rectangular
Case Back - Sapphire crystal and ceramic back
Case Details Black | Rose gold | Blue black Stainless steel | Space grey aluminium | Space black stainless steel | Silver aluminium | Gold aluminium | Gold stainless steel
Crown Type - Digital with haptic feedback
BAND Samsung Gear S2 Apple Watch Series 4 (GPS + Cellular)
Band Type Band Milanese loop
Band Width 20 mm -
Fits Wrist with Circumference - 130-180 mm
Clasp Type - Magnetic closure
Band Material Leather Steel mesh
Band Colour Black | Ivory White | Black | Pink sand | Space black | Gold | Seashell | Stone
STORAGE Samsung Gear S2 Apple Watch Series 4 (GPS + Cellular)
Storage Capacity 4 GB 16 GB
User Memory 1.9 GB -
RAM Samsung Gear S2 Apple Watch Series 4 (GPS + Cellular)
RAM Size 512 MB -
CPU Samsung Gear S2 Apple Watch Series 4 (GPS + Cellular)
Manufacturer Samsung Apple
CPU Type Exynos 3250 S4
Clock Speed 1 GHz -
Features - W3 Apple wireless chip
BATTERY Samsung Gear S2 Apple Watch Series 4 (GPS + Cellular)
Technology Lithium Ion Lithium Ion
Capacity 250 mAh -
Battery Life 3 day(s) 18 hours
Battery Life Details Low usage - up to 4 days -
Rechargeable Battery - Yes
Wireless Charging Yes Yes
MISCELLANEOUS Samsung Gear S2 Apple Watch Series 4 (GPS + Cellular)
Included Accessories Power adapter, wireless charging dock Power adapter, magnetic charging cable
Preloaded Software Contacts, E-mail, Messages, Music Player, Twitter, Samsung Apps, News, Gallery, Weather, S Voice, S Health, Notification Center, Nike+ Running Apple Pay
Compliant Standards IP68 -
SAR Value - 0.27 W/kg (head), 0.26 W/kg (limb)
Max Depth of Water Resistance - 50 m
Manufacturer Model Number SM-R732 -
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