Polar Loop 2 vs. Sony SmartBand 2 vs. Fitbit Charge

 
Loop 2
SmartBand 2
Charge
 PolarLoop 2Remove Buy NowSonySmartBand 2Remove Buy NowFitbitChargeRemove Buy Now

Basic Info

Suggested Price$120$130$130
Release201520152014

Activity & Fitness

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

Battery

Duration8 days (without notifications)2 days7-10 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/aNA
Sizen/an/aNA
Touchn/aNA
TypeLEDn/aOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATMIP581 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNA
Apps
Music

All Wearables