Polar V800 vs. Amazfit Stratos vs. Casio WSD-F20A vs. Garmin Forerunner 235 vs. Fitbit Alta HR

 
V800
Stratos
WSD-F20A
Forerunner 235
Alta HR
 PolarV800Remove Buy NowAmazfitStratosRemove Buy NowCasioWSD-F20ARemove Buy NowGarminForerunner 235Remove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$470$199$399$299.99$150
Release20142018201820172017

Activity & Fitness

Calories
Cycling (Bicycling)n/a
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration13 hours to 30 days5 days1 day9 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 300320 x 320215 x 180128 x 36
Sizen/a1.34 inches1.32 inches1.23 inches1.4 inches
Touch
Typen/aOLEDLCDMIPOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aProprietaryWear OS
Apps
Music

All Wearables