Polar M400 vs. Motorola Moto 360 (1st Gen) vs. Fitbit Flex vs. Garmin Vivosport

 
M400
Moto 360 (1st Gen)
Flex
Vivosport
 PolarM400Remove Buy NowMotorolaMoto 360 (1st Gen)Remove Buy NowFitbitFlexRemove Buy NowGarminVivosportRemove Buy Now

Basic Info

Suggested Price$200$150$100$199
Release2014201420132017

Activity & Fitness

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

Battery

Duration8 hours to 30 days1 day5 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 260NA72 x 144
Sizen/a1.56 inchesNANA
TouchNA
Typen/aLCDLEDMIP

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP671 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearNA
Apps
MusicNA

All Wearables