Site Title

Compare Samsung Galaxy Watch 4 [40 mm] vs Apple Watch SE [40 mm] vs Oppo Band [Band Style]

Price

MSRP
249 USD
279 USD
Offers (incl. referral links)

Variants

40 mm
44 mm
40 mm
44 mm
Band Style
Band

Connectivity

Ports
Magnetic Connector
Wireless Connectivity
LTE (optional), Bluetooth 5.0, WiFi 4, NFC
Bluetooth 5.0 LE, WiFi 4, NFC
Bluetooth 5.0

Construction

Battery | Capacity
100 mAh
Colors
Black, Green, Silver
Silver, Gold, Space Gray, Blue, Red
Black, Vanilla
Material
Aluminum case + Corning Gorilla Glass with DX+ display cover
Glass front, ceramic/sapphire crystal back, aluminum frame
2.5D glass front + plastic back

Dimensions

Size | Depth
9.8 mm
10.4 mm
11.45 mm
Size | Height
40.4 mm
40 mm
40.4 mm
Size | Width
39.3 mm
34 mm
17.6 mm
Weight
25.9 g
30..7
10.3 g

Display

Brightness
1000 nits
Display Diagonal
1.2" / 30.4 mm
1.57 in
1.1"
Display Type
OLED (Super AMOLED), Full Color Always On Display, Corning Gorilla Glass DX
OLED
AMOLED (OLED)
Gamut
100% DCI-P3
Pixel Density
326 ppi
Resolution
396 x 396
394 x 324
294x126

Function

Chipset
Exynos W920 Dual Core 1.18GHz (5nm Processor)
Apple S5 Dual Core
Apollo3
Compatibility
Android 6.0 or higher
Fast Charging
30 minutes for 10 hours
15 minutes charges to 46%
GPS
GPS/Glonass/Beidou/Galileo
Yes, with A-GPS, GLONASS
Operating System
Wear OS Powered by Samsung, One UI Watch 3
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, heart rate (2nd gen), barometer, always-on altimeter, compass, SpO2, VO2max
3-axis acceleration sensor, optical heart rate sensor, optical SpO2 sensor
Touch Screen
3D Touch
Weather Resistance
5ATM + IP68
5 ATM water resistance (50 m)
5ATM
Wireless Charging
WPC-based wireless charging

Performance

Battery Life
40 hours
18 h
Up to 12 days
Durability
MIL-STD-810G
Memory | Capacity
1.5 GB
1 GB
Storage
16 GB
32 GB
16 MB

Production

Availability
2020-09-18
Debut
2021-08-11
2020-09-15
2020-06
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