Apple Watch Series 3 vs. ASUS ZenWatch 2 vs. Fitbit Charge vs. Garmin Instinct vs. Amazfit T-Rex

 
Watch Series 3
ZenWatch 2
Charge
Instinct
T-Rex
 AppleWatch Series 3Remove Buy NowASUSZenWatch 2Remove Buy NowFitbitChargeRemove Buy NowGarminInstinctRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$329$150$130$300$140
Release20172016201420182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hoursn/a7-10 days14 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312320 x 320NA128 x 128360 x 360
Size1.5 inches or 1.65 inches1.63 inches or 1.45 inchNA0.9 inches1.3 inches
TouchNA
TypeAMOLEDAMOLEDOLEDOMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP671 ATM10 ATM5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemWatchOS 4Android WearNABuild-in
Apps
Music

All Wearables