Polar A360 vs. Garmin 645 Music vs. Samsung Gear 2 vs. Garmin Vivofit 4 vs. Michael Kors Access Runway

 
A360
645 Music
Gear 2
Vivofit 4
Access Runway
 PolarA360Remove Buy NowGarmin645 MusicRemove Buy NowSamsungGear 2Remove Buy NowGarminVivofit 4Remove Buy NowMichael KorsAccess RunwayRemove Buy Now

Basic Info

Suggested Price$200$450$300$79.95$350
Release20152018201420182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
StepsNA
Swim

Battery

Duration12 days7 days2-3 days1 year1 day
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution160 x 80240 x 240320 x 32088 x 88390 x 390
Size1.18 inches1.2 inches1.63 inchesNA1.19 inches
Touch
Typen/aMIPSuper AMOLEDNAAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceWR305 ATMIP675 ATM3 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aTizen OSWear OS
Apps
Music

All Wearables