Garmin Vivosmart vs. ASUS ZenWatch 3 vs. Fitbit Ionic vs. Amazfit Stratos vs. Apple Watch Ultra

 
Vivosmart
ZenWatch 3
Ionic
Stratos
Watch Ultra
 GarminVivosmartRemove Buy NowASUSZenWatch 3Remove Buy NowFitbitIonicRemove Buy NowAmazfitStratosRemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$170$229$299$199$799
Release20142017201720182022

Activity & Fitness

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

Battery

Duration7 days48 hours4+ days5 days36 hrs
Rechargeable

Compatibility

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

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution128 x 16400 x 400348x250320 x 300502x410 pixels
Size1.41 inches1.39 inches1.421.34 inches1.92 inches
Touch
TypeOLEDAMOLEDOLEDOLED

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM50m5 ATM10 ATM (100 Meters)

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2Fitbit OSProprietaryWatchOS 9
Apps
Music

All Wearables