Apple Watch Series 3 vs. Garmin Fenix 5x Plus vs. Samsung Gear 2 vs. Polar A370 vs. Amazfit T-Rex

 
Watch Series 3
Fenix 5x Plus
Gear 2
A370
T-Rex
 AppleWatch Series 3Remove Buy NowGarminFenix 5x PlusRemove Buy NowSamsungGear 2Remove Buy NowPolarA370Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$329$850$300$179.95$140
Release20172018201420172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
StepsNA
Swim

Battery

Duration18 hours20 days2-3 daysUp to 3 days20 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312240 x 240320 x 320160 x 80360 x 360
Size1.5 inches or 1.65 inches1.2 inches1.63 inches1.18 inches1.3 inches
Touch
TypeAMOLEDMIPSuper AMOLEDTFT LCDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM10 ATMIP67WR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4Wear OSTizen OSBuild-in
Apps
Music

All Wearables