Sony SmartBand 2 vs. Amazfit Cor vs. Fitbit Charge vs. Polar Loop vs. Apple Watch Series 4

 
SmartBand 2
Cor
Charge
Loop
Watch Series 4
 SonySmartBand 2Remove Buy NowAmazfitCorRemove Buy NowFitbitChargeRemove Buy NowPolarLoopRemove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$130$79.99$130$100$329
Release20152018201420132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days12 days7-10 days5 daysNot Yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a80 x 160NANA384 x 480
Sizen/a1.23 inchesNANA1.78 inches
Touchn/aNA
Typen/aIPS LCDOLEDLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP585 ATM1 ATM2 ATMNot Yet

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNANAWatch OS 5
Apps
Music

All Wearables