Polar Loop 2 vs. ASUS ZenWatch 3 vs. Huawei Watch 2 vs. Fitbit Charge vs. Garmin Vivofit 4

 
Loop 2
ZenWatch 3
Watch 2
Charge
Vivofit 4
 PolarLoop 2Remove Buy NowASUSZenWatch 3Remove Buy NowHuaweiWatch 2Remove Buy NowFitbitChargeRemove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$120$229$350$130$79.95
Release20152017201720142018

Activity & Fitness

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

Battery

Duration8 days (without notifications)48 hours48 hours7-10 days1 year
Rechargeable

Compatibility

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

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a400 x 400480 x 480NA88 x 88
Sizen/a1.39 inches1.38 inchesNANA
TouchNA
TypeLEDAMOLEDP-OLEDOLEDNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATMIP681 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2Android Wear 2NA
Apps
Music

All Wearables