Fitbit Ionic vs. Apple Watch vs. Asus VivoWatch vs. Garmin Forerunner 235 vs. HTC re Grip

 
Ionic
Watch
VivoWatch
Forerunner 235
re Grip
 FitbitIonicRemove Buy NowAppleWatchRemove Buy NowAsusVivoWatchRemove Buy NowGarminForerunner 235Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$299$349$160$299.99$199
Release20172015201820172020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days18 hours24 hours to 10 days9 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 312128 x 128215 x 180160 x 32
Size1.421.5 inches or 1.65 inchesNA1.23 inches1.8 inches
Touch
TypeOLEDAMOLEDNAMIPPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water Resistance50mIPX7IP675 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSWatch OSKoodOSNA
Apps
Music

All Wearables