Compare Samsung Galaxy Watch 4 Classic vs Samsung Galaxy Fit 2 vs Apple Watch SE
Variants
42 mm
46 mm
40 mm
44 mm
Connectivity
Ports
Magnetic Connector
Wireless Connectivity
LTE (optional), Bluetooth 5.0, WiFi 4, NFC
Bluetooth 5.1
Bluetooth 5.0 LE, WiFi 4, NFC
Construction
Battery | Capacity
159 mAh
Colors
Black, Silver
Material
Aluminum case + Corning Gorilla Glass with DX display cover
Glass front, ceramic/sapphire crystal back, aluminum frame
Dimensions
Size | Depth
11.1 mm
10.4 mm
Size | Height
46.6 mm
Size | Width
18.6 mm
Weight
21 g
Display
Brightness
1000 nits
Display Diagonal
1.1 inch
Display Type
OLED (Super AMOLED), Full Color Always On Display, Corning Gorilla Glass DX
OLED (AMOLED), 16M colors (8-bit)
OLED
Pixel Density
326 ppi
Resolution
126 x 294
Function
Chipset
Exynos W920 Dual Core 1.18GHz (5nm Processor)
Apple S5 Dual Core
Compatibility
Android 6.0 or higher
Fast Charging
30 minutes for 10 hours
GPS
GPS/Glonass/Beidou/Galileo
Yes, with A-GPS, GLONASS
Operating System
Wear OS Powered by Samsung, One UI Watch 3
FreeRTOS
WatchOS 7.0
SIM
ESIM
ESIM
Sensor
Samsung BioActive Sensor (Optical Heart Rate + Electrical Heart + Bioelectrical Impedance Analysis), Accelerometer, Barometer, Gyro Sensor, Geomagnetic Sensor, Light Sensor
Accelerometer,Gyro Sensor,Optical Heart Rate Sensor
Accelerometer, gyro, heart rate (2nd gen), barometer, always-on altimeter, compass, SpO2, VO2max
Touch Screen
3D Touch
Weather Resistance
5ATM + IP68
5 ATM water resistance (50 m)
Wireless Charging
WPC-based wireless charging
Performance
Battery Life
40 hours
up to 15 days / 21 days (low usage)
18 h
Durability
MIL-STD-810G
Memory | Capacity
1.5 GB
2 GB
1 GB
Storage
16 GB
32 GB
32 GB
Production
Availability
2020-09-18
Debut
2021-08-11
2020-09-02
2020-09-15
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