Polar M400 vs. TomTom Adventurer vs. Fitbit Alta vs. Michael Kors Grayson vs. Mobvoi TicWatch E vs. Michael Kors Grayson

 
M400
Adventurer
Alta
Grayson
TicWatch E
Grayson
 PolarM400Remove Buy NowTomTomAdventurerRemove Buy NowFitbitAltaRemove Buy NowMichael KorsGraysonRemove Buy NowMobvoiTicWatch ERemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$200$350$130$350$159$350
Release201420162016201820172018

Activity & Fitness

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

Battery

Duration8 hours to 30 daysn/a5 days24 hours1.5-2 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/an/a453 x 454400 x 400453x454
Sizen/an/an/a1.39 inches1.4 inches1.39 inches
Touchn/a
Typen/an/aOLEDAMOLEDOLEDAMOLED

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATMn/a1 ATMIP671 ATM

Notifications

Phonen/a
Emailsn/an/a
Textsn/a

Software

Operating Systemn/an/an/aAndroid WearAndroid Wear 2.0Android Wear
Apps
Music

All Wearables