Fitbit Alta vs. Amazfit Stratos vs. Asus VivoWatch vs. Fitbit Inspire HR vs. Apple Watch Ultra

 
Alta
Stratos
VivoWatch
Inspire HR
Watch Ultra
 FitbitAltaRemove Buy NowAmazfitStratosRemove Buy NowAsusVivoWatchRemove Buy NowFitbitInspire HRRemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$130$199$160$99$799
Release20162018201820192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days24 hours to 10 days5 days36 hrs
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 300128 x 128139 x 60502x410 pixels
Sizen/a1.34 inchesNA1.4 inches1.92 inches
Touchn/a
TypeOLEDOLEDNAOLED

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water Resistancen/a5 ATMIP675 ATM10 ATM (100 Meters)

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aProprietaryKoodOSFitbit OSWatchOS 9
Apps
Music

All Wearables