Polar V800 vs. Polar Loop 2 vs. Garmin 645 Music vs. Michael Kors Access Runway vs. Amazfit GTR

 
V800
Loop 2
645 Music
Access Runway
GTR
 PolarV800Remove Buy NowPolarLoop 2Remove Buy NowGarmin645 MusicRemove Buy NowMichael KorsAccess RunwayRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$470$120$450$350$199
Release20142015201820182019

Activity & Fitness

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

Battery

Duration13 hours to 30 days8 days (without notifications)7 days1 day24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a240 x 240390 x 390454 x 454
Sizen/an/a1.2 inches1.19 inches1.39 inches
Touch
Typen/aLEDMIPAMOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM2 ATM5 ATM3 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWear OSBuild-in
Apps
Music

All Wearables