Electronic Stability Control w/ Traction Control System
Electronic Stability Control (ESC) with Traction Control System (TCS) is designed to help keep your vehicle going right where you want it to in slippery or icy conditions. It automatically applies power or braking to the appropriate wheels when it detects that the car is losing traction.

The safety of six airbags
The 2011 Sonata boasts a total of six airbags – standard – to help protect drivers and passengers in a collision, including dual front airbags, front seat-mounted side-impact airbags, plus front and rear side-curtain airbags.
