Fitbit Charge 2 vs. Amazfit Stratos vs. Asus ZenWatch vs. Garmin Forerunner 235 vs. Fitbit Alta HR

 
Charge 2
Stratos
ZenWatch
Forerunner 235
Alta HR
 FitbitCharge 2Remove Buy NowAmazfitStratosRemove Buy NowAsusZenWatchRemove Buy NowGarminForerunner 235Remove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$150$199$150$299.99$150
Release20162018201420172017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 daysNA9 days7 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 300320 x 320215 x 180128 x 36
Sizen/a1.34 inches1.63 inches1.23 inches1.4 inches
Touchn/a
TypeOLEDOLEDAMOLEDMIPOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATMIP555 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/aProprietaryAndroid Wear
Apps
Music

All Wearables