Fitbit Charge vs. Fitbit Inspire HR vs. Amazfit T-Rex vs. Fossil Gen 5 Smartwatch Carlyle vs. Apple Watch Ultra

 
Charge
Inspire HR
T-Rex
Gen 5 Smartwatch Carlyle
Watch Ultra
 FitbitChargeRemove Buy NowFitbitInspire HRRemove Buy NowAmazfitT-RexRemove Buy NowFossilGen 5 Smartwatch CarlyleRemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$130$99$140$295$799
Release20142019201920192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7-10 days5 days20 days1 day36 hrs
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
ResolutionNA139 x 60360 x 360328 x 328502x410 pixels
SizeNA1.4 inches1.3 inches1.3 inches1.92 inches
TouchNA
TypeOLEDOLEDAMOLEDAMOLED

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance1 ATM5 ATM5 ATM3 ATM10 ATM (100 Meters)

Notifications

Phone
Emails
Texts

Software

Operating SystemNAFitbit OSBuild-inWear OSWatchOS 9
Apps
Music

All Wearables