Polar M400 vs. Moov Now vs. Polar A360 vs. Jaybird Reign vs. Garmin VivoActive 4

 
M400
Now
A360
Reign
VivoActive 4
 PolarM400Remove Buy NowMoovNowRemove Buy NowPolarA360Remove Buy NowJaybirdReignRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$200$79$200$150$349
Release20142015201520152019

Activity & Fitness

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

Battery

Duration8 hours to 30 days6 months12 days5 days8 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a160 x 80NA260 x 260
Sizen/an/a1.18 inchesNA1.3ionches
Touchn/aNA
Typen/an/an/aLEDMIP

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistance3 ATMn/aWR30NA5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aNAWear OS
Apps
Music

All Wearables