Compare Mi Smart Band 6 vs Samsung Galaxy Fit 2 vs OnePlus Watch
Connectivity
Ports
USB-C
Wireless Connectivity
Bluetooth 5.0
Bluetooth 5.1
Bluetooth 5.0
Construction
Battery | Capacity
125 mAh
159 mAh
402 mAh
Colors
Midnight Black
Material
Aluminum alloy
316L stainless steel + Fluoroelastomer strap
Motor
Rotor haptic motor
Dimensions
Size | Depth
12.7 mm
11.1 mm
10.9 mm
Size | Height
47.4 mm
46.6 mm
46.4 mm
Size | Width
18.6 mm
18.6 mm
46.4 mm
Weight
12.8 g
21 g
45g w/o strap / 75g w/ strap
Display
Brightness
450 nits
Display Diagonal
1.56 inch
1.1 inch
1.39 inch
Display Type
OLED (AMOLED), 2.5D reinforced glass and AF coating
OLED (AMOLED), 16M colors (8-bit)
AMOLED (OLED)
Pixel Density
326 ppi
454 × 454
Resolution
152 x 486
126 x 294
326 ppi
Function
GPS
GPS, GLONASS, Galileo, Beidou
Operating System
FreeRTOS
Operating Temperature
5°C to 35°C (41°F to 95°F)
Sensor
6-axis sensor: Low power-consumption 3-axis accelerometer and 3-axis gyroscope PPG heart rate sensor
Accelerometer,Gyro Sensor,Optical Heart Rate Sensor
Accelerometer Sensor, Gyroscope Sensor, Geomagnetic sensor, Optical heart rate and blood oxygen sensor, Ambient light sensor, Air pressure sensor, Capacitance sensor
Weather Resistance
5 ATM waterproofing
5ATM, IP68
Performance
Battery Life
14 days
up to 15 days / 21 days (low usage)
Up to 14 days / 5 days sleep blood oxygen monitoring / 25 hours exercise with GPS
Memory | Capacity
2 GB
4 GB
Storage
32 GB
Production
Debut
2021-03-29
2020-09-02
2021-03
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