Apple Watch Series 3 vs. Fitbit Alta vs. Garmin Vivosmart HR vs. Apple Watch Series 2 vs. Apple Watch 8

 
Watch Series 3
Alta
Vivosmart HR
Watch Series 2
Watch 8
 AppleWatch Series 3Remove Buy NowFitbitAltaRemove Buy NowGarminVivosmart HRRemove Buy NowAppleWatch Series 2Remove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$329$130$170$269$499
Release20172016201520162022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours5 days5 days18 hours18 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312n/a160 x 68340 x 272 or 390 x 312340 x 272 or 390 x 312
Size1.5 inches or 1.65 inchesn/a1.08 inches1.5 inches or 1.65 inches1.5 inches or 1.65 inches
Touchn/a
TypeAMOLEDOLEDn/aAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/a5 ATM5ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemWatchOS 4n/an/aWatch OSWatchOS 9
Apps
Music

All Wearables