Polar M400 vs. Garmin 645 Music vs. Samsung Gear 2 vs. Garmin Vivosmart HR Plus vs. Skagen Falster 2

 
M400
645 Music
Gear 2
Vivosmart HR Plus
Falster 2
 PolarM400Remove Buy NowGarmin645 MusicRemove Buy NowSamsungGear 2Remove Buy NowGarminVivosmart HR PlusRemove Buy NowSkagenFalster 2Remove Buy Now

Basic Info

Suggested Price$200$450$300$179$199
Release20142018201420172019

Activity & Fitness

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

Battery

Duration8 hours to 30 days7 days2-3 days5 days1 day
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240320 x 320160 x 68320 x 320
Sizen/a1.2 inches1.63 inches0.5 inches x 0.8 inches1.19 inches
Touch
Typen/aMIPSuper AMOLEDLCDOLED

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATMIP675 ATM3 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aTizen OSNAWear OS
Apps
Music

All Wearables