Polar M600 vs. TomTom Spark vs. Withings Activite Sapphire vs. Fitbit Charge 2 vs. Apple Series 6

 
M600
Spark
Activite Sapphire
Charge 2
Series 6
 PolarM600Remove Buy NowTomTomSparkRemove Buy NowWithingsActivite SapphireRemove Buy NowFitbitCharge 2Remove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$330$150$450$150$399
Release20162015201420162020

Activity & Fitness

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

Battery

Duration2 daysn/a8 months5 daysNot yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution240 x 240n/an/an/a384 x 480
Size1.3 inchesn/a1.3 inchesn/a40mm
Touchn/an/a
TypeTFTLCDAnalogOLEDMicroLED

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water ResistanceIPX85 ATM5 ATMn/a

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/an/an/aWatchOS 5
Apps
Music

All Wearables