Fitbit Alta vs. Fitbit Ionic vs. Garmin Fenix 5 vs. Garmin Forerunner 235 vs. Diesel On Full Guard 2.5

 
Alta
Ionic
Fenix 5
Forerunner 235
On Full Guard 2.5
 FitbitAltaRemove Buy NowFitbitIonicRemove Buy NowGarminFenix 5Remove Buy NowGarminForerunner 235Remove Buy NowDieselOn Full Guard 2.5Remove Buy Now

Basic Info

Suggested Price$130$299$599.99$299.99$325
Release20162017201720172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days4+ days2 Weeks9 days4 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a348x250240 x 240215 x 180454x454
Sizen/a1.421.2 inches1.23 inches1.39 inches
Touchn/a
TypeOLEDOLEDnaMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a50m10 ATM5 ATM3 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aFitbit OSWear OS
Apps
Music

Wearables by Diesel

Diesel On Full Guard

All Wearables