Fitbit Ionic vs. Amazfit Stratos vs. Diesel On Full Guard vs. Fossil Gen 5 Smartwatch Carlyle vs. Apple Watch Ultra

 
Ionic
Stratos
On Full Guard
Gen 5 Smartwatch Carlyle
Watch Ultra
 FitbitIonicRemove Buy NowAmazfitStratosRemove Buy NowDieselOn Full GuardRemove Buy NowFossilGen 5 Smartwatch CarlyleRemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$299$199$325$295$799
Release20172018201720192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days5 days1 day1 day36 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250320 x 300454 x 454328 x 328502x410 pixels
Size1.421.34 inches1.4 inches1.3 inches1.92 inches
Touch
TypeOLEDOLEDOMOLEDAMOLED

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50m5 ATMIP673 ATM10 ATM (100 Meters)

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSProprietaryAndroid Wear 2.0Wear OSWatchOS 9
Apps
Music

All Wearables