Fitbit Ionic vs. Apple Watch vs. Asus ZenWatch vs. Garmin VivoActive 4 vs. HTC re Grip

 
Ionic
Watch
ZenWatch
VivoActive 4
re Grip
 FitbitIonicRemove Buy NowAppleWatchRemove Buy NowAsusZenWatchRemove Buy NowGarminVivoActive 4Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$299$349$150$349$199
Release20172015201420192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days18 hoursNA8 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANANA
MacNANANA
WindowsNANANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250340 x 272 or 390 x 312320 x 320260 x 260160 x 32
Size1.421.5 inches or 1.65 inches1.63 inches1.3ionches1.8 inches
Touch
TypeOLEDAMOLEDAMOLEDMIPPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50mIPX7IP555 ATMIP57

Notifications

Phone
EmailsNA
TextsNA

Software

Operating SystemFitbit OSWatch OSAndroid WearWear OSNA
Apps
Music

All Wearables