Polar M600 vs. Samsung Gear S2 vs. Withings Activite Sapphire vs. Fitbit Charge 2 vs. Polar M430

 
M600
Gear S2
Activite Sapphire
Charge 2
M430
 PolarM600Remove Buy NowSamsungGear S2Remove Buy NowWithingsActivite SapphireRemove Buy NowFitbitCharge 2Remove Buy NowPolarM430Remove Buy Now

Basic Info

Suggested Price$330$300$450$150$255
Release20162015201420162017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days2-3 days8 months5 days30 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution240 x 240360 x 360n/an/a128x128
Size1.3 inches1.2 inches1.3 inchesn/a1.4 inch
Touchn/an/a
TypeTFTSuper AMOLEDAnalogOLEDLCD

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX8IP685 ATMn/aWR30

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearTizenn/an/a
Apps
Music

All Wearables