Polar M400 vs. Fitbit One vs. Asus VivoWatch vs. Jaybird Reign vs. Polar Loop

 
M400
One
VivoWatch
Reign
Loop
 PolarM400Remove Buy NowFitbitOneRemove Buy NowAsusVivoWatchRemove Buy NowJaybirdReignRemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$200$100$160$150$100
Release20142012201820152013

Activity & Fitness

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

Battery

Duration8 hours to 30 days10-14 days24 hours to 10 days5 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNANANA
MacNANANA
WindowsNANANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a128 x 128NANA
Sizen/an/aNANANA
TouchNA
Typen/aOLEDNALEDLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water Resistance3 ATMSplast ResistantIP67NA2 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aKoodOSNANA
Apps
Music

All Wearables