Fitbit Flex 2 vs. Sony SmartBand 2 vs. Fitbit Ionic vs. Acer Liquid Leap vs. Amazfit Bip

 
Flex 2
SmartBand 2
Ionic
Liquid Leap
Bip
 FitbitFlex 2Remove Buy NowSonySmartBand 2Remove Buy NowFitbitIonicRemove Buy NowAcerLiquid LeapRemove Buy NowAmazfitBipRemove Buy Now

Basic Info

Suggested Price$100$130$299$90$99.99
Release20162015201720152018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days2 days4+ days5 to 7 days30 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/an/a
Resolutionn/an/a348x250128 x 32176 x 176
Sizen/an/a1.421 inch1.28 inches
Touchn/an/a
TypeLEDn/aOLEDOLEDNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP5850mIPX4IP68

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aFitbit OS
Apps
Music

All Wearables