Fitbit Alta vs. Garmin Forerunner 45 vs. Amazfit GTR vs. Amazfit T-Rex vs. Apple SE

 
Alta
Forerunner 45
GTR
T-Rex
SE
 FitbitAltaRemove Buy NowGarminForerunner 45Remove Buy NowAmazfitGTRRemove Buy NowAmazfitT-RexRemove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$130$199$199$140$279
Release20162019201920192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days7 days24 days20 days18 hours
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a208 x 208454 x 454360 x 360384 x 480
Sizen/a1.04 inches1.39 inches1.3 inches40mm
Touchn/a
TypeOLEDLCDAMOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistancen/a5 ATM5 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aBuilt-inBuild-inBuild-inWatchOS 5
Apps
Music

All Wearables