Polar M400 vs. Xiaomi Mi Band 2 vs. Mobvoi TicWatch 2 vs. Asus ZenWatch vs. Apple Series 6

 
M400
Mi Band 2
TicWatch 2
ZenWatch
Series 6
 PolarM400Remove Buy NowXiaomiMi Band 2Remove Buy NowMobvoiTicWatch 2Remove Buy NowAsusZenWatchRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$200$23$199$150$399
Release20142016201720142020

Activity & Fitness

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

Battery

Duration8 hours to 30 days20 hours1.5-2 DaysNANot yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a400 x 400320 x 320384 x 480
Sizen/a0.42 inches1.4 inches1.63 inches40mm
Touch
Typen/aOLEDOLEDAMOLEDMicroLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance3 ATMIP67IP65IP55

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/an/aTicwear OSAndroid WearWatchOS 5
Apps
Music

All Wearables