Sony SmartBand 2 vs. Amazfit Bip vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Xiaomi Mi Band 4

 
SmartBand 2
Bip
Grayson
Grayson
Mi Band 4
 SonySmartBand 2Remove Buy NowAmazfitBipRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowXiaomiMi Band 4Remove Buy Now

Basic Info

Suggested Price$130$99.99$350$350$25
Release20152018201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days30 days24 hours24 hours20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a176 x 176453 x 454453x454120x240
Sizen/a1.28 inches1.39 inches1.39 inches0.95 inches
Touchn/a
Typen/aNAAMOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP58IP681 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearAndroid WearAMAZFIT OS
Apps
Music

All Wearables