ASUS ZenWatch 2 vs. Fitbit Alta vs. Garmin Vivosmart vs. Amazfit Stratos vs. Apple Watch Ultra

 
ZenWatch 2
Alta
Vivosmart
Stratos
Watch Ultra
 ASUSZenWatch 2Remove Buy NowFitbitAltaRemove Buy NowGarminVivosmartRemove Buy NowAmazfitStratosRemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$150$130$170$199$799
Release20162016201420182022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a5 days7 days5 days36 hrs
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/a128 x 16320 x 300502x410 pixels
Size1.63 inches or 1.45 inchn/a1.41 inches1.34 inches1.92 inches
Touchn/a
TypeAMOLEDOLEDOLEDOLED

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67n/a5 ATM5 ATM10 ATM (100 Meters)

Notifications

Phone
Emailsn/an/a
Textsn/a

Software

Operating SystemAndroid Wearn/an/aProprietaryWatchOS 9
Apps
Music

All Wearables