Polar M400 vs. Xiaomi Mi Band 2 vs. Garmin Fenix 5x Plus vs. Fitbit Flex vs. LG G Watch R

 
M400
Mi Band 2
Fenix 5x Plus
Flex
G Watch R
 PolarM400Remove Buy NowXiaomiMi Band 2Remove Buy NowGarminFenix 5x PlusRemove Buy NowFitbitFlexRemove Buy NowLGG Watch RRemove Buy Now

Basic Info

Suggested Price$200$23$850$100$300
Release20142016201820132014

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Stepsn/a
Swim

Battery

Duration8 hours to 30 days20 hours20 days5 days2 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNAn/a
Macn/an/a
Windowsn/an/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a240 x 240NA320 x 320
Sizen/a0.42 inches1.2 inchesNA1.3 inches
TouchNA
Typen/aOLEDMIPLEDP-OLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP6710 ATM1 ATMIP67

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWear OSNAAndroid Wear
Apps
Music

All Wearables