Diesel On Full Guard vs. Fitbit Charge 3 vs. Fitbit Flex vs. Polar A370 vs. Garmin VivoActive 4

 
On Full Guard
Charge 3
Flex
A370
VivoActive 4
 DieselOn Full GuardRemove Buy NowFitbitCharge 3Remove Buy NowFitbitFlexRemove Buy NowPolarA370Remove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$325$150$100$179.95$349
Release20172018201320172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration1 day7 days5 daysUp to 3 days8 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
WindowsNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution454 x 45466 x 18NA160 x 80260 x 260
Size1.4 inches.721 inchesNA1.18 inches1.3ionches
TouchNA
TypeOMOLEDOLEDLEDTFT LCDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM1 ATMWR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wear 2.0NANAWear OS
Apps
Music

All Wearables