Samsung Galaxy Watch Active 2 vs. Samsung Galaxy Watch4

Smartwatch Comparison, Reviews and Tests

In depth comparison and review of Samsung Galaxy Watch Active 2 and Samsung Galaxy Watch4. 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 Watch Active 2 vs. Samsung Galaxy Watch4 Comparison Chart
GENERAL Samsung Galaxy Watch Active 2 Samsung Galaxy Watch4
Product Type Smart watch Smart watch
Operating System Tizen OS Wear OS by Samsung
Supported Host Device OS iOS 9 or later, Android 5.0 (Lollipop) or later Android 6.0 (Marshmallow) or later
Wearing Style Watch style Watch style
Audio Input Microphone -
Width 40 mm 39.3 mm
Height 40 mm 40.4 mm
Depth 10.9 mm 9.7 mm
Weight 26 g 25.9 g
Body Material Aluminium Aluminium
Protection Waterproof Waterproof
Clock Display Yes Yes
FEATURES Samsung Galaxy Watch Active 2 Samsung Galaxy Watch4
Sensors Accelerometer, ambient light sensor, barometer, gyro sensor, optical heart sensor, electrical heart sensor Accelerometer, ambient light sensor, barometer, gyro sensor, bioimpedance sensor, electromagnetic compass, optical heart sensor, electrical heart sensor
Tracking Data Distance, calories burned, activity, sleep activity, heart rate, steps taken, stress level Distance, calories burned, activity, sleep activity, heart rate, steps taken, blood oxygen saturation, body composition, ECG, REM phases
Goal Setting Yes Yes
Features Music remote handling, camera remote control, automatic exercise recognition, Wireless PowerShare support Find phone function, VO2 max, automatic exercise recognition, personalised coaching
Notifications SMS, social apps, incoming calls Calendar, SMS, social apps, incoming calls
Vibrating Alert Yes Yes
Feedback Type Vibration alert, visual interface, rotating bezel 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 receiver
CELLULAR Samsung Galaxy Watch Active 2 Samsung Galaxy Watch4
Technology - WCDMA (UMTS)
Mobile Broadband Generation - 4G
SIM Card Type - Electronic SIM card (e-SIM)
CONNECTIVITY Samsung Galaxy Watch Active 2 Samsung Galaxy Watch4
Wireless Interface IEEE 802.11b/g/n, NFC, Bluetooth 5.0 NFC, IEEE 802.11a/b/g/n, Bluetooth 5.0
Bluetooth Profiles Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP)
DISPLAY Samsung Galaxy Watch Active 2 Samsung Galaxy Watch4
Type Super AMOLED - colour Super AMOLED - colour
Resolution 360 x 360 pixels 396 x 396 pixels
Screen Size 1.2" 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) Corning Gorilla Glass DX+ (scratch resistant glass)
Always On Display (AOD) Yes Yes
INPUT DEVICE Samsung Galaxy Watch Active 2 Samsung Galaxy Watch4
Type Touch sensitive screen Touch sensitive screen, push buttons
CASE Samsung Galaxy Watch Active 2 Samsung Galaxy Watch4
Case Size 40 mm 40 mm
Case Shape Round Round
Case Details Pink gold aluminium | Aqua black aluminium | Cloud silver aluminium Pink gold | Black | Silver
BAND Samsung Galaxy Watch Active 2 Samsung Galaxy Watch4
Band Type Band Sport band
Band Width 20 mm -
Changeable Yes Yes
Clasp Type Buckle Buckle
Band Material Fluoroelastomer -
Band Colour Mod grey | Pink gold | Aqua black | Cloud silver Pink | Black | White
STORAGE Samsung Galaxy Watch Active 2 Samsung Galaxy Watch4
Storage Capacity 4 GB 16 GB
User Memory 1.4 GB 7.6 GB
RAM Samsung Galaxy Watch Active 2 Samsung Galaxy Watch4
RAM Size 768 MB 1.5 GB
CPU Samsung Galaxy Watch Active 2 Samsung Galaxy Watch4
Manufacturer Samsung Samsung
CPU Type Exynos 9110 Exynos W920
Clock Speed 1.15 GHz 1.18 GHz
BATTERY Samsung Galaxy Watch Active 2 Samsung Galaxy Watch4
Capacity 247 mAh 247 mAh
Battery Life - 40 hours
Battery Life Details Typical usage - up to 43 hour(s)
Low usage - up to 95 hour(s)
-
Rechargeable Battery Yes Yes
Wireless Charging Yes Yes
Wireless Charging Standards WPC WPC, Wireless PowerShare
MISCELLANEOUS Samsung Galaxy Watch Active 2 Samsung Galaxy Watch4
Included Accessories Wireless charging dock Wireless charging dock
Preloaded Software Smart Caddi -
Compliant Standards MIL-STD 810G, IP68 MIL-STD 810G, IP68
SAR Value 0.041 W/kg (head), 0.101 W/kg (limb) 0.729 W/kg (head), 2.594 W/kg (limb)
Max Depth of Water Resistance 50 m 50 m
Manufacturer Model Number SM-R830 SM-R865F
Warranty 1-year warranty 2-year warranty
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