Polar Loop 2 vs. Acer Liquid Leap vs. Fitbit Flex vs. Jawbone UP4 vs. Pebble Core

 
Loop 2
Liquid Leap
Flex
UP4
Core
 PolarLoop 2Remove Buy NowAcerLiquid LeapRemove Buy NowFitbitFlexRemove Buy NowJawboneUP4Remove Buy NowPebbleCoreRemove Buy Now

Basic Info

Suggested Price$120$90$100$200$99
Release20152015201320152016

Activity & Fitness

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

Battery

Duration8 days (without notifications)5 to 7 days5 daysNANA
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 32NANANA
Sizen/a1 inchNANANA
TouchNANANA
TypeLEDOLEDLEDNANA

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATMIPX41 ATMNANA

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aNANANA
Apps
MusicNA

All Wearables