Sony SmartBand 2 vs. Polar M430 vs. Amazfit Bip vs. Fitbit Flex

 
SmartBand 2
M430
Bip
Flex
 SonySmartBand 2Remove Buy NowPolarM430Remove Buy NowAmazfitBipRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$130$255$99.99$100
Release2015201720182013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days30 hours30 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a128x128176 x 176NA
Sizen/a1.4 inch1.28 inchesNA
Touchn/aNA
Typen/aLCDNALED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP58WR30IP681 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNA
Apps
Music

All Wearables