Used 2018 Cadillac CT6 for sale 

Available with a wide range of engines to choose from, the Cadillac CT6 is offered in 4 trims, viz. Standard, Luxury, Premium Luxury, and Platinum. There is a vast difference in price and features as you move up the trim tree. The Standard and Luxury trims come in RWD paired with a 2.0L engine that generates 265hp and 295 lb-ft of torque. The complete set of features and creatures comforts available across the trims are given below-

The Premium Luxury and Platinum offers two engine options, a 3.6L V6 engine, and a mightier 3.0L V6 engine. Both the trims are available in AWD only. Premium Luxury has upgraded features like a power sunroof head-up display, 12-inch gauge cluster. Going for the Platinum trim upgrades the car to a maximum level as all the features and packages come as standard in the top trim.

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We'd recommend you to go for the top Platinum trim; the reason being the abundance of features and packages available in the Platinum is way more than its competitors within the same price range. Massaging seats, night vision, quad-zone climate control are some of the few features of the Platinum trim.

The 2018 CT6 comes with a diverse engine lineup. The 4-cylinder 2.0L engine is the smallest among the available engine options, and it generates 265hp and 295 lb-ft of torque. Moving up, the V6 3.6L engine churns out 335hp and 284 lb-ft of torque. At the top of the line, we have the mighty twin-turbocharged 6-cylinder 3.0L engine capable of producing a massive 404hp and 400lb-ft of torque.

The 6-cylinder engines deliver quick and strong power without any lag. Even though it's a luxury sedan, the CT6 revs up like a performance sports car. All the trims are mated to an 8-speed automatic transmission that shifts smoothly for uninterrupted performance. Different engines come combined to different drivetrain setup in the sedan as the base two trims bring RWD whereas the top two trims offer AWD as standard.

The base engines of the competition are bigger than the CT6. The biggest and most powerful of the lot, the Kia K900 V6 Premium delivers 311hp and 293lb-ft of torque from a 3.8L V6 engine. The K900 also gets a much slicker 8-Speed DCT, which adds to the drivability of the car. Kia stands atop with its 311hp engine to beat all others in the segment.

Acceleration

The 2018 CT6 features swift acceleration owing to its lightweight. The car takes just 6.1 seconds to go from 0-60mph. The CT6 performs the best in the quarter-mile drag, taking only 14.6 seconds. The turbocharged engine helps in delivering ample low-end torque, which results in its brisk acceleration.

The 2018 Cadillac CT6 has an electronically limited top speed of up to 155 MPH. 

The Kia K900 V6 Premium is the fastest to touch 60 MPH from a standstill. Its powerful drivetrain is coupled to an equally sophisticated 8-Speed Dual-Clutch automatic transmission. The transmission complements the power engine with fast and smooth gearshifts. The Lincoln continental is the heaviest of the lot and takes 6.8 seconds to touch 60 MPH. The 6-Speed Torque converter gearbox has a considerable amount of lag between gears, which makes its performance look a bit dull compared to the rest of the competition.

Braking

The car is equipped with all-round disc brakes and has a sturdy brake pedal. The car can come to a complete halt from 60mph in just 123 ft. , which is decent for a car of its size. The light architecture of the CT6 is also complemented by a host of electronic features that aid the braking performance. 

The 2018 Cadillac CT6 is the lightest of the lot and offers all-around disc brakes, which are assisted by ABS, EBD, and Brake Assist. The rivals offer better braking performance with their larger brake rotors and more number of pistons in the Brake Calipers. The Lincoln Continental Premier has the best brakes in the lot, stopping the car from 60mph in just 110ft.

Ride and Handling

The CT6, even with its large size, drives with great agility and might while maintaining the comfort you'd expect from a luxury sedan. The steering is communicative, however, the steering might feel heavy when driving in sports mode. The company promises a hands-free driving experience on the freeway when equipped with the Super Cruise package.

The vehicle is available in both RWD and AWD. Body lean is reasonable, and the suspension system feels robust and energetic when driving over uneven terrain. The large wheelbase of 122.4 inches makes sure that you don't feel any discomfort when driving over bumps, however, the rivals offer a smoother riding experience with their sophisticated suspension setup. 

The base trim of the CT6 overshadows its rivals in terms of fuel economy. The car is rated at 22/30/25 mpg with RWD. Going for AWD in the Standard trim will have a major drop in fuel economy (18 City/27 Hwy) as the engine size also increases when opting for AWD. The fuel ratings for both RWD and AWD (equipped with a 3.6L engine) for the Luxury trim are the same as that of the base trim. The Platinum trim, which has the mightiest 3.0L engine, is rated at 18 City/26 Hwy.

The 2018 Cadillac CT6 returns decent fuel economy The Kia K900 V6 Premium is the least economical of the lot, and it is rated at 17mpg for the city, 25 mpg for the highway with a combined mileage of 20mpg. The CT6 has a 19.5-gallon gas tank that can give you up to 585 miles of highway range. 

The Cadillac has a roomy and quiet cabin. You'll feel like a king sitting in the top trim with all its premium leather surroundings and shiny chrome trims. Some of the standard features in the top trim include quad-zone climate control, adaptive cruise control, rear-view mirror camera, and rear-seat entertainment package.

The car has a seating capacity of 5 people. The seats are large and feel plush and comfortable, thanks to the high-end leather upholstery combined with lumbar support. There is ample room for the legs, head, and knees. The sedan has the largest headroom and legroom in its class. The car accommodates even the tallest of people comfortably. The large doors and spacious cabin makes getting in and out of the car easy.

The CT6 has the smallest trunk volume at 15.3 cu-ft among its rivals. Cadillac XTS features a boot space of 18.0 cu-ft, which is the largest in the comparison. Following XTS on the table is Lincoln Continental with 16.7 cu-ft. The overall passenger volume inside the sedan is very similar with just a maximum margin of around 6 cu-ft. 

Infotainment System

The CT6 features a convenient and improved CUE infotainment system. The 10.2-inch display is quick to respond, however, it can sometimes miss inputs. The infotainment system has great connectivity options, which include 4 USB charging ports, 3 USB audio ports, wireless charging, and Bluetooth. An HD Satellite radio also adds to the party. 

As standard, the system gets Apple CarPlay and Android Auto. The Cadillac's infotainment system is also loaded with advanced features like 4G LTE with WiFi connectivity, navigation with real-time traffic updates, and HD radio. The top trim comes equipped with the rear seat infotainment package. Overall, the infotainment system is easy-to-use. As standard, you get a BOSE Surround audio system with up to 10 speakers. Some of the major features include-

• Apple CarPlay
• Android Auto
• 10-Speaker Bose surround audio system
• HD radio
• Bluetooth
• USB ports
• Wireless charging
• WiFi hotspot

The body of the 2018 Cadillac CT6 looks grand and opulent. The beautiful lines and curves of the vehicle combined with a classy grille and the iconic vertical LED headlamps give the car a substantial appearance. The Cadillac's signature tail lamps can't go unnoticed.

The sunroof covers both the rear and front seats, adding to the lush appearance of the car.

The top trim runs on elegant looking 20-inch aluminum-alloy wheels. The car weighs the lightest of the lot with a curb weight of 3,666 lbs. Further, the car has the longest wheelbase (122.4 inches) and body length (204.1 inches). Features like the concierge lighting add to the aesthetics of the sedan. Some of the important exterior features include-

• Illuminated door handles
• Power sunroof
• LED light pipe signature
• Concierge lighting
• LED Indirect Fire high beam/low beam
• Power Decklid

Cadillac has provided the sedan with a tough built body structure to counter any accidental impacts. Along with that, Cadillac has brought the 2018 CT6 fully loaded with safety features such as ABS, front pedestrian braking, forward collision alert, and front and reverse automatic braking. The complete list of the safety features is provided below-

• 2 Front Headrests
• 2 Rear Headrests
• Auto Delay Off Headlights
• Engine Immobilizer
• Traction Control
• Post-Collision Safety System
• Dual Front And Dual Rear Side-Mounted Airbags

Lincoln Continental Premier vs Cadillac CT6

Lincoln features a bigger engine, but the CT6 has better acceleration. The Continental has better braking and cargo space, whereas the CT6 has an edge over Lincoln in fuel economy. Even though Lincoln Continental is much cheaper, the feature-loaded and economical CT6 is worth spending the extra amount on.

Cadillac XTS Standard vs Cadillac CT6

The XTS standard by Cadillac only has a larger boot space and is $7,700 cheaper than the CT6. The CT6 has better fuel economy, acceleration, and handling. Combining that with the extra features, CT6 seems like the clear winner here.

Kia K900 V6 Premium vs Cadillac CT6

The K900 has a more powerful V6 engine, providing it a slightly better initial acceleration than the CT6. Kia also has an edge over CT6 in braking. The K900 has the lowest fuel economy of the lot. Both the cars have almost similar cargo volume.

The CT6 costs $5,190 more but compensates with better fuel economy and elegant looking exterior, making it a strong contender in the segment.

The CT6 is an athletic handler, a classy aesthetic, and a highly spacious and opulent sedan. The top trim features a mighty 404hp engine for performance lovers and carries a lot more features compared to any of its rivals in its price range. Our advice is to go for the top trim, which has all the packages and advanced features if you want to experience true luxury and power in a large sedan.