The STS, a mainstay of Cadillac's lineup since 2005, is a large sedan with seating up to 5. Having more than average horsepower for its class, the STS packs some oomph. Cadillac offers a 4-year, 50,000-mile basic warranty, and a 6-year, 70,000-mile powertrain warranty on its lineup.
The 2011 Cadillac STS is very unsafe compared to all vehicles.
Comparison to all vehicles. This plot shows RSC safety scores on the horizontal axis vs. the number of vehicles with each safety score (depicted by bar height and percentages at the bottom). Colors reflect vehicle safety, ranging from red (not that safe) to green (safer). For reference, a score of 0 implies a 0.15% chance of driver death (13% chance of driver injury) over 15 years, and a score of 100 reflects a 0.016% chance (1.4% chance of driver injury). The 2011 Cadillac STS has a score of 65, implying a 0.062% chance of driver death (5.5% chance of injury).
We estimate that the 2011 Cadillac STS has a vehicle lifetime fatality chance of 0.0619% and a vehicle lifetime injury chance of 7.0725%, meaning the average driver has a 0.0619% chance of dying in an accident if they drive the car under regular conditions for fifteen years, and a 7.0725% chance of being injured.
Compared to the average vehicle, the 2011 Cadillac STS is 33% more likely to result in a fatal accident. Compared to other sedans, hatchbacks, and wagons, the 2011 Cadillac STS is 23% more likely to result in a fatal accident.
And it is less safe than many comparable cars.
Comparison to similar models. This plot compares the RSC rating of the 2011 Cadillac STS with its main competition. Models are plotted on a scale from 55 to 100. The 2011 Cadillac STS is less safe than the 2011 INFINITI M-37, the 2011 Lexus GS, the 2011 Acura RL, the 2011 Saab 95, the 2011 Acura ZDX, the 2011 Lincoln MKS, the 2011 Audi A6, the 2011 Mercedes-Benz E-Class, the 2011 BMW 5 Series, and the 2011 Volkswagen Touareg. It is about as safe as the 2011 Cadillac DTS.
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