Apple Watch Series 2 vs. ASUS ZenWatch 3 vs. Jawbone UP3 vs. Garmin Forerunner 45 vs. Amazfit T-Rex

 
Watch Series 2
ZenWatch 3
UP3
Forerunner 45
T-Rex
 AppleWatch Series 2Remove Buy NowASUSZenWatch 3Remove Buy NowJawboneUP3Remove Buy NowGarminForerunner 45Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$269$229$180$199$140
Release20162017201320192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours48 hours7 days7 days20 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312400 x 400NA208 x 208360 x 360
Size1.5 inches or 1.65 inches1.39 inchesNA1.04 inches1.3 inches
TouchNA
TypeAMOLEDAMOLEDNALCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5ATMNA5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatch OSAndroid Wear 2NABuilt-inBuild-in
Apps
MusicNA

All Wearables