Fitbit Charge 2 vs. Microsoft Band 2 vs. Fitbit Ionic vs. Fitbit Flex vs. Xiaomi Mi Band 3

 
Charge 2
Band 2
Ionic
Flex
Mi Band 3
 FitbitCharge 2Remove Buy NowMicrosoftBand 2Remove Buy NowFitbitIonicRemove Buy NowFitbitFlexRemove Buy NowXiaomiMi Band 3Remove Buy Now

Basic Info

Suggested Price$150$250$299$100$44.95
Release20162015201720132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days48 hours (without GPS)4+ days5 days20 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 128348x250NA128 x 80
Sizen/a1.36 inches1.42NA0.78 inches
Touchn/aNA
TypeOLEDCapacitative TFTOLEDLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aIPX750m1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aFitbit OSNA
Apps
Music

All Wearables