Polar Loop 2 vs. Casio WSD-F20A vs. Garmin Chronos vs. Jawbone UP4 vs. Apple Watch Series 4

 
Loop 2
WSD-F20A
Chronos
UP4
Watch Series 4
 PolarLoop 2Remove Buy NowCasioWSD-F20ARemove Buy NowGarminChronosRemove Buy NowJawboneUP4Remove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$120$399$1500$200$329
Release20152018201820152018

Activity & Fitness

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

Battery

Duration8 days (without notifications)1 day8 daysNANot Yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320218 x 218NA384 x 480
Sizen/a1.32 inches1.2 inchesNA1.78 inches
TouchNA
TypeLEDLCDMIPNAMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM5 ATM10 ATMNANot Yet

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSWear OSNAWatch OS 5
Apps
MusicNA

All Wearables