Motorola Moto 360 (2nd Gen) vs. Polar M400 vs. Fitbit Flex vs. Garmin Vivofit 4 vs. Fossil Gen 5 Smartwatch Carlyle

 
Moto 360 (2nd Gen)
M400
Flex
Vivofit 4
Gen 5 Smartwatch Carlyle
 MotorolaMoto 360 (2nd Gen)Remove Buy NowPolarM400Remove Buy NowFitbitFlexRemove Buy NowGarminVivofit 4Remove Buy NowFossilGen 5 Smartwatch CarlyleRemove Buy Now

Basic Info

Suggested Price$300$200$100$79.95$295
Release20152014201320182019

Activity & Fitness

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

Battery

Duration1.5 days8 hours to 30 days5 days1 year1 day
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution360 x 325 or 360 x 330n/aNA88 x 88328 x 328
Size1.37 inches or 1.56 inchesn/aNANA1.3 inches
TouchNA
TypeLCDn/aLEDNAAMOLED

Functions

Audio SpeakerBluetoothAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP673 ATM1 ATM5 ATM3 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aNAWear OS
Apps
Musicn/a

All Wearables