Polar M600 vs. Withings Steel HR vs. Motorola Moto 360 (1st Gen) vs. Fitbit Alta HR vs. Apple Series 6

 
M600
Steel HR
Moto 360 (1st Gen)
Alta HR
Series 6
 PolarM600Remove Buy NowWithingsSteel HRRemove Buy NowMotorolaMoto 360 (1st Gen)Remove Buy NowFitbitAlta HRRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$330$180$150$150$399
Release20162016201420172020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days25 days1 day7 daysNot yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240n/a320 x 260128 x 36384 x 480
Size1.3 inchesn/a1.56 inches1.4 inches40mm
Touchn/a
TypeTFTn/aLCDOLEDMicroLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water ResistanceIPX85 ATMIP67

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aAndroid WearWatchOS 5
Apps
MusicNA

All Wearables