Polar M400 vs. Garmin Fenix 5 vs. Casio WSD-F20A vs. Michael Kors Grayson vs. Michael Kors Grayson vs. HTC re Grip

 
M400
Fenix 5
WSD-F20A
Grayson
Grayson
re Grip
 PolarM400Remove Buy NowGarminFenix 5Remove Buy NowCasioWSD-F20ARemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$200$599.99$399$350$350$199
Release201420172018201820182020

Activity & Fitness

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

Battery

Duration8 hours to 30 days2 Weeks1 day24 hours24 hours5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240320 x 320453 x 454453x454160 x 32
Sizen/a1.2 inches1.32 inches1.39 inches1.39 inches1.8 inches
Touch
Typen/anaLCDAMOLEDAMOLEDPMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM10 ATM5 ATM1 ATM1 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSAndroid WearAndroid WearNA
Apps
Music

All Wearables