Motorola Moto 360 (2nd Gen) vs. Polar M400 vs. Samsung Gear S2 vs. Withings Activite Sapphire

 
Moto 360 (2nd Gen)
M400
Gear S2
Activite Sapphire
 MotorolaMoto 360 (2nd Gen)Remove Buy NowPolarM400Remove Buy NowSamsungGear S2Remove Buy NowWithingsActivite SapphireRemove Buy Now

Basic Info

Suggested Price$300$200$300$450
Release2015201420152014

Activity & Fitness

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

Battery

Duration1.5 days8 hours to 30 days2-3 days8 months
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution360 x 325 or 360 x 330n/a360 x 360n/a
Size1.37 inches or 1.56 inchesn/a1.2 inches1.3 inches
Touch
TypeLCDn/aSuper AMOLEDAnalog

Functions

Audio SpeakerBluetoothAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP673 ATMIP685 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aTizenn/a
Apps
Musicn/a

All Wearables