Fitbit Alta vs. Asus ZenWatch vs. Fitbit Flex vs. Jawbone UP4 vs. Apple Watch Series 4

 
Alta
ZenWatch
Flex
UP4
Watch Series 4
 FitbitAltaRemove Buy NowAsusZenWatchRemove Buy NowFitbitFlexRemove Buy NowJawboneUP4Remove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$130$150$100$200$329
Release20162014201320152018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 daysNA5 daysNANot Yet
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320NANA384 x 480
Sizen/a1.63 inchesNANA1.78 inches
Touchn/aNANA
TypeOLEDAMOLEDLEDNAMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aIP551 ATMNANot Yet

Notifications

Phone
Emailsn/aNA
TextsNA

Software

Operating Systemn/aAndroid WearNANAWatch OS 5
Apps
MusicNA

All Wearables