Apple Watch Series 3 vs. Apple Watch Series 2 vs. Fitbit Charge 3 vs. Diesel On Full Guard 2.5 vs. Apple SE

 
Watch Series 3
Watch Series 2
Charge 3
On Full Guard 2.5
SE
 AppleWatch Series 3Remove Buy NowAppleWatch Series 2Remove Buy NowFitbitCharge 3Remove Buy NowDieselOn Full Guard 2.5Remove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$329$269$150$325$279
Release20172016201820182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours18 hours7 days4 days18 hours
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
WindowsNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312340 x 272 or 390 x 31266 x 18454x454384 x 480
Size1.5 inches or 1.65 inches1.5 inches or 1.65 inches.721 inches1.39 inches40mm
Touch
TypeAMOLEDAMOLEDOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistance5 ATM5ATM5 ATM3 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4Watch OSNAWear OSWatchOS 5
Apps
Music

All Wearables