Apple Watch Series 3 vs. ASUS ZenWatch 2 vs. Polar Loop 2 vs. Asus VivoWatch vs. Fitbit Charge HR

 
Watch Series 3
ZenWatch 2
Loop 2
VivoWatch
Charge HR
 AppleWatch Series 3Remove Buy NowASUSZenWatch 2Remove Buy NowPolarLoop 2Remove Buy NowAsusVivoWatchRemove Buy NowFitbitCharge HRRemove Buy Now

Basic Info

Suggested Price$329$150$120$160$150
Release20172016201520182015

Activity & Fitness

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

Battery

Duration18 hoursn/a8 days (without notifications)24 hours to 10 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312320 x 320n/a128 x 128NA
Size1.5 inches or 1.65 inches1.63 inches or 1.45 inchn/aNANA
TouchNA
TypeAMOLEDAMOLEDLEDNAOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water Resistance5 ATMIP672 ATMIP671 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemWatchOS 4Android Wearn/aKoodOSNA
Apps
Music

All Wearables