2020 Cadillac CT4 Dimensions, Size & Specs

The width of the Cadillac CT4 ranges from 1814 mm to 1815 mm (about 71.4 to 71.5 inches) when measured excluding mirrors. When the side mirrors are opened, the width extends to 1974 mm (around 77.7 inches). This is an important consideration for parking and garage fitment, as the mirrors increase the overall track width substantially.

The height of the Cadillac CT4 is between 1422 mm and 1423 mm (around 56.0 to 56.1 inches). This relatively low height contributes to the vehicle's sleek, sporty silhouette but still maintains adequate headroom for front and rear passengers. The design balances aerodynamic efficiency with occupant comfort.

The curb weight of the Cadillac CT4 ranges from 1570 kg to 1751 kg (approximately 3,461 to 3,859 pounds). The lighter models often correspond to those with smaller engines or fewer features, while the heavier variants include more powerful engines or additional equipment. This weight range contributes to a good balance between agility and stability on the road.

The Cadillac CT4 offers a luggage capacity of 303 liters (around 10.7 cubic feet). This trunk size is typical for luxury compact sedans, providing enough space for daily groceries, luggage for weekend trips, or other everyday items. While it may not match larger sedans, the space is efficiently designed for practical storage needs.

The Cadillac CT4 provides several rim and tire size options depending on the trim and performance packages. Rim sizes include 8.0J x 18, 8.8J x 17, 8.17J x 18, 8.17J x 18, 9.5J x 18, and 9J x 18 inches. Tire sizes vary as 235/40 R18, 225/45 R17, 275/35 R18, and 255/35 R18. These options allow buyers to tailor the vehicle toward comfort, sportiness, or performance preferences.

Yes, the Cadillac CT4 fits comfortably in a standard residential garage. Given its length of about 4.76 meters (15.6 feet) and width ranging between approximately 1.81 meters (5.9 feet) not including mirrors, it fits within the typical garage space dimensions. The wider mirror spread (1.97 meters or 6.47 feet) requires mindful closing or folding of mirrors if space is tight, but overall, the sedan is well-suited for residential parking.

The Cadillac CT4 replaces the ATS as Cadillac's compact luxury sedan offering. Dimensionally, the CT4 is slightly longer, measuring approximately 4755-4765 mm compared to the ATS's length of around 4631-4648 mm. The CT4 is also a bit wider (1814-1815 mm vs. roughly 1779-1780 mm) and slightly taller, reflecting Cadillac’s move toward a more spacious and modern design. These changes enhance rear passenger room and cargo capacity while providing a more contemporary stance. Overall, the CT4 offers improved interior space and a more upscale feel compared to the ATS.

When compared to rivals such as the BMW 3 Series and Audi A4, the Cadillac CT4 is very competitive in size. The CT4’s length of about 4755-4765 mm is similar to the 3 Series (around 4709-4711 mm) and A4 (about 4726 mm), placing all three in the same compact luxury segment. In width, the CT4 at roughly 1814-1815 mm is comparable to the BMW 3 Series (around 1827 mm) and Audi A4 (around 1847 mm). This places the CT4 nicely in the segment in terms of maneuverability and interior space balance. Thus, buyers looking at these sedans can expect comparable size and footprint, with differences mainly in styling and features.

The 2020 Cadillac CT4 is a compact luxury sedan designed to offer a sporty yet refined driving experience. It features sharp, modern styling cues, advanced infotainment with Cadillac's latest user interface, and a range of powertrain options including turbocharged four-cylinder engines with rear-wheel drive or all-wheel drive configurations. Inside, the CT4 emphasizes premium materials with a driver-focused cockpit. Safety and technology amenities include advanced driver assistance systems, smartphone connectivity, and customizable digital displays. The CT4 aims to deliver balance across performance, comfort, and luxury in the competitive compact sedan segment.