Image of a Watch Series 3
Image of a ZenWatch 3
Image of a Zip
Image of a Watch
Image of a T-Rex
 AppleWatch Series 3Remove Buy NowASUSZenWatch 3Remove Buy NowFitbitZipRemove Buy NowAppleWatchRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$329$229$60$349$140
Release20172017201220152019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours48 hours6 months18 hours20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312400 x 400n/a340 x 272 or 390 x 312360 x 360
Size1.5 inches or 1.65 inches1.39 inchesn/a1.5 inches or 1.65 inches1.3 inches
Touch
TypeAMOLEDAMOLEDn/aAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMSplash ResistantIPX75 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4Android Wear 2n/aWatch OSBuild-in
Apps
Music

All Wearables