Motorola Moto 360 (2nd Gen) vs. Polar M400 vs. Apple Watch Series 2 vs. Sony SmartBand vs. Apple Watch 8

 
Moto 360 (2nd Gen)
M400
Watch Series 2
SmartBand
Watch 8
 MotorolaMoto 360 (2nd Gen)Remove Buy NowPolarM400Remove Buy NowAppleWatch Series 2Remove Buy NowSonySmartBandRemove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$300$200$269$100$499
Release20152014201620142022

Activity & Fitness

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

Battery

Duration1.5 days8 hours to 30 days18 hours5 days18 hrs
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

ColorNA
Resolution360 x 325 or 360 x 330n/a340 x 272 or 390 x 312NA340 x 272 or 390 x 312
Size1.37 inches or 1.56 inchesn/a1.5 inches or 1.65 inchesNA1.5 inches or 1.65 inches
TouchNA
TypeLCDn/aAMOLEDNAAMOLED

Functions

Audio SpeakerBluetoothAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP673 ATM5ATMIP585 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aWatch OSNAWatchOS 9
Apps
Musicn/a

All Wearables