Polar Loop 2 vs. ASUS ZenWatch 3 vs. Fitbit Ionic vs. Fitbit Flex vs. Pebble Core

 
Loop 2
ZenWatch 3
Ionic
Flex
Core
 PolarLoop 2Remove Buy NowASUSZenWatch 3Remove Buy NowFitbitIonicRemove Buy NowFitbitFlexRemove Buy NowPebbleCoreRemove Buy Now

Basic Info

Suggested Price$120$229$299$100$99
Release20152017201720132016

Activity & Fitness

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

Battery

Duration8 days (without notifications)48 hours4+ days5 daysNA
Rechargeable

Compatibility

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

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a400 x 400348x250NANA
Sizen/a1.39 inches1.42NANA
TouchNANA
TypeLEDAMOLEDOLEDLEDNA

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM50m1 ATMNA

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aAndroid Wear 2Fitbit OSNANA
Apps
Music

All Wearables