Apple Watch Series 2 vs. Fitbit Charge 3 vs. Diesel On Full Guard 2.5 vs. Amazfit GTR vs. Amazfit GTS

 
Watch Series 2
Charge 3
On Full Guard 2.5
GTR
GTS
 AppleWatch Series 2Remove Buy NowFitbitCharge 3Remove Buy NowDieselOn Full Guard 2.5Remove Buy NowAmazfitGTRRemove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$269$150$325$199$150
Release20162018201820192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours7 days4 days24 days14 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
WindowsNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 31266 x 18454x454454 x 454348 x 442
Size1.5 inches or 1.65 inches.721 inches1.39 inches1.39 inches1.65 inches
Touch
TypeAMOLEDOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5ATM5 ATM3 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatch OSNAWear OSBuild-inWear OS
Apps
Music

All Wearables