Polar Loop 2 vs. Sony SmartBand 2 vs. Fitbit Charge HR vs. Polar Loop vs. Garmin VivoActive 4

 
Loop 2
SmartBand 2
Charge HR
Loop
VivoActive 4
 PolarLoop 2Remove Buy NowSonySmartBand 2Remove Buy NowFitbitCharge HRRemove Buy NowPolarLoopRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$120$130$150$100$349
Release20152015201520132019

Activity & Fitness

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

Battery

Duration8 days (without notifications)2 days5 days5 days8 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
Resolutionn/an/aNANA260 x 260
Sizen/an/aNANA1.3ionches
Touchn/aNA
TypeLEDn/aOLEDLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATMIP581 ATM2 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNANAWear OS
Apps
Music

All Wearables