Sony SmartWatch 3 vs. Fitbit Flex 2 vs. Garmin Vivofit 3 vs. Garmin Vivosmart HR vs. Polar Loop 2

 
SmartWatch 3
Flex 2
Vivofit 3
Vivosmart HR
Loop 2
 SonySmartWatch 3Remove Buy NowFitbitFlex 2Remove Buy NowGarminVivofit 3Remove Buy NowGarminVivosmart HRRemove Buy NowPolarLoop 2Remove Buy Now

Basic Info

Suggested Price$250$100$100$170$120
Release20142016201620152015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/an/a
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 days1 year5 days8 days (without notifications)
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution320 x 320n/a64 x 64160 x 68n/a
Size1.6 inchesn/a0.55 inches1.08 inchesn/a
Touchn/a
TypeTFT LCDLEDn/an/aLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP685 ATM5 ATM5 ATM2 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/an/an/an/a
Apps
Music

All Wearables