Motorola Moto 360 (2nd Gen) vs. Polar M400 vs. Pebble Core vs. Apple Watch Series 4 vs. Apple Watch Ultra

 
Moto 360 (2nd Gen)
M400
Core
Watch Series 4
Watch Ultra
 MotorolaMoto 360 (2nd Gen)Remove Buy NowPolarM400Remove Buy NowPebbleCoreRemove Buy NowAppleWatch Series 4Remove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$300$200$99$329$799
Release20152014201620182022

Activity & Fitness

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

Battery

Duration1.5 days8 hours to 30 daysNANot Yet36 hrs
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution360 x 325 or 360 x 330n/aNA384 x 480502x410 pixels
Size1.37 inches or 1.56 inchesn/aNA1.78 inches1.92 inches
TouchNA
TypeLCDn/aNAMicroLED

Functions

Audio SpeakerBluetoothAlerts only
ClockLTPO OLED Retina
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP673 ATMNANot Yet10 ATM (100 Meters)

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemAndroid Wearn/aNAWatch OS 5WatchOS 9
Apps
Musicn/a

All Wearables