Compare Samsung Galaxy Watch 4 Classic vs Oppo Band vs Samsung Galaxy Watch 4
Variants
42 mm
46 mm
Band Style
Band
40 mm
44 mm
Connectivity
Wireless Connectivity
LTE (optional), Bluetooth 5.0, WiFi 4, NFC
Bluetooth 5.0
LTE (optional), Bluetooth 5.0, WiFi 4, NFC
Construction
Battery | Capacity
100 mAh
Colors
Black, Silver
Material
Aluminum case + Corning Gorilla Glass with DX display cover
2.5D glass front + plastic back
Aluminum case + Corning Gorilla Glass with DX+ display cover
Dimensions
Size | Depth
11.45 mm
9.8 mm
Size | Height
40.4 mm
Size | Width
17.6 mm
Weight
10.3 g
Display
Display Diagonal
1.1"
Display Type
OLED (Super AMOLED), Full Color Always On Display, Corning Gorilla Glass DX
AMOLED (OLED)
OLED (Super AMOLED), Full Color Always On Display, Corning Gorilla Glass DX
Gamut
100% DCI-P3
Resolution
294x126
Function
Chipset
Exynos W920 Dual Core 1.18GHz (5nm Processor)
Apollo3
Exynos W920 Dual Core 1.18GHz (5nm Processor)
Compatibility
Android 6.0 or higher
Android 6.0 or higher
Fast Charging
30 minutes for 10 hours
15 minutes charges to 46%
30 minutes for 10 hours
GPS
GPS/Glonass/Beidou/Galileo
GPS/Glonass/Beidou/Galileo
Operating System
Wear OS Powered by Samsung, One UI Watch 3
Wear OS Powered by Samsung, One UI Watch 3
SIM
ESIM
ESIM
Sensor
Samsung BioActive Sensor (Optical Heart Rate + Electrical Heart + Bioelectrical Impedance Analysis), Accelerometer, Barometer, Gyro Sensor, Geomagnetic Sensor, Light Sensor
3-axis acceleration sensor, optical heart rate sensor, optical SpO2 sensor
Samsung BioActive Sensor (Optical Heart Rate + Electrical Heart + Bioelectrical Impedance Analysis), Accelerometer, Barometer, Gyro Sensor, Geomagnetic Sensor, Light Sensor
Weather Resistance
5ATM + IP68
5ATM
5ATM + IP68
Wireless Charging
WPC-based wireless charging
WPC-based wireless charging
Performance
Battery Life
40 hours
Up to 12 days
40 hours
Durability
MIL-STD-810G
MIL-STD-810G
Memory | Capacity
1.5 GB
1.5 GB
Storage
16 GB
16 MB
16 GB
Production
Debut
2021-08-11
2020-06
2021-08-11
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