Polar M400 vs. Basis Peak vs. Fitbit Flex vs. Michael Kors Access Runway vs. Apple Watch 7

 
M400
Peak
Flex
Access Runway
Watch 7
 PolarM400Remove Buy NowBasisPeakRemove Buy NowFitbitFlexRemove Buy NowMichael KorsAccess RunwayRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$200$200$100$350$429
Release20142014201320182021

Activity & Fitness

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

Battery

Duration8 hours to 30 days4 days5 days1 day18 Hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a168 x 144NA390 x 390396 x 484
Sizen/a1.25 inchesNA1.19 inches1.9 inches
TouchNA
Typen/aLCDLEDAMOLEDMicroLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNANAWear OSWatchOS 8
Apps
Music

All Wearables