Fitbit Alta vs. Xiaomi Mi Band 2 vs. Michael Kors Access Sofie vs. Fitbit Sense 2

 
Alta
Mi Band 2
Access Sofie
Sense 2
 FitbitAltaRemove Buy NowXiaomiMi Band 2Remove Buy NowMichael KorsAccess SofieRemove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$130$23$395$300
Release2016201620172022

Activity & Fitness

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

Battery

Duration5 days20 hours1 day6 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a390 x 390 1.19 inches336x336
Sizen/a0.42 inches1.59 inches
Touchn/aAMOLDED
TypeOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aIP671 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aAndroid Wear 2.0
Apps
Music

All Wearables