Fitbit Flex 2 vs. Garmin Vivofit 4 vs. Polar A370 vs. Diesel On Full Guard 2.5 vs. Skagen Falster 3

 
Flex 2
Vivofit 4
A370
On Full Guard 2.5
Falster 3
 FitbitFlex 2Remove Buy NowGarminVivofit 4Remove Buy NowPolarA370Remove Buy NowDieselOn Full Guard 2.5Remove Buy NowSkagenFalster 3Remove Buy Now

Basic Info

Suggested Price$100$79.95$179.95$325$295
Release20162018201720182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days1 yearUp to 3 days4 days1 day
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a88 x 88160 x 80454x454416 x 416
Sizen/aNA1.18 inches1.39 inches1.28 inches
Touchn/a
TypeLEDNATFT LCDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMWR303 ATM3 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSWear OS
Apps
Music

All Wearables