Withings Activite Sapphire vs. Fitbit Flex 2 vs. Sony SmartBand 2 vs. Xiaomi Mi Band

 
Activite Sapphire
Flex 2
SmartBand 2
Mi Band
 WithingsActivite SapphireRemove Buy NowFitbitFlex 2Remove Buy NowSonySmartBand 2Remove Buy NowXiaomiMi BandRemove Buy Now

Basic Info

Suggested Price$450$100$130$15
Release2014201620152015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration8 months5 days2 days30 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/an/aNA
Resolutionn/an/an/aNA
Size1.3 inchesn/an/aNA
Touchn/an/aNA
TypeAnalogLEDn/aNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIP58IP67

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aNA
Apps
Music

All Wearables