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

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

Basic Info

Suggested Price$130$23$395$130$199
Release20152016201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Stepsn/a
Swim

Battery

Duration2 days20 hours1 day7 days24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a390 x 390 1.19 inches48 x 128454 x 454
Sizen/a0.42 inches0.74 inches1.39 inches
Touchn/aAMOLDED
Typen/aOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP58IP671 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid Wear 2.0Build-in
Apps
Music

All Wearables