Fitbit Ionic vs. Fitbit Alta HR vs. Amazfit T-Rex vs. Apple SE (2022) vs. Apple SE

 
Ionic
Alta HR
T-Rex
SE (2022)
SE
 FitbitIonicRemove Buy NowFitbitAlta HRRemove Buy NowAmazfitT-RexRemove Buy NowAppleSE (2022)Remove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$299$150$140$249$279
Release20172017201920222020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days7 days20 daysNot yet18 hours
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color368 x 448 pixels
Resolution348x250128 x 36360 x 36040mm384 x 480
Size1.421.4 inches1.3 inches40mm
TouchLTPO OLED Retina
TypeOLEDOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter5 ATM
Ultraviolet SensorNot yet
Water Resistance50m5 ATM

Notifications

Phone
EmailsWatchOS 8.1
Texts

Software

Operating SystemFitbit OSBuild-inWatchOS 5
Apps
Music

All Wearables