ASUS ZenWatch 2 vs. Fitbit Ionic vs. Asus ZenWatch vs. Apple Watch Series 4 vs. HTC re Grip

 
ZenWatch 2
Ionic
ZenWatch
Watch Series 4
re Grip
 ASUSZenWatch 2Remove Buy NowFitbitIonicRemove Buy NowAsusZenWatchRemove Buy NowAppleWatch Series 4Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$150$299$150$329$199
Release20162017201420182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a4+ daysNANot Yet5 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
Resolution320 x 320348x250320 x 320384 x 480160 x 32
Size1.63 inches or 1.45 inch1.421.63 inches1.78 inches1.8 inches
Touch
TypeAMOLEDOLEDAMOLEDMicroLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP6750mIP55Not YetIP57

Notifications

Phone
Emailsn/aNA
Textsn/aNA

Software

Operating SystemAndroid WearFitbit OSAndroid WearWatch OS 5NA
Apps
Music

All Wearables