Fitbit Ionic vs. Garmin Forerunner 935 vs. Diesel On Full Guard 2.5 vs. Garmin Vivosmart 4 vs. Apple SE (2022)

 
Ionic
Forerunner 935
On Full Guard 2.5
Vivosmart 4
SE (2022)
 FitbitIonicRemove Buy NowGarminForerunner 935Remove Buy NowDieselOn Full Guard 2.5Remove Buy NowGarminVivosmart 4Remove Buy NowAppleSE (2022)Remove Buy Now

Basic Info

Suggested Price$299$500$325$130$249
Release20172017201820182022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ daysUp to 2 weeks4 days7 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color368 x 448 pixels
Resolution348x250240 x 240454x45448 x 12840mm
Size1.421.2 inches1.39 inches0.74 inches
TouchLTPO OLED Retina
TypeOLEDLCDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter5 ATM
Ultraviolet Sensor
Water Resistance50m5 ATM3 ATM5 ATM

Notifications

Phone
EmailsWatchOS 8.1
Texts

Software

Operating SystemFitbit OSWear OS
Apps
Music

All Wearables