Polar Loop 2 vs. Amazfit Stratos vs. Mobvoi TicWatch E vs. Garmin Vivofit 4 vs. Michael Kors Access Runway

 
Loop 2
Stratos
TicWatch E
Vivofit 4
Access Runway
 PolarLoop 2Remove Buy NowAmazfitStratosRemove Buy NowMobvoiTicWatch ERemove Buy NowGarminVivofit 4Remove Buy NowMichael KorsAccess RunwayRemove Buy Now

Basic Info

Suggested Price$120$199$159$79.95$350
Release20152018201720182018

Activity & Fitness

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

Battery

Duration8 days (without notifications)5 days1.5-2 days1 year1 day
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 300400 x 40088 x 88390 x 390
Sizen/a1.34 inches1.4 inchesNA1.19 inches
Touch
TypeLEDOLEDOLEDNAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM5 ATMIP675 ATM3 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aProprietaryAndroid Wear 2.0Wear OS
Apps
Music

All Wearables