Polar M600 vs. Garmin Vivosmart HR vs. Polar Loop 2 vs. Amazfit Stratos vs. Asus ZenWatch

 
M600
Vivosmart HR
Loop 2
Stratos
ZenWatch
 PolarM600Remove Buy NowGarminVivosmart HRRemove Buy NowPolarLoop 2Remove Buy NowAmazfitStratosRemove Buy NowAsusZenWatchRemove Buy Now

Basic Info

Suggested Price$330$170$120$199$150
Release20162015201520182014

Activity & Fitness

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

Battery

Duration2 days5 days8 days (without notifications)5 daysNA
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240160 x 68n/a320 x 300320 x 320
Size1.3 inches1.08 inchesn/a1.34 inches1.63 inches
Touchn/a
TypeTFTn/aLEDOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATM2 ATM5 ATMIP55

Notifications

Phone
EmailsNA
TextsNA

Software

Operating SystemAndroid Wearn/an/aProprietaryAndroid Wear
Apps
Music

All Wearables