Fitbit Alta vs. Huawei Watch 2 vs. Amazfit Stratos vs. Fitbit Charge HR vs. Garmin Vivosmart 4

 
Alta
Watch 2
Stratos
Charge HR
Vivosmart 4
 FitbitAltaRemove Buy NowHuaweiWatch 2Remove Buy NowAmazfitStratosRemove Buy NowFitbitCharge HRRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$130$350$199$150$130
Release20162017201820152018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days48 hours5 days5 days7 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a480 x 480320 x 300NA48 x 128
Sizen/a1.38 inches1.34 inchesNA0.74 inches
Touchn/aNA
TypeOLEDP-OLEDOLEDOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aIP685 ATM1 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aAndroid Wear 2ProprietaryNA
Apps
Music

All Wearables