Apple Watch Series 3 vs. Fitbit Alta vs. Apple Watch Series 2 vs. Asus ZenWatch vs. Fitbit Alta HR

 
Watch Series 3
Alta
Watch Series 2
ZenWatch
Alta HR
 AppleWatch Series 3Remove Buy NowFitbitAltaRemove Buy NowAppleWatch Series 2Remove Buy NowAsusZenWatchRemove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$329$130$269$150$150
Release20172016201620142017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours5 days18 hoursNA7 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312n/a340 x 272 or 390 x 312320 x 320128 x 36
Size1.5 inches or 1.65 inchesn/a1.5 inches or 1.65 inches1.63 inches1.4 inches
Touchn/a
TypeAMOLEDOLEDAMOLEDAMOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/a5ATMIP55

Notifications

Phone
Emailsn/aNA
TextsNA

Software

Operating SystemWatchOS 4n/aWatch OSAndroid Wear
Apps
Music

All Wearables