Pebble Steel vs. Polar M400 vs. Fitbit Ionic vs. Michael Kors Access Lexington 2 vs. Apple Watch 7

 
Steel
M400
Ionic
Access Lexington 2
Watch 7
 PebbleSteelRemove Buy NowPolarM400Remove Buy NowFitbitIonicRemove Buy NowMichael KorsAccess Lexington 2Remove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$150$200$299$350$429
Release20142014201720192021

Activity & Fitness

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

Battery

Duration5-7 days8 hours to 30 days4+ days2 days18 Hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144n/a348x250390 x 390396 x 484
Size1.26 inchesn/a1.421.2 inches1.9 inches
Touch
Typee-papern/aOLEDAMOLEDMicroLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATM50m3 ATMwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aFitbit OSWear OSWatchOS 8
Apps
Music

All Wearables