Polar A360 vs. Diesel On Full Guard vs. Samsung Gear 2 vs. Fitbit Charge 3 vs. Amazfit T-Rex

 
A360
On Full Guard
Gear 2
Charge 3
T-Rex
 PolarA360Remove Buy NowDieselOn Full GuardRemove Buy NowSamsungGear 2Remove Buy NowFitbitCharge 3Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$200$325$300$150$140
Release20152017201420182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
StepsNA
Swim

Battery

Duration12 days1 day2-3 days7 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNANot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution160 x 80454 x 454320 x 32066 x 18360 x 360
Size1.18 inches1.4 inches1.63 inches.721 inches1.3 inches
Touch
Typen/aOMOLEDSuper AMOLEDOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceWR30IP67IP675 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2.0Tizen OSNABuild-in
Apps
Music

All Wearables