Garmin Forerunner 225 vs. Fitbit Alta HR vs. Apple Watch Series 5 vs. Amazfit T-Rex vs. Apple Watch 8

 
Forerunner 225
Alta HR
Watch Series 5
T-Rex
Watch 8
 GarminForerunner 225Remove Buy NowFitbitAlta HRRemove Buy NowAppleWatch Series 5Remove Buy NowAmazfitT-RexRemove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$300$150$329$140$499
Release20152017201920192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks7 daysNot Yet20 days18 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180128 x 36384 x 480360 x 360340 x 272 or 390 x 312
Size1 inch1.4 inches1.78 Inches1.3 inches1.5 inches or 1.65 inches
Touch
Typen/aOLEDMicroLEDAMOLEDAMOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMNot Yet5 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aWatchOS 5Build-inWatchOS 9
Appsn/a
Musicn/a

All Wearables