ASUS ZenWatch 2 vs. Garmin Forerunner 225 vs. Fitbit Charge vs. Apple Watch Ultra vs. Fitbit Sense 2

 
ZenWatch 2
Forerunner 225
Charge
Watch Ultra
Sense 2
 ASUSZenWatch 2Remove Buy NowGarminForerunner 225Remove Buy NowFitbitChargeRemove Buy NowAppleWatch UltraRemove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$150$300$130$799$300
Release20162015201420222022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a10 hours to 4 weeks7-10 days36 hrs6 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
Macn/an/a
Windowsn/an/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320180 x 180NA502x410 pixels336x336
Size1.63 inches or 1.45 inch1 inchNA1.92 inches1.59 inches
TouchNA
TypeAMOLEDn/aOLEDAMOLED

Functions

Audio Speaker22
ClockLTPO OLED Retina
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM1 ATM10 ATM (100 Meters)5 ATM

Notifications

Phonen/a
Emailsn/an/a
Textsn/an/a

Software

Operating SystemAndroid Wearn/aNAWatchOS 9
Appsn/a
Musicn/a

All Wearables