ASUS ZenWatch 2 vs. Polar M400 vs. Fitbit Alta vs. Huawei Talkband B2 vs. Asus VivoWatch

 
ZenWatch 2
M400
Alta
Talkband B2
VivoWatch
 ASUSZenWatch 2Remove Buy NowPolarM400Remove Buy NowFitbitAltaRemove Buy NowHuaweiTalkband B2Remove Buy NowAsusVivoWatchRemove Buy Now

Basic Info

Suggested Price$150$200$130$180$160
Release20162014201620152018

Activity & Fitness

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

Battery

Durationn/a8 hours to 30 days5 days3 days24 hours to 10 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/an/a128 x 88128 x 128
Size1.63 inches or 1.45 inchn/an/a0.73 inchesNA
Touchn/a
TypeAMOLEDn/aOLEDPMOLEDNA

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water ResistanceIP673 ATMn/aIP57IP67

Notifications

Phone
Emailsn/an/a
Textsn/a

Software

Operating SystemAndroid Wearn/an/an/aKoodOS
Apps
Music

All Wearables