Polar M600 vs. Withings Steel HR vs. Polar Loop 2 vs. Fitbit Ionic vs. Apple Series 6

 
M600
Steel HR
Loop 2
Ionic
Series 6
 PolarM600Remove Buy NowWithingsSteel HRRemove Buy NowPolarLoop 2Remove Buy NowFitbitIonicRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$330$180$120$299$399
Release20162016201520172020

Activity & Fitness

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

Battery

Duration2 days25 days8 days (without notifications)4+ daysNot yet
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 240n/an/a348x250384 x 480
Size1.3 inchesn/an/a1.4240mm
Touchn/a
TypeTFTn/aLEDOLEDMicroLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water ResistanceIPX85 ATM2 ATM50m

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/an/aFitbit OSWatchOS 5
Apps
Music

All Wearables