Polar A360 vs. Fitbit Charge 3 vs. Polar A370 vs. Diesel On Full Guard 2.5 vs. Fitbit Versa 2

 
A360
Charge 3
A370
On Full Guard 2.5
Versa 2
 PolarA360Remove Buy NowFitbitCharge 3Remove Buy NowPolarA370Remove Buy NowDieselOn Full Guard 2.5Remove Buy NowFitbitVersa 2Remove Buy Now

Basic Info

Suggested Price$200$150$179.95$325$199
Release20152018201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration12 days7 daysUp to 3 days4 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
WindowsNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution160 x 8066 x 18160 x 80454x454300 x 300
Size1.18 inches.721 inches1.18 inches1.39 inches1.34 inches
Touch
Typen/aOLEDTFT LCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceWR305 ATMWR303 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNAWear OSBuild-in
Apps
Music

All Wearables