Fitbit Ionic vs. Amazfit Stratos vs. Asus ZenWatch vs. Fitbit Versa vs. Apple Watch Ultra

 
Ionic
Stratos
ZenWatch
Versa
Watch Ultra
 FitbitIonicRemove Buy NowAmazfitStratosRemove Buy NowAsusZenWatchRemove Buy NowFitbitVersaRemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$299$199$150$199.99$799
Release20172018201420182022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days5 daysNA4 days36 hrs
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250320 x 300320 x 320300 x300502x410 pixels
Size1.421.34 inches1.63 inches1.34 inches1.92 inches
Touch
TypeOLEDOLEDAMOLEDOLED

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50m5 ATMIP555 ATM10 ATM (100 Meters)

Notifications

Phone
EmailsNA
TextsNA

Software

Operating SystemFitbit OSProprietaryAndroid WearWatchOS 9
Apps
Music

All Wearables