Fitbit Flex 2 vs. Fitbit One vs. Huawei Watch 2 vs. Fitbit Alta HR vs. Fitbit Charge 3

 
Flex 2
One
Watch 2
Alta HR
Charge 3
 FitbitFlex 2Remove Buy NowFitbitOneRemove Buy NowHuaweiWatch 2Remove Buy NowFitbitAlta HRRemove Buy NowFitbitCharge 3Remove Buy Now

Basic Info

Suggested Price$100$100$350$150$150
Release20162012201720172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days10-14 days48 hours7 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
WindowsNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorn/a
Resolutionn/an/a480 x 480128 x 3666 x 18
Sizen/an/a1.38 inches1.4 inches.721 inches
Touchn/a
TypeLEDOLEDP-OLEDOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMSplast ResistantIP685 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid Wear 2NA
Apps
Music

All Wearables