Sony SmartBand 2 vs. Amazfit Stratos vs. Samsung Galaxy Watch vs. Fitbit Flex vs. Garmin Vivofit 4

 
SmartBand 2
Stratos
Galaxy Watch
Flex
Vivofit 4
 SonySmartBand 2Remove Buy NowAmazfitStratosRemove Buy NowSamsungGalaxy WatchRemove Buy NowFitbitFlexRemove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$130$199$330$100$79.95
Release20152018201820132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 days7 days5 days1 year
Rechargeable

Compatibility

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

Connectivity

Bluetooth
CellularNA
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 300360 x 360NA88 x 88
Sizen/a1.34 inches1.2 inches or 1.3 inchesNANA
Touchn/aNA
Typen/aOLEDAMOLEDLEDNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP585 ATM5 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aProprietaryTizen OSNA
Apps
MusicSpotify

All Wearables