ANNOUNCEMENT: The Car Book 2018 is now online!

Ratings on over 1,000 new & used models going back 5 years, from the Center from Auto Safety. Learn more about The Car Book 2018 here.

CarComplaints.com Notes: The 2011 Sonata has a seriously defective engine that seizes without warning. It was awarded the dubious honor of being the first CarTalk / CarComplaints Turd of the Week in late September 2015.

A class action lawsuit was filed in May 2015 against Hyundai that claims the 2.4L Sonata engine is defective. More info here.

Collapse Safety Ratings

NCAP 5-Star Crash Test & Rollover Safety Ratings

Driver FrontPassenger FrontDriver SidePassenger SideSide PoleRollover
2011 Sonata 4 DR FWD Early Release***1***********************
NCAP videos are in WMV format.
Mac users can use Flip4Mac.
2011 Sonata 4 DR FWD Later Release*****2************************
2011 Sonata 4 DR FWD Latest Release*****3************************
2011 Sonata Hybrid 4 DR FWD*****************************

1 Frontal crash test results are valid for 2011 model year vehicles manufactured before July 2, 2010.

2 Frontal crash test results are valid for 2011 model year vehicles manufactured on or after July 2, 2010 and before September 7, 2010.

3 Frontal crash test results are valid for 2011 model year vehicles manufactured on or after September 7, 2010.

Find something helpful? Spread the word.

IIHS Crash Test & Rollover Safety Ratings

Good Acceptable Marginal Poor

2011 Hyundai Sonata 4-door sedan

2011 Hyundai Sonata 4-door sedan Good performance in front, side, rear and rollover tests.

Moderate Overlap FrontSmall Overlap DriverSmall Overlap PassengerSideRear1Rollover
G Overall
G Structure
G Head/Neck Injury
G Chest Injury
G Left Leg Injury
G Right Leg Injury
G Restraints
Full IIHS Moderate Overlap Crash Test report »
M Overall
M Structure
G Head/Neck Injury
G Chest Injury
G Hip/Thigh Injury
M Lower Leg Injury
A Restraints
Full IIHS Small Overlap Driver-side Crash Test report »
Not tested. G Overall
A Structure
Driver
G Head Protection
G Head/Neck Injury
G Torso Injury
G Pelvis/Legs Injury
Rear Passenger
G Head Protection
G Head/Neck Injury
G Torso Injury
G Pelvis/Legs Injury
Full IIHS Side Impact Crash Test report »
G Overall
G Geometry
G Dynamic
Full IIHS Rear Impact Crash Test report »
G Overall
Full IIHS Rollover Safety report »

1 — Power cloth seat AHR.

Ratings only apply to the model and body or seat type tested. The date of manufacture and optional safety equipment can affect results. For full details see www.iihs.org.

Add Your Complaint

Bump the Sonata problem graphs up another notch. Get answers and make your voice heard!

Become a Fan & Spread the Word