Fitbit Flex 2 vs. Diesel On Full Guard vs. Fitbit Charge vs. Garmin Vivofit 4 vs. Garmin Forerunner 45

 
Flex 2
On Full Guard
Charge
Vivofit 4
Forerunner 45
 FitbitFlex 2Remove Buy NowDieselOn Full GuardRemove Buy NowFitbitChargeRemove Buy NowGarminVivofit 4Remove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$100$325$130$79.95$199
Release20162017201420182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days1 day7-10 days1 year7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a454 x 454NA88 x 88208 x 208
Sizen/a1.4 inchesNANA1.04 inches
Touchn/aNA
TypeLEDOMOLEDOLEDNALCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP671 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2.0NABuilt-in
Apps
Music

All Wearables