Motorola Moto 360 (2nd Gen) vs. Polar M400 vs. Garmin Vivofit 4 vs. Pebble Core vs. Xiaomi Mi Band 3

 
Moto 360 (2nd Gen)
M400
Vivofit 4
Core
Mi Band 3
 MotorolaMoto 360 (2nd Gen)Remove Buy NowPolarM400Remove Buy NowGarminVivofit 4Remove Buy NowPebbleCoreRemove Buy NowXiaomiMi Band 3Remove Buy Now

Basic Info

Suggested Price$300$200$79.95$99$44.95
Release20152014201820162018

Activity & Fitness

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

Battery

Duration1.5 days8 hours to 30 days1 yearNA20 days
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/a88 x 88NA128 x 80
Size1.37 inches or 1.56 inchesn/aNANA0.78 inches
TouchNA
TypeLCDn/aNANAOLED

Functions

Audio SpeakerBluetoothAlerts only
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP673 ATM5 ATMNA5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemAndroid Wearn/aNA
Apps
Musicn/a

All Wearables