Motorola Moto 360 (2nd Gen) vs. Polar M400 vs. Garmin 645 Music vs. Garmin Vivosport vs. Pebble Core

 
Moto 360 (2nd Gen)
M400
645 Music
Vivosport
Core
 MotorolaMoto 360 (2nd Gen)Remove Buy NowPolarM400Remove Buy NowGarmin645 MusicRemove Buy NowGarminVivosportRemove Buy NowPebbleCoreRemove Buy Now

Basic Info

Suggested Price$300$200$450$199$99
Release20152014201820172016

Activity & Fitness

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

Battery

Duration1.5 days8 hours to 30 days7 days7 daysNA
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/a240 x 24072 x 144NA
Size1.37 inches or 1.56 inchesn/a1.2 inchesNANA
TouchNA
TypeLCDn/aMIPMIPNA

Functions

Audio SpeakerBluetoothAlerts only
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP673 ATM5 ATM5 ATMNA

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemAndroid Wearn/aNA
Apps
Musicn/a

All Wearables