Amazfit Arc vs. Garmin 645 Music vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Mobvoi TicWatch e2 vs. Xiaomi Mi Band 4

 
Arc
645 Music
Grayson
Grayson
TicWatch e2
Mi Band 4
 AmazfitArcRemove Buy NowGarmin645 MusicRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowMobvoiTicWatch e2Remove Buy NowXiaomiMi Band 4Remove Buy Now

Basic Info

Suggested Price$69.99$450$350$350$200$25
Release201620182018201820192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration20 days7 days24 hours24 hours1 day20 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution72 x40240 x 240453 x 454453x454360 x 360120x240
Size0.42 inches1.2 inches1.39 inches1.39 inches1.2 inches0.95 inches
Touch
TypeOLEDMIPAMOLEDAMOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM1 ATM1 ATMIP685 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearAndroid WearWear OSAMAZFIT OS
Apps
Music

All Wearables