Apple Watch Series 2 vs. Garmin Fenix 5X vs. Garmin Forerunner 45 vs. Amazfit T-Rex vs. Apple Watch Ultra

 
Watch Series 2
Fenix 5X
Forerunner 45
T-Rex
Watch Ultra
 AppleWatch Series 2Remove Buy NowGarminFenix 5XRemove Buy NowGarminForerunner 45Remove Buy NowAmazfitT-RexRemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$269$699$199$140$799
Release20162017201920192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hoursUp to 12 days7 days20 days36 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312240 x240208 x 208360 x 360502x410 pixels
Size1.5 inches or 1.65 inches1.2 inches1.04 inches1.3 inches1.92 inches
Touch
TypeAMOLEDNALCDAMOLED

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5ATM10 ATM5 ATM5 ATM10 ATM (100 Meters)

Notifications

Phone
Emails
Texts

Software

Operating SystemWatch OSBuilt-inBuild-inWatchOS 9
Apps
Music

All Wearables