Sony SmartWatch 3 vs. Sony SmartBand 2 vs. Casio WSD-F20A vs. Fitbit Charge vs. Polar Loop

 
SmartWatch 3
SmartBand 2
WSD-F20A
Charge
Loop
 SonySmartWatch 3Remove Buy NowSonySmartBand 2Remove Buy NowCasioWSD-F20ARemove Buy NowFitbitChargeRemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$250$130$399$130$100
Release20142015201820142013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days2 days1 day7-10 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution320 x 320n/a320 x 320NANA
Size1.6 inchesn/a1.32 inchesNANA
Touchn/aNA
TypeTFT LCDn/aLCDOLEDLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP68IP585 ATM1 ATM2 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aWear OSNANA
Apps
Music

All Wearables