Polar Loop 2 vs. Fitbit Alta HR vs. Fitbit Flex vs. Jaybird Reign vs. Pebble Core

 
Loop 2
Alta HR
Flex
Reign
Core
 PolarLoop 2Remove Buy NowFitbitAlta HRRemove Buy NowFitbitFlexRemove Buy NowJaybirdReignRemove Buy NowPebbleCoreRemove Buy Now

Basic Info

Suggested Price$120$150$100$150$99
Release20152017201320152016

Activity & Fitness

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

Battery

Duration8 days (without notifications)7 days5 days5 daysNA
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 36NANANA
Sizen/a1.4 inchesNANANA
TouchNANANA
TypeLEDOLEDLEDLEDNA

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM1 ATMNANA

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aNANANA
Apps
Music

All Wearables