Size
The SLS is the smaller of the two models, with a wheelbase of 116 inches and an overall length of 198 inches. The STS, on the other hand, has a wheelbase of 120 inches and an overall length of 203 inches. This difference in size is reflected in the interior space of the two cars, with the STS offering more legroom and headroom than the SLS.
Engine
The SLS is powered by a 3.6-liter V6 engine that produces 255 horsepower and 252 lb-ft of torque. The STS, on the other hand, is powered by a 3.6-liter V6 engine that produces 275 horsepower and 254 lb-ft of torque. The STS also offers an optional 4.6-liter V8 engine that produces 320 horsepower and 315 lb-ft of torque.
Transmission
The SLS is equipped with a four-speed automatic transmission, while the STS is equipped with a five-speed automatic transmission. Both cars offer a manual shift mode for added control.
Features
The SLS and STS come with a variety of standard features, including power windows, power locks, air conditioning, cruise control, and a CD player. However, the STS offers a number of additional features that are not available on the SLS, such as a sunroof, heated seats, and a Bose sound system.
Price
The SLS was priced at around $40,000 when it was new, while the STS was priced at around $45,000. Today, used SLS models can be found for around $10,000 to $15,000, while used STS models can be found for around $15,000 to $20,000.
In conclusion, the Cadillac SLS and STS are two luxury sedans that offer a variety of features and amenities. While the SLS is the smaller and more affordable of the two, the STS offers more space, power, and features. Ultimately, the best choice for you will depend on your individual needs and budget.
