Polar M400 vs. Polar M600 vs. Moov Now vs. Sony SmartBand Talk vs. Asus VivoWatch

 
M400
M600
Now
SmartBand Talk
VivoWatch
 PolarM400Remove Buy NowPolarM600Remove Buy NowMoovNowRemove Buy NowSonySmartBand TalkRemove Buy NowAsusVivoWatchRemove Buy Now

Basic Info

Suggested Price$200$330$79$170$160
Release20142016201520142018

Activity & Fitness

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

Battery

Duration8 hours to 30 days2 days6 months3 days24 hours to 10 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240n/a296 x 128128 x 128
Sizen/a1.3 inchesn/a1.4 inchesNA
Touchn/an/a
Typen/aTFTn/aE InkNA

Functions

Audio SpeakerAlerts onlyAlerts only
Clock
Phone
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimetern/aNA
Ultraviolet Sensor
Water Resistance3 ATMIPX8n/aIP68IP67

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wearn/aAndroid WearKoodOS
Apps
Music

All Wearables