ASUS ZenWatch 2 vs. Amazfit Stratos vs. Garmin Vivofit 4 vs. HTC re Grip vs. Apple Watch Ultra

 
ZenWatch 2
Stratos
Vivofit 4
re Grip
Watch Ultra
 ASUSZenWatch 2Remove Buy NowAmazfitStratosRemove Buy NowGarminVivofit 4Remove Buy NowHTCre GripRemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$150$199$79.95$199$799
Release20162018201820202022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a5 days1 year5 hours to 2.5 days36 hrs
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320320 x 30088 x 88160 x 32502x410 pixels
Size1.63 inches or 1.45 inch1.34 inchesNA1.8 inches1.92 inches
Touch
TypeAMOLEDOLEDNAPMOLED

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM5 ATMIP5710 ATM (100 Meters)

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearProprietaryNAWatchOS 9
Apps
Music

All Wearables