Pebble Steel vs. Sony SmartBand 2 vs. Xiaomi Mi Band 4

 
Steel
SmartBand 2
Mi Band 4
 PebbleSteelRemove Buy NowSonySmartBand 2Remove Buy NowXiaomiMi Band 4Remove Buy Now

Basic Info

Suggested Price$150$130$25
Release201420152019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5-7 days2 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution168 x 144n/a120x240
Size1.26 inchesn/a0.95 inches
Touchn/a
Typee-papern/aAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP585 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aAMAZFIT OS
Apps
Music

All Wearables