Fitbit Ionic vs. Diesel On Full Guard vs. Garmin VivoActive 4 vs. HTC re Grip vs. Apple Watch Ultra

 
Ionic
On Full Guard
VivoActive 4
re Grip
Watch Ultra
 FitbitIonicRemove Buy NowDieselOn Full GuardRemove Buy NowGarminVivoActive 4Remove Buy NowHTCre GripRemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$299$325$349$199$799
Release20172017201920202022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days1 day8 days5 hours to 2.5 days36 hrs
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250454 x 454260 x 260160 x 32502x410 pixels
Size1.421.4 inches1.3ionches1.8 inches1.92 inches
Touch
TypeOLEDOMOLEDMIPPMOLED

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50mIP675 ATMIP5710 ATM (100 Meters)

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSAndroid Wear 2.0Wear OSNAWatchOS 9
Apps
Music

All Wearables