Fitbit Alta vs. Xiaomi Mi Band 2 vs. Apple Watch Series 2 vs. Fitbit Charge HR

 
Alta
Mi Band 2
Watch Series 2
Charge HR
 FitbitAltaRemove Buy NowXiaomiMi Band 2Remove Buy NowAppleWatch Series 2Remove Buy NowFitbitCharge HRRemove Buy Now

Basic Info

Suggested Price$130$23$269$150
Release2016201620162015

Activity & Fitness

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

Battery

Duration5 days20 hours18 hours5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a340 x 272 or 390 x 312NA
Sizen/a0.42 inches1.5 inches or 1.65 inchesNA
Touchn/aNA
TypeOLEDOLEDAMOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aIP675ATM1 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aWatch OSNA
Apps
Music

All Wearables