Fitbit Alta vs. Apple Watch Series 2 vs. Asus ZenWatch vs. Apple Watch Series 4 vs. Fitbit Inspire 3

 
Alta
Watch Series 2
ZenWatch
Watch Series 4
Inspire 3
 FitbitAltaRemove Buy NowAppleWatch Series 2Remove Buy NowAsusZenWatchRemove Buy NowAppleWatch Series 4Remove Buy NowFitbitInspire 3Remove Buy Now

Basic Info

Suggested Price$130$269$150$329$100
Release20162016201420182022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days18 hoursNANot Yet10 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312320 x 320384 x 48032x18
Sizen/a1.5 inches or 1.65 inches1.63 inches1.78 inches46 inches
Touchn/a
TypeOLEDAMOLEDAMOLEDMicroLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5ATMIP55Not Yet5 ATM

Notifications

Phone
Emailsn/aNA
TextsNA

Software

Operating Systemn/aWatch OSAndroid WearWatch OS 5
Apps
Music

All Wearables