Polar M400 vs. Polar M430 vs. Asus ZenWatch vs. Fossil Explorist vs. Apple Watch Ultra

 
M400
M430
ZenWatch
Explorist
Watch Ultra
 PolarM400Remove Buy NowPolarM430Remove Buy NowAsusZenWatchRemove Buy NowFossilExploristRemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$200$255$150$255$799
Release20142017201420182022

Activity & Fitness

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

Battery

Duration8 hours to 30 days30 hoursNA24 hours36 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128x128320 x 320454 x454502x410 pixels
Sizen/a1.4 inch1.63 inches1.4 inches1.92 inches
Touch
Typen/aLCDAMOLEDAMOLED

Functions

Audio SpeakerAlerts only
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMWR30IP55IP6710 ATM (100 Meters)

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/aAndroid WearWear OSWatchOS 9
Apps
Music

All Wearables