Garmin Forerunner 225 vs. Fitbit Alta vs. Fitbit Alta HR vs. Diesel On Full Guard 2.5 vs. Fitbit Versa 2

 
Forerunner 225
Alta
Alta HR
On Full Guard 2.5
Versa 2
 GarminForerunner 225Remove Buy NowFitbitAltaRemove Buy NowFitbitAlta HRRemove Buy NowDieselOn Full Guard 2.5Remove Buy NowFitbitVersa 2Remove Buy Now

Basic Info

Suggested Price$300$130$150$325$199
Release20152016201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks5 days7 days4 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180n/a128 x 36454x454300 x 300
Size1 inchn/a1.4 inches1.39 inches1.34 inches
Touchn/a
Typen/aOLEDOLEDAMOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/a3 ATM5 ATM

Notifications

Phonen/a
Emailsn/an/a
Textsn/a

Software

Operating Systemn/an/aWear OSBuild-in
Appsn/a
Musicn/a

All Wearables