Polar Loop 2 vs. Asus ZenWatch vs. LG Watch Urbane 2 vs. Fitbit Alta HR vs. Jawbone UP4

 
Loop 2
ZenWatch
Watch Urbane 2
Alta HR
UP4
 PolarLoop 2Remove Buy NowAsusZenWatchRemove Buy NowLGWatch Urbane 2Remove Buy NowFitbitAlta HRRemove Buy NowJawboneUP4Remove Buy Now

Basic Info

Suggested Price$120$150$300$150$200
Release20152014201520172015

Activity & Fitness

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

Battery

Duration8 days (without notifications)NANA7 daysNA
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320480 x 480128 x 36NA
Sizen/a1.63 inches1.38 inches1.4 inchesNA
TouchNA
TypeLEDAMOLEDP-OLEDOLEDNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATMIP55NANA

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/aAndroid WearAndroid WearNA
Apps
MusicNA

All Wearables