Polar V800 vs. Fitbit Flex 2 vs. Michael Kors Grayson vs. Sony SmartBand vs. Michael Kors Grayson vs. Apple Watch 8

 
V800
Flex 2
Grayson
SmartBand
Grayson
Watch 8
 PolarV800Remove Buy NowFitbitFlex 2Remove Buy NowMichael KorsGraysonRemove Buy NowSonySmartBandRemove Buy NowMichael KorsGraysonRemove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$470$100$350$100$350$499
Release201420162018201420182022

Activity & Fitness

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

Battery

Duration13 hours to 30 days5 days24 hours5 days24 hours18 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/aNA
Resolutionn/an/a453 x 454NA453x454340 x 272 or 390 x 312
Sizen/an/a1.39 inchesNA1.39 inches1.5 inches or 1.65 inches
Touchn/aNA
Typen/aLEDAMOLEDNAAMOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATM1 ATMIP581 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid WearNAAndroid WearWatchOS 9
Apps
Music

All Wearables