Polar M400 vs. TomTom Adventurer vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Michael Kors Access Lexington 2 vs. Apple Watch 7

 
M400
Adventurer
Grayson
Grayson
Access Lexington 2
Watch 7
 PolarM400Remove Buy NowTomTomAdventurerRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsAccess Lexington 2Remove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$200$350$350$350$350$429
Release201420162018201820192021

Activity & Fitness

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

Battery

Duration8 hours to 30 daysn/a24 hours24 hours2 days18 Hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a453 x 454453x454390 x 390396 x 484
Sizen/an/a1.39 inches1.39 inches1.2 inches1.9 inches
Touch
Typen/an/aAMOLEDAMOLEDAMOLEDMicroLED

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATM1 ATM1 ATM3 ATMwater resistant but not waterproof

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aAndroid WearAndroid WearWear OSWatchOS 8
Apps
Music

All Wearables