Garmin Vivoactive vs. Fitbit Flex 2 vs. Diesel On Full Guard vs. Diesel On Full Guard 2.5 vs. Garmin Forerunner 45

 
Vivoactive
Flex 2
On Full Guard
On Full Guard 2.5
Forerunner 45
 GarminVivoactiveRemove Buy NowFitbitFlex 2Remove Buy NowDieselOn Full GuardRemove Buy NowDieselOn Full Guard 2.5Remove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$250$100$325$325$199
Release20152016201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration14 hours to 11 days5 days1 day4 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution205 x 148n/a454 x 454454x454208 x 208
Size1.38 inchesn/a1.4 inches1.39 inches1.04 inches
Touchn/a
TypeLCDLEDOMOLEDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIP673 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid Wear 2.0Wear OSBuilt-in
Apps
Music

All Wearables