Fitbit Blaze vs. ASUS ZenWatch 3 vs. Fitbit Alta HR vs. Fitbit Charge HR vs. Fitbit Flex

 
Blaze
ZenWatch 3
Alta HR
Charge HR
Flex
 FitbitBlazeRemove Buy NowASUSZenWatch 3Remove Buy NowFitbitAlta HRRemove Buy NowFitbitCharge HRRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$200$229$150$150$100
Release20162017201720152013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 Days48 hours7 days5 days5 days
Rechargeable

Compatibility

Android
iOS
Windows PhonePartialNANA
Mac
Windows

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a400 x 400128 x 36NANA
Sizen/a1.39 inches1.4 inchesNANA
TouchNANA
TypeLCDAMOLEDOLEDOLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a1 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2NANA
Apps
Music

All Wearables