2020 Audi S6 Avant (C8) Dimensions, Size & Specs

The curb weight of the Audi S6 Avant (C8) is approximately 2020 kg (4,455 lbs), which contributes to the car's stability and solid road presence. The maximum allowable weight, including passengers and cargo, is 2655 kg (5,854 lbs). This margin ensures the vehicle can carry a considerable payload without compromising on handling or safety, thanks to its reinforced chassis and suspension tuning optimized for performance with ample load.

The luggage capacity of the Audi S6 Avant (C8) is 550 liters (19.4 cubic feet) with the rear seats in their upright position, providing ample space for daily cargo like groceries or suitcases. When the rear seats are folded down, the capacity expands significantly to 1660 liters (58.6 cubic feet), making it highly versatile for carrying larger items, making it suitable for both family and sporty utility needs.

Yes, the Audi S6 Avant (C8) fits comfortably in a standard residential garage. Typical garages are usually around 2.4 to 3 meters wide (7.9 to 9.8 feet) and around 5.5 to 6 meters in length (18 to 20 feet). With the car’s width being 1886 mm (74.3 inches) and length 4954 mm (195 inches), it allows enough clearance for doors to open and for comfortable parking, though the opened mirrors width of 2110 mm (83.1 inches) requires slightly more side clearance. Overall, it’s well-suited for typical garage spaces.

The Audi S6 Avant (C8) comes equipped with 20-inch rims sized 8.5J x 20, complemented by 255/40 R20 tires. This combination offers a low profile and broad contact patch, which enhances grip and cornering stability. The larger rims also support high-performance brake systems essential for a sporty estate like the S6 Avant, while the tire width and profile balance ride comfort with sharp handling. This setup contributes significantly to the S6 Avant's dynamic and responsive driving characteristics.

Compared to the previous Audi S6 Avant generation (C7), the C8 model is slightly longer and wider, offering increased cabin space and luggage volume. The C8’s 4954 mm (195 inches) length exceeds the C7's approximate 4940 mm (194.5 inches), while width without mirrors increased to 1886 mm (74.3 inches) from around 1875 mm (73.8 inches). Height is similar at about 1481 mm (58.3 inches). These dimensional improvements translate into more interior comfort and practicality while maintaining a sporty profile characteristic of the S6 Avant.

Within the high-performance station wagon segment, the Audi S6 Avant (C8) stands out due to its blend of sportiness, luxury, and practicality. It competes with rivals like the BMW M340i xDrive Touring and Mercedes-AMG C43 Estate. Dimensionally, the S6 Avant is slightly larger, offering more luggage space (550 liters upright, 1660 liters folded) and comparable overall length. Its weight of around 2020 kg (4,455 lbs) is typical for this class but offset by powerful engine options and advanced all-wheel-drive technology, giving it an edge in handling and performance without sacrificing daily usability.

The Audi S6 Avant (C8) has a roof load capacity of up to 100 kg (220 lbs). This provides ample capacity for roof racks intended for bicycles, skis, or additional cargo boxes. It’s designed to maintain vehicle stability and safety standards even when carrying items on the roof, as long as the weight limit is not exceeded. This flexibility adds practicality to the sporty wagon, allowing owners to tailor the car for adventurous or family-oriented lifestyles.

Being a station wagon, the Audi S6 Avant (C8) balances performance with practicality in a way sedans cannot. Its generous length of 4954 mm (195 inches) and expansive luggage capacity (up to 1660 liters with folded seats) make it highly versatile for cargo and passenger needs. The wagon body style provides easier access to rear luggage space and superior load capacity compared to sedans while maintaining lower height and better aerodynamics than SUVs, offering enhanced driving dynamics and fuel efficiency.

The Audi S6 Avant (C8), with a length just under 5 meters (4954 mm / 195 inches) and width of 1886 mm (74.3 inches), is a sizable vehicle but remains manageable in urban driving and parking situations thanks to its advanced driver assistance systems and good visibility. Its dimensions mean it may be less maneuverable than smaller cars in tight spaces, but features like parking sensors, cameras, and steering assist help mitigate these challenges. However, drivers should be mindful of its expanded width with mirrors open (2110 mm / 83.1 inches) when parking or navigating narrow streets.