Polar M400 vs. Polar M600 vs. Fitbit One vs. Skagen Falster vs. Garmin Vivosmart 4

 
M400
M600
One
Falster
Vivosmart 4
 PolarM400Remove Buy NowPolarM600Remove Buy NowFitbitOneRemove Buy NowSkagenFalsterRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$200$330$100$275$130
Release20142016201220182018

Activity & Fitness

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

Battery

Duration8 hours to 30 days2 days10-14 days24 hours7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240n/a48 x 128
Sizen/a1.3 inchesn/a0.74 inches
Touchn/a
Typen/aTFTOLEDOLEDOLED

Functions

Audio SpeakerAlerts onlyAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIPX8Splast Resistant1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wearn/aNA
Apps
Music

All Wearables