Compare Samsung Galaxy Watch 4 vs Apple Watch Series 6 vs Mi Smart Band 6
Variants
40 mm
44 mm
40 mm
44 mm
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
125 mAh
Cable
1 m Magnetic charging cable
Colors
Aluminium: Silver, Gold, Space Gray, Blue, Red / Stainless Steel: Silver, Graphite (DLC), Gold (PVD)
Material
Aluminum case + Corning Gorilla Glass with DX+ display cover
Stainless steel, Aluminum, Ceramic
Aluminum alloy
Motor
Rotor haptic motor
Dimensions
Size | Depth
9.8 mm
10.4 mm
12.7 mm
Size | Height
47.4 mm
Size | Width
18.6 mm
Weight
12.8 g
Display
Brightness
1000 nits
450 nits
Display Diagonal
1.78 in
1.56 inch
Display Type
OLED (Super AMOLED), Full Color Always On Display, Corning Gorilla Glass DX
OLED, w/ Sapphire Crystal
OLED (AMOLED), 2.5D reinforced glass and AF coating
Pixel Density
326 ppi
Resolution
152 x 486
Function
Chipset
Exynos W920 Dual Core 1.18GHz (5nm Processor)
Apple S6 Dual Core
Compatibility
Android 6.0 or higher
Fast Charging
30 minutes for 10 hours
Yes
GPS
GPS/Glonass/Beidou/Galileo
Yes
Operating System
Wear OS Powered by Samsung, One UI Watch 3
WatchOS 7
SIM
ESIM
ESIM
Sensor
Samsung BioActive Sensor (Optical Heart Rate + Electrical Heart + Bioelectrical Impedance Analysis), Accelerometer, Barometer, Gyro Sensor, Geomagnetic Sensor, Light Sensor
Accelerometer, Altimeter, Barometer, Compass, ECG, Gyroscope, Heart Rate, Light Sensor, Pulse Oximeter
6-axis sensor: Low power-consumption 3-axis accelerometer and 3-axis gyroscope PPG heart rate sensor
Touch Screen
3D Touch
Weather Resistance
5ATM + IP68
5 ATM water resistance (50 m)
5 ATM waterproofing
Wireless Charging
WPC-based wireless charging
Performance
Battery Life
40 hours
Up to 18 h
14 days
Charging Time
1.5 h
Durability
MIL-STD-810G
Memory | Capacity
1.5 GB
1 GB
Storage
16 GB
32 GB
Production
Availability
2020-09-18
Debut
2021-08-11
2020-09-15
2021-03-29
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