Misfit Ray vs. Sony SmartBand 2 vs. Fitbit Charge 3 vs. Xiaomi Mi Band 4

 
Ray
SmartBand 2
Charge 3
Mi Band 4
 MisfitRayRemove Buy NowSonySmartBand 2Remove Buy NowFitbitCharge 3Remove Buy NowXiaomiMi Band 4Remove Buy Now

Basic Info

Suggested Price$100$130$150$25
Release2016201520182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration6 months2 days7 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorn/an/a
Resolutionn/an/a66 x 18120x240
Sizen/an/a.721 inches0.95 inches
Touchn/an/a
TypeLEDn/aOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP585 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNAAMAZFIT OS
Apps
Music

All Wearables