Fitbit Flex 2 vs. Fitbit Ionic vs. Amazfit Bip vs. Fitbit Alta HR vs. Fitbit Charge

 
Flex 2
Ionic
Bip
Alta HR
Charge
 FitbitFlex 2Remove Buy NowFitbitIonicRemove Buy NowAmazfitBipRemove Buy NowFitbitAlta HRRemove Buy NowFitbitChargeRemove Buy Now

Basic Info

Suggested Price$100$299$99.99$150$130
Release20162017201820172014

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days4+ days30 days7 days7-10 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a348x250176 x 176128 x 36NA
Sizen/a1.421.28 inches1.4 inchesNA
Touchn/aNA
TypeLEDOLEDNAOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM50mIP681 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSNA
Apps
Music

All Wearables