Polar Loop 2 vs. Casio WSD-F20A vs. Garmin Chronos vs. Fitbit Charge vs. Jawbone UP4

 
Loop 2
WSD-F20A
Chronos
Charge
UP4
 PolarLoop 2Remove Buy NowCasioWSD-F20ARemove Buy NowGarminChronosRemove Buy NowFitbitChargeRemove Buy NowJawboneUP4Remove Buy Now

Basic Info

Suggested Price$120$399$1500$130$200
Release20152018201820142015

Activity & Fitness

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

Battery

Duration8 days (without notifications)1 day8 days7-10 daysNA
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320218 x 218NANA
Sizen/a1.32 inches1.2 inchesNANA
TouchNANA
TypeLEDLCDMIPOLEDNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM5 ATM10 ATM1 ATMNA

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSWear OSNANA
Apps
MusicNA

All Wearables