Motorola Moto 360 (2nd Gen) vs. Polar M400 vs. Sony SmartBand 2 vs. LG Watch Style vs. Amazfit Arc

 
Moto 360 (2nd Gen)
M400
SmartBand 2
Watch Style
Arc
 MotorolaMoto 360 (2nd Gen)Remove Buy NowPolarM400Remove Buy NowSonySmartBand 2Remove Buy NowLGWatch StyleRemove Buy NowAmazfitArcRemove Buy Now

Basic Info

Suggested Price$300$200$130$249$69.99
Release20152014201520172016

Activity & Fitness

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

Battery

Duration1.5 days8 hours to 30 days2 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution360 x 325 or 360 x 330n/an/a360 x 36072 x40
Size1.37 inches or 1.56 inchesn/an/a1.2 inches0.42 inches
Touchn/a
TypeLCDn/an/aP-OLEDOLED

Functions

Audio SpeakerBluetoothAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP673 ATMIP58IP67IP67

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/an/aAndroid Wear 2
Apps
Musicn/a

All Wearables