Polar M400 vs. Sony SmartBand 2 vs. Garmin Fenix 5 vs. Michael Kors Grayson vs. Pebble Core vs. Michael Kors Grayson

 
M400
SmartBand 2
Fenix 5
Grayson
Core
Grayson
 PolarM400Remove Buy NowSonySmartBand 2Remove Buy NowGarminFenix 5Remove Buy NowMichael KorsGraysonRemove Buy NowPebbleCoreRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$200$130$599.99$350$99$350
Release201420152017201820162018

Activity & Fitness

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

Battery

Duration8 hours to 30 days2 days2 Weeks24 hoursNA24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a240 x 240453 x 454NA453x454
Sizen/an/a1.2 inches1.39 inchesNA1.39 inches
Touchn/aNA
Typen/an/anaAMOLEDNAAMOLED

Functions

Audio SpeakerAlerts only
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP5810 ATM1 ATMNA1 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/an/aAndroid WearNAAndroid Wear
Apps
Music

All Wearables