2020 Cadillac CT5 Dimensions, Size & Specs

The Cadillac CT5 has a body width of about 1882 to 1883 mm (74.1 to 74.1 inches) without mirrors. When considering the width including the side mirrors, the vehicle extends to between 1883 mm and up to 2040 mm (74.1 to 80.3 inches) depending on the specific mirror configuration. The wider stance with mirrors is important for understanding parking space requirements and maneuverability in tight spots.

The Cadillac CT5's height ranges from 1437 mm to 1453 mm (56.6 to 57.2 inches). This relatively low to moderate height gives the car a sleek and sporty appearance while still maintaining sufficient headroom for driver and passengers. Its lowered profile aids in improved aerodynamics and a lower center of gravity, contributing to better handling and driving dynamics typical for a midsize luxury sedan.

The Cadillac CT5 weighs between 1803 kg and 1880 kg (3974 to 4144 pounds) depending on the trim and equipment. This moderate curb weight allows for a balance of solid road presence, stability, and responsive handling while still maintaining competitive fuel efficiency for its class. The weight also supports features such as advanced safety technologies without overly compromising agility or acceleration.

The Cadillac CT5 offers 337 liters (11.9 cubic feet) of luggage capacity, which is competitive for a midsize luxury sedan. This amount of trunk space is sufficient to accommodate several suitcases or grocery bags, making it practical for daily commuting and weekend getaways. While it is not the largest in its segment, the cargo area still offers convenience with a well-designed layout for easy loading and unloading.

Yes, the Cadillac CT5 fits comfortably into a standard residential garage. Typical residential garage dimensions are about 2440 mm (8 feet) wide and 4880 mm (16 feet) deep. Given the CT5’s length of up to 4951 mm (16.23 feet) and width with mirrors up to 2040 mm (6.7 feet), it may require careful maneuvering to park without mirror damage, especially in narrower garages. Height is not a concern in most residential garages. Overall, most owners will find the CT5 compatible with typical home garages, though side mirror management is advisable.

The Cadillac CT5 succeeded the CTS as the brand’s midsize luxury sedan. Compared to the CTS, the CT5 tends to be slightly longer and lower in height, with typical CTS lengths around 5020 mm and heights near 1440-1450 mm. The CT5’s more modern width, between 1882 and 1883 mm, is comparable to the CTS’s width range. These subtle changes in dimensions reflect Cadillac’s attempt to blend sportier styling with a spacious interior and better aerodynamics, marking an evolution rather than a radical size departure.

In the midsize luxury sedan segment, the Cadillac CT5's dimensions are quite competitive. Its length (4923-4951 mm) is in line with rivals such as the BMW 5 Series (approx. 4963 mm) and Audi A6 (approx. 4939 mm). Width excluding mirrors is also comparable, with the CT5 at about 1882 mm and competitors ranging between 1860 mm and 1900 mm. The CT5’s height is slightly lower than some rivals, contributing to its sporty stance. Overall, the CT5 balances modern proportions with enough interior space to compete favorably among leading luxury sedans.

The Cadillac CT5 offers a variety of tire and rim sizes including 18-inch rims with 245/45 R18 tires, and multiple 19-inch rim options paired with tire sizes like 305/30 R19, 275/35 R19, and 245/40 R19. There is also a 20-inch rim option with 255/35 R20 tires. Smaller rims tend to provide a more comfortable ride with better absorption of road imperfections, while larger rims and wider tires enhance cornering grip and handling sharpness at the expense of some ride comfort. These options allow drivers to balance sportiness with comfort according to preferences.

The Cadillac CT5 introduced several key advances over prior Cadillac sedans, including a more aggressive and aerodynamic design aligned with Cadillac’s contemporary styling language. The interior received upgraded materials and modern infotainment systems offering enhanced connectivity, including a large touchscreen and smartphone integration. Technological enhancements include more advanced driver assistance features like adaptive cruise control, lane keep assist, and automated emergency braking. The CT5 also emphasizes a sportier driving experience with improved chassis tuning and available performance variants, marking Cadillac’s push into the performance luxury sedan segment.