Sony SmartBand 2 vs. Michael Kors Access Sofie vs. Xiaomi Mi Band vs. Xiaomi Mi Band 4 vs. Amazfit GTR

 
SmartBand 2
Access Sofie
Mi Band
Mi Band 4
GTR
 SonySmartBand 2Remove Buy NowMichael KorsAccess SofieRemove Buy NowXiaomiMi BandRemove Buy NowXiaomiMi Band 4Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$130$395$15$25$199
Release20152017201520192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days1 day30 days20 days24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/aNA
Resolutionn/a390 x 390 1.19 inchesNA120x240454 x 454
Sizen/aNA0.95 inches1.39 inches
Touchn/aAMOLDEDNA
Typen/aNAAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP581 ATMIP675 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2.0NAAMAZFIT OSBuild-in
Apps
Music

All Wearables