Motorola Moto 360 (2nd Gen) vs. Polar M400 vs. Fitbit Alta vs. Amazfit Pace vs. Garmin VivoActive 4

 
Moto 360 (2nd Gen)
M400
Alta
Pace
VivoActive 4
 MotorolaMoto 360 (2nd Gen)Remove Buy NowPolarM400Remove Buy NowFitbitAltaRemove Buy NowAmazfitPaceRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$300$200$130$130$349
Release20152014201620172019

Activity & Fitness

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

Battery

Duration1.5 days8 hours to 30 days5 days5 days8 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution360 x 325 or 360 x 330n/an/a320 x 300260 x 260
Size1.37 inches or 1.56 inchesn/an/a1.34 inches1.3ionches
Touchn/a
TypeLCDn/aOLEDTFT LCDMIP

Functions

Audio SpeakerBluetoothAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP673 ATMn/aIP675 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemAndroid Wearn/an/aProprietaryWear OS
Apps
Musicn/a

All Wearables