Polar V800 vs. Withings Go vs. Amazfit Stratos vs. Fitbit Alta HR vs. Polar Loop

 
V800
Go
Stratos
Alta HR
Loop
 PolarV800Remove Buy NowWithingsGoRemove Buy NowAmazfitStratosRemove Buy NowFitbitAlta HRRemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$470$80$199$150$100
Release20142016201820172013

Activity & Fitness

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

Battery

Duration13 hours to 30 days8 months5 days7 days5 days
Rechargeable

Compatibility

Androidn/a
iOSn/a
Windows Phonen/an/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetoothn/a
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a320 x 300128 x 36NA
Sizen/an/a1.34 inches1.4 inchesNA
Touchn/a
Typen/aE-InkOLEDOLEDLED

Functions

Audio SpeakerAlerts only
Clock
Phonen/a
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATM5 ATM2 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aProprietaryNA
Appsn/a
Music

All Wearables