Sony SmartWatch 3 vs. Fitbit Flex 2 vs. Fitbit Flex vs. Garmin Vivofit 4 vs. Garmin Vivosmart 4

 
SmartWatch 3
Flex 2
Flex
Vivofit 4
Vivosmart 4
 SonySmartWatch 3Remove Buy NowFitbitFlex 2Remove Buy NowFitbitFlexRemove Buy NowGarminVivofit 4Remove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$250$100$100$79.95$130
Release20142016201320182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 days5 days1 year7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution320 x 320n/aNA88 x 8848 x 128
Size1.6 inchesn/aNANA0.74 inches
Touchn/aNA
TypeTFT LCDLEDLEDNAOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP685 ATM1 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aNA
Apps
Music

All Wearables