Polar M400 vs. Moov Now vs. Casio G-Shock GBA800 vs. Jaybird Reign vs. Polar Loop

 
M400
Now
G-Shock GBA800
Reign
Loop
 PolarM400Remove Buy NowMoovNowRemove Buy NowCasioG-Shock GBA800Remove Buy NowJaybirdReignRemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$200$79$120$150$100
Release20142015201820152013

Activity & Fitness

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

Battery

Duration8 hours to 30 days6 months2 years5 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/aNANA
Sizen/an/aNANA
Touchn/aNA
Typen/an/aLEDLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistance3 ATMn/a20 ATMNA2 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNANA
Apps
Music

All Wearables