Polar M400 vs. Fitbit One vs. ASUS ZenWatch 3 vs. Pebble Core vs. Fitbit Versa 2

 
M400
One
ZenWatch 3
Core
Versa 2
 PolarM400Remove Buy NowFitbitOneRemove Buy NowASUSZenWatch 3Remove Buy NowPebbleCoreRemove Buy NowFitbitVersa 2Remove Buy Now

Basic Info

Suggested Price$200$100$229$99$199
Release20142012201720162019

Activity & Fitness

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

Battery

Duration8 hours to 30 days10-14 days48 hoursNA5 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/an/aNA
MacNA
WindowsNA

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a400 x 400NA300 x 300
Sizen/an/a1.39 inchesNA1.34 inches
TouchNA
Typen/aOLEDAMOLEDNAAMOLED

Functions

Audio SpeakerAlerts only
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMSplast ResistantNA5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/an/aAndroid Wear 2NABuild-in
Apps
Music

All Wearables