What Is the Difference Between the Cadillac CTS & STS?

by Camille Gray

General Motors produces the Cadillac CTS and STS luxury sedans. Manufactured in the United States, these sedans have 3.6-liter, V-6 engines with a gas mileage rating of 18 mpg in the city and 27 mpg in highway driving.


The CTS is a mid-sized luxury sedan, equipped with leather seating, Bose stereo system and the OnStar navigation system. It can be purchased with an optional sport suspension and is available with a six-speed manual transmission. Its manufacturer's suggested retail price starts at $35,000.


The STS is a larger, full-sized luxury touring sedan. With an MSRP starting at $47,000, it is equipped with Bluetooth capability, heated leather seats and rain-sensing wipers, as well as upgraded sound and navigation systems.


The CTS and STS receive high performance and style marks when compared with other sedans of their size and class. Both models are believed to be built and priced to compete with foreign luxury models.

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