Fitbit One vs. Apple Watch Series 2 vs. ASUS ZenWatch 3 vs. Fitbit Charge HR vs. Apple Watch Ultra

 
One
Watch Series 2
ZenWatch 3
Charge HR
Watch Ultra
 FitbitOneRemove Buy NowAppleWatch Series 2Remove Buy NowASUSZenWatch 3Remove Buy NowFitbitCharge HRRemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$100$269$229$150$799
Release20122016201720152022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days18 hours48 hours5 days36 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312400 x 400NA502x410 pixels
Sizen/a1.5 inches or 1.65 inches1.39 inchesNA1.92 inches
TouchNA
TypeOLEDAMOLEDAMOLEDOLED

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast Resistant5ATM1 ATM10 ATM (100 Meters)

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OSAndroid Wear 2NAWatchOS 9
Apps
Music

All Wearables