Apple Watch Series 2 vs. ASUS ZenWatch 3 vs. Garmin Forerunner 235 vs. Fitbit Alta HR vs. Fitbit Flex

 
Watch Series 2
ZenWatch 3
Forerunner 235
Alta HR
Flex
 AppleWatch Series 2Remove Buy NowASUSZenWatch 3Remove Buy NowGarminForerunner 235Remove Buy NowFitbitAlta HRRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$269$229$299.99$150$100
Release20162017201720172013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours48 hours9 days7 days5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312400 x 400215 x 180128 x 36NA
Size1.5 inches or 1.65 inches1.39 inches1.23 inches1.4 inchesNA
TouchNA
TypeAMOLEDAMOLEDMIPOLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatch OSAndroid Wear 2NA
Apps
Music

All Wearables