Polar M400 vs. Withings Go vs. Michael Kors Access Sofie vs. Polar Loop vs. Garmin Instinct

 
M400
Go
Access Sofie
Loop
Instinct
 PolarM400Remove Buy NowWithingsGoRemove Buy NowMichael KorsAccess SofieRemove Buy NowPolarLoopRemove Buy NowGarminInstinctRemove Buy Now

Basic Info

Suggested Price$200$80$395$100$300
Release20142016201720132018

Activity & Fitness

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

Battery

Duration8 hours to 30 days8 months1 day5 days14 days
Rechargeable

Compatibility

Androidn/a
iOSn/a
Windows Phonen/an/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetoothn/a
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a390 x 390 1.19 inchesNA128 x 128
Sizen/an/aNA0.9 inches
Touchn/aAMOLDED
Typen/aE-InkLEDOMOLED

Functions

Audio SpeakerAlerts only
Clock
Phonen/a
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATM1 ATM2 ATM10 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aAndroid Wear 2.0NA
Appsn/a
Music

All Wearables