Fitbit One vs. Amazfit Stratos vs. Asus ZenWatch vs. Apple Watch Series 4 vs. Apple Watch Ultra

 
One
Stratos
ZenWatch
Watch Series 4
Watch Ultra
 FitbitOneRemove Buy NowAmazfitStratosRemove Buy NowAsusZenWatchRemove Buy NowAppleWatch Series 4Remove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$100$199$150$329$799
Release20122018201420182022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days5 daysNANot Yet36 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 300320 x 320384 x 480502x410 pixels
Sizen/a1.34 inches1.63 inches1.78 inches1.92 inches
Touch
TypeOLEDOLEDAMOLEDMicroLED

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast Resistant5 ATMIP55Not Yet10 ATM (100 Meters)

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/aProprietaryAndroid WearWatch OS 5WatchOS 9
Apps
Music

All Wearables