Motorola Moto 360 (2nd Gen) vs. Polar M400 vs. Fitbit Flex 2 vs. Garmin Vivofit 3 vs. Garmin Instinct

 
Moto 360 (2nd Gen)
M400
Flex 2
Vivofit 3
Instinct
 MotorolaMoto 360 (2nd Gen)Remove Buy NowPolarM400Remove Buy NowFitbitFlex 2Remove Buy NowGarminVivofit 3Remove Buy NowGarminInstinctRemove Buy Now

Basic Info

Suggested Price$300$200$100$100$300
Release20152014201620162018

Activity & Fitness

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

Battery

Duration1.5 days8 hours to 30 days5 days1 year14 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/a64 x 64128 x 128
Size1.37 inches or 1.56 inchesn/an/a0.55 inches0.9 inches
Touchn/a
TypeLCDn/aLEDn/aOMOLED

Functions

Audio SpeakerBluetoothAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP673 ATM5 ATM5 ATM10 ATM

Notifications

Phone
Emails
Texts

Software

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

All Wearables