Polar Loop 2 vs. Fitbit Flex vs. Jawbone UP24 vs. Jawbone UP4 vs. Pebble Core

 
Loop 2
Flex
UP24
UP4
Core
 PolarLoop 2Remove Buy NowFitbitFlexRemove Buy NowJawboneUP24Remove Buy NowJawboneUP4Remove Buy NowPebbleCoreRemove Buy Now

Basic Info

Suggested Price$120$100$130$200$99
Release20152013201320152016

Activity & Fitness

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

Battery

Duration8 days (without notifications)5 days14 daysNANA
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNANANANA
Macn/aNANANA
Windowsn/aNANANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/aNANANANA
Sizen/aNANANANA
TouchNANANANA
TypeLEDLEDNANANA

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM1 ATMSplash ResistantNANA

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aNANANANA
Apps
MusicNA

All Wearables