Sony SmartWatch 3 vs. Fitbit Charge 2 vs. Fitbit Flex 2 vs. Polar A370 vs. Sony SmartBand

 
SmartWatch 3
Charge 2
Flex 2
A370
SmartBand
 SonySmartWatch 3Remove Buy NowFitbitCharge 2Remove Buy NowFitbitFlex 2Remove Buy NowPolarA370Remove Buy NowSonySmartBandRemove Buy Now

Basic Info

Suggested Price$250$150$100$179.95$100
Release20142016201620172014

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 days5 daysUp to 3 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/aNA
Resolution320 x 320n/an/a160 x 80NA
Size1.6 inchesn/an/a1.18 inchesNA
Touchn/an/aNA
TypeTFT LCDOLEDLEDTFT LCDNA

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP68n/a5 ATMWR30IP58

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/an/aNA
Apps
Music

All Wearables