Polar M400 vs. Sony SmartBand Talk vs. Michael Kors Grayson vs. Diesel On Full Guard 2.5 vs. Michael Kors Grayson vs. Garmin Venu

 
M400
SmartBand Talk
Grayson
On Full Guard 2.5
Grayson
Venu
 PolarM400Remove Buy NowSonySmartBand TalkRemove Buy NowMichael KorsGraysonRemove Buy NowDieselOn Full Guard 2.5Remove Buy NowMichael KorsGraysonRemove Buy NowGarminVenuRemove Buy Now

Basic Info

Suggested Price$200$170$350$325$350$299
Release201420142018201820182019

Activity & Fitness

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

Battery

Duration8 hours to 30 days3 days24 hours4 days24 hours5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a296 x 128453 x 454454x454453x454390 x 390
Sizen/a1.4 inches1.39 inches1.39 inches1.39 inches1.2 inches
Touch
Typen/aE InkAMOLEDAMOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP681 ATM3 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearAndroid WearWear OSAndroid WearWear OS
Apps
Music

All Wearables