Polar V800 vs. Withings Activite Sapphire vs. Fitbit Alta vs. Apple Watch Series 2 vs. Apple Series 6

 
V800
Activite Sapphire
Alta
Watch Series 2
Series 6
 PolarV800Remove Buy NowWithingsActivite SapphireRemove Buy NowFitbitAltaRemove Buy NowAppleWatch Series 2Remove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$470$450$130$269$399
Release20142014201620162020

Activity & Fitness

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

Battery

Duration13 hours to 30 days8 months5 days18 hoursNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/an/a340 x 272 or 390 x 312384 x 480
Sizen/a1.3 inchesn/a1.5 inches or 1.65 inches40mm
Touchn/a
Typen/aAnalogOLEDAMOLEDMicroLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance3 ATM5 ATMn/a5ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/an/aWatch OSWatchOS 5
Apps
Music

All Wearables