Polar M400 vs. Asus ZenWatch vs. Garmin Chronos vs. Motorola Moto 360 (1st Gen) vs. Apple Series 6

 
M400
ZenWatch
Chronos
Moto 360 (1st Gen)
Series 6
 PolarM400Remove Buy NowAsusZenWatchRemove Buy NowGarminChronosRemove Buy NowMotorolaMoto 360 (1st Gen)Remove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$200$150$1500$150$399
Release20142014201820142020

Activity & Fitness

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

Battery

Duration8 hours to 30 daysNA8 days1 dayNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320218 x 218320 x 260384 x 480
Sizen/a1.63 inches1.2 inches1.56 inches40mm
Touch
Typen/aAMOLEDMIPLCDMicroLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance3 ATMIP5510 ATMIP67

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/aAndroid WearWear OSAndroid WearWatchOS 5
Apps
MusicNA

All Wearables