Motorola Moto 360 (2nd Gen) vs. Polar M400 vs. Withings Steel HR vs. Fossil Q Reveler vs. Polar Loop 2

 
Moto 360 (2nd Gen)
M400
Steel HR
Q Reveler
Loop 2
 MotorolaMoto 360 (2nd Gen)Remove Buy NowPolarM400Remove Buy NowWithingsSteel HRRemove Buy NowFossilQ RevelerRemove Buy NowPolarLoop 2Remove Buy Now

Basic Info

Suggested Price$300$200$180$125$120
Release20152014201620152015

Activity & Fitness

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

Battery

Duration1.5 days8 hours to 30 days25 days7 days8 days (without notifications)
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution360 x 325 or 360 x 330n/an/an/an/a
Size1.37 inches or 1.56 inchesn/an/an/an/a
Touchn/a
TypeLCDn/an/an/aLED

Functions

Audio SpeakerBluetoothAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP673 ATM5 ATMIP672 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/an/an/an/a
Apps
Musicn/a

All Wearables