Polar M400 vs. Moov Now vs. Garmin Forerunner 235 vs. Fitbit Flex vs. Garmin Venu

 
M400
Now
Forerunner 235
Flex
Venu
 PolarM400Remove Buy NowMoovNowRemove Buy NowGarminForerunner 235Remove Buy NowFitbitFlexRemove Buy NowGarminVenuRemove Buy Now

Basic Info

Suggested Price$200$79$299.99$100$299
Release20142015201720132019

Activity & Fitness

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

Battery

Duration8 hours to 30 days6 months9 days5 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a215 x 180NA390 x 390
Sizen/an/a1.23 inchesNA1.2 inches
Touchn/aNA
Typen/an/aMIPLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistance3 ATMn/a5 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNAWear OS
Apps
Music

All Wearables