Apple Watch Series 3 vs. ASUS ZenWatch 2 vs. Fitbit Ionic vs. Asus VivoWatch vs. HTC re Grip

 
Watch Series 3
ZenWatch 2
Ionic
VivoWatch
re Grip
 AppleWatch Series 3Remove Buy NowASUSZenWatch 2Remove Buy NowFitbitIonicRemove Buy NowAsusVivoWatchRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$329$150$299$160$199
Release20172016201720182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hoursn/a4+ days24 hours to 10 days5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312320 x 320348x250128 x 128160 x 32
Size1.5 inches or 1.65 inches1.63 inches or 1.45 inch1.42NA1.8 inches
Touch
TypeAMOLEDAMOLEDOLEDNAPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water Resistance5 ATMIP6750mIP67IP57

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemWatchOS 4Android WearFitbit OSKoodOSNA
Apps
Music

All Wearables