Garmin Vivosmart vs. Sony SmartBand 2 vs. Michael Kors Grayson vs. Xiaomi Mi Band vs. Michael Kors Grayson vs. Amazfit T-Rex

 
Vivosmart
SmartBand 2
Grayson
Mi Band
Grayson
T-Rex
 GarminVivosmartRemove Buy NowSonySmartBand 2Remove Buy NowMichael KorsGraysonRemove Buy NowXiaomiMi BandRemove Buy NowMichael KorsGraysonRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$170$130$350$15$350$140
Release201420152018201520182019

Activity & Fitness

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

Battery

Duration7 days2 days24 hours30 days24 hours20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/aNA
Resolution128 x 16n/a453 x 454NA453x454360 x 360
Size1.41 inchesn/a1.39 inchesNA1.39 inches1.3 inches
Touchn/aNA
TypeOLEDn/aAMOLEDNAAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP581 ATMIP671 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid WearNAAndroid WearBuild-in
Apps
Music

All Wearables