Polar Loop 2 vs. Apple Watch vs. Asus ZenWatch vs. Fitbit Alta HR vs. Polar Loop

 
Loop 2
Watch
ZenWatch
Alta HR
Loop
 PolarLoop 2Remove Buy NowAppleWatchRemove Buy NowAsusZenWatchRemove Buy NowFitbitAlta HRRemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$120$349$150$150$100
Release20152015201420172013

Activity & Fitness

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

Battery

Duration8 days (without notifications)18 hoursNA7 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANANA
Macn/aNANANA
Windowsn/aNANANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312320 x 320128 x 36NA
Sizen/a1.5 inches or 1.65 inches1.63 inches1.4 inchesNA
Touch
TypeLEDAMOLEDAMOLEDOLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATMIPX7IP552 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/aWatch OSAndroid WearNA
Apps
Music

All Wearables