Apple Watch Series 3 vs. Apple Watch Series 2 vs. ASUS ZenWatch 3 vs. Amazfit Stratos vs. Asus ZenWatch

 
Watch Series 3
Watch Series 2
ZenWatch 3
Stratos
ZenWatch
 AppleWatch Series 3Remove Buy NowAppleWatch Series 2Remove Buy NowASUSZenWatch 3Remove Buy NowAmazfitStratosRemove Buy NowAsusZenWatchRemove Buy Now

Basic Info

Suggested Price$329$269$229$199$150
Release20172016201720182014

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours18 hours48 hours5 daysNA
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312340 x 272 or 390 x 312400 x 400320 x 300320 x 320
Size1.5 inches or 1.65 inches1.5 inches or 1.65 inches1.39 inches1.34 inches1.63 inches
Touch
TypeAMOLEDAMOLEDAMOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5ATM5 ATMIP55

Notifications

Phone
EmailsNA
TextsNA

Software

Operating SystemWatchOS 4Watch OSAndroid Wear 2ProprietaryAndroid Wear
Apps
Music

All Wearables