Polar Loop 2 vs. Jawbone UP2 vs. Jawbone UP4 vs. Polar Loop vs. Apple Watch Series 4

 
Loop 2
UP2
UP4
Loop
Watch Series 4
 PolarLoop 2Remove Buy NowJawboneUP2Remove Buy NowJawboneUP4Remove Buy NowPolarLoopRemove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$120$100$200$100$329
Release20152015201520132018

Activity & Fitness

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

Battery

Duration8 days (without notifications)7 daysNA5 daysNot Yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/aNANANA384 x 480
Sizen/aNANANA1.78 inches
TouchNANA
TypeLEDNANALEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATMSplash resistantNA2 ATMNot Yet

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNANANAWatch OS 5
Apps
MusicNA

All Wearables