Polar Loop 2 vs. Sony SmartBand 2 vs. Fitbit Flex vs. Jawbone UP24

 
Loop 2
SmartBand 2
Flex
UP24
 PolarLoop 2Remove Buy NowSonySmartBand 2Remove Buy NowFitbitFlexRemove Buy NowJawboneUP24Remove Buy Now

Basic Info

Suggested Price$120$130$100$130
Release2015201520132013

Activity & Fitness

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

Battery

Duration8 days (without notifications)2 days5 days14 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/aNANA
Sizen/an/aNANA
Touchn/aNANA
TypeLEDn/aLEDNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATMIP581 ATMSplash Resistant

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNANA
Apps
Music

All Wearables