Apple Watch Series 3 vs. Garmin Vivosmart HR vs. Apple Watch Series 2 vs. Garmin Fenix 5s vs. Amazfit T-Rex

 
Watch Series 3
Vivosmart HR
Watch Series 2
Fenix 5s
T-Rex
 AppleWatch Series 3Remove Buy NowGarminVivosmart HRRemove Buy NowAppleWatch Series 2Remove Buy NowGarminFenix 5sRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$329$170$269$599.99$140
Release20172015201620172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours5 days18 hoursUp to 9 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312160 x 68340 x 272 or 390 x 312218x 218360 x 360
Size1.5 inches or 1.65 inches1.08 inches1.5 inches or 1.65 inches1.1 inches1.3 inches
Touch
TypeAMOLEDn/aAMOLEDnaAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5ATM10ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4n/aWatch OSBuild-in
Apps
Music

All Wearables