Apple Watch Series 3 vs. Fitbit Alta vs. Garmin Fenix 5x Plus vs. Diesel On Full Guard 2.5 vs. Apple Watch 8

 
Watch Series 3
Alta
Fenix 5x Plus
On Full Guard 2.5
Watch 8
 AppleWatch Series 3Remove Buy NowFitbitAltaRemove Buy NowGarminFenix 5x PlusRemove Buy NowDieselOn Full Guard 2.5Remove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$329$130$850$325$499
Release20172016201820182022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours5 days20 days4 days18 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312n/a240 x 240454x454340 x 272 or 390 x 312
Size1.5 inches or 1.65 inchesn/a1.2 inches1.39 inches1.5 inches or 1.65 inches
Touchn/a
TypeAMOLEDOLEDMIPAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/a10 ATM3 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemWatchOS 4n/aWear OSWear OSWatchOS 9
Apps
Music

All Wearables