Garmin Forerunner 225 vs. Fitbit Alta vs. Diesel On Full Guard vs. Fitbit Flex vs. Garmin Vivofit 4

 
Forerunner 225
Alta
On Full Guard
Flex
Vivofit 4
 GarminForerunner 225Remove Buy NowFitbitAltaRemove Buy NowDieselOn Full GuardRemove Buy NowFitbitFlexRemove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$300$130$325$100$79.95
Release20152016201720132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks5 days1 day5 days1 year
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180n/a454 x 454NA88 x 88
Size1 inchn/a1.4 inchesNANA
Touchn/aNA
Typen/aOLEDOMOLEDLEDNA

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/aIP671 ATM5 ATM

Notifications

Phonen/a
Emailsn/an/a
Textsn/a

Software

Operating Systemn/an/aAndroid Wear 2.0NA
Appsn/a
Musicn/a

All Wearables