Fitbit Charge 2 vs. Fitbit Zip vs. Polar A360 vs. Casio WSD-F20A

 
Charge 2
Zip
A360
WSD-F20A
 FitbitCharge 2Remove Buy NowFitbitZipRemove Buy NowPolarA360Remove Buy NowCasioWSD-F20ARemove Buy Now

Basic Info

Suggested Price$150$60$200$399
Release2016201220152018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days6 months12 days1 day
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a160 x 80320 x 320
Sizen/an/a1.18 inches1.32 inches
Touchn/a
TypeOLEDn/an/aLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aSplash ResistantWR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aWear OS
Apps
Music

All Wearables