Sony SmartWatch 3 vs. Fitbit Charge 2 vs. Xiaomi Mi Band 2 vs. Fitbit Flex vs. Garmin Vivofit 4

 
SmartWatch 3
Charge 2
Mi Band 2
Flex
Vivofit 4
 SonySmartWatch 3Remove Buy NowFitbitCharge 2Remove Buy NowXiaomiMi Band 2Remove Buy NowFitbitFlexRemove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$250$150$23$100$79.95
Release20142016201620132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Stepsn/a
Swim

Battery

Duration2 days5 days20 hours5 days1 year
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/an/aNA88 x 88
Size1.6 inchesn/a0.42 inchesNANA
Touchn/aNA
TypeTFT LCDOLEDOLEDLEDNA

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP68n/aIP671 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/an/aNA
Apps
Music

All Wearables