Polar M600 vs. Samsung Gear S vs. Withings Activite Sapphire vs. Fitbit Charge 2

 
M600
Gear S
Activite Sapphire
Charge 2
 PolarM600Remove Buy NowSamsungGear SRemove Buy NowWithingsActivite SapphireRemove Buy NowFitbitCharge 2Remove Buy Now

Basic Info

Suggested Price$330$250$450$150
Release2016201320142016

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 daysn/a8 months5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240480 x 360n/an/a
Size1.3 inches2 inches1.3 inchesn/a
Touchn/an/a
TypeTFTSuper AMOLEDAnalogOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX8IP675 ATMn/a

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearTizenn/an/a
Apps
Music

All Wearables