Apple Watch Series 3 vs. Diesel On Full Guard vs. Fitbit Alta HR vs. Garmin Vivosmart 4 vs. Apple Series 6

 
Watch Series 3
On Full Guard
Alta HR
Vivosmart 4
Series 6
 AppleWatch Series 3Remove Buy NowDieselOn Full GuardRemove Buy NowFitbitAlta HRRemove Buy NowGarminVivosmart 4Remove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$329$325$150$130$399
Release20172017201720182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours1 day7 days7 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312454 x 454128 x 3648 x 128384 x 480
Size1.5 inches or 1.65 inches1.4 inches1.4 inches0.74 inches40mm
Touch
TypeAMOLEDOMOLEDOLEDOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5 ATMIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4Android Wear 2.0WatchOS 5
Apps
Music

All Wearables