Fitbit Ionic vs. Fitbit Alta HR vs. Garmin Vivosmart HR Plus vs. Diesel On Full Guard 2.5 vs. Apple Watch Ultra

 
Ionic
Alta HR
Vivosmart HR Plus
On Full Guard 2.5
Watch Ultra
 FitbitIonicRemove Buy NowFitbitAlta HRRemove Buy NowGarminVivosmart HR PlusRemove Buy NowDieselOn Full Guard 2.5Remove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$299$150$179$325$799
Release20172017201720182022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days7 days5 days4 days36 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250128 x 36160 x 68454x454502x410 pixels
Size1.421.4 inches0.5 inches x 0.8 inches1.39 inches1.92 inches
Touch
TypeOLEDOLEDLCD

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50m5 ATM3 ATM10 ATM (100 Meters)

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSNAWear OSWatchOS 9
Apps
Music

All Wearables