The Audi A6 C8 50 TDI Quattro was equipped with a 3.0-liter turbocharged V6 diesel engine that produced 204 horsepower and 400 Nm of torque.
It had a six-speed manual transmission as standard, but a seven-speed dual-clutch automatic was available as an option.
The C8 generation A6 featured Audi's Quattro all-wheel-drive system, which sent power to all four wheels through a multi-plate clutch and a center differential.
The 50 TDI Quattro had a fuel economy of up to 51.4 mpg (combined) with the manual transmission, according to the European NEDC test cycle.
It came with adaptive cruise control, lane departure warning, and automatic emergency braking as standard features in some markets.
The A6 C8 50 TDI Quattro had a boot capacity of 530 liters, expanding to 1,442 liters with the rear seats folded.
A panoramic glass sunroof was available as an option on some trim levels, offering additional natural light and ventilation.
It featured Audi's MMI Navigation Plus system, which included an 8-inch touchscreen display, voice control, and a 12.3-inch virtual cockpit instrument cluster.
The C8 generation A6 had a drag coefficient of 0.24 Cd, contributing to its aerodynamic efficiency.
The 50 TDI Quattro featured Audi's Drive Select system, which allowed the driver to switch between comfort, auto, dynamic, and individual drive modes.
It was available in several colors, including Monsoon Grey, Navarra Blue, and Glacier White metallic, among others.
A powered memory driver's seat was available on some trim levels, allowing for personalized settings to be stored and recalled at a touch of a button.
The A6 C8 50 TDI Quattro had a maximum towing capacity of up to 2,400 kg (5,291 lbs), depending on the country-specific regulations.
It featured LED headlights with dynamic turn signals, which created a distinctive lighting signature when cornering.
Audi's Advanced Front Lighting System was available as an option on some trim levels, providing improved low-light visibility and enhanced safety features.
The C8 generation A6 had a top speed of 144 mph (232 km/h) for the manual transmission variant, while the automatic version had a slightly lower limiter at 143 mph (230 km/h).
It featured Audi's Parking System Plus with a rearview camera and parking sensors as standard on some trim levels.
A Bang & Olufsen sound system was available as an option, delivering enhanced audio quality through 23 speakers and 595 watts of total power output.
The A6 C8 50 TDI Quattro had a maximum curb weight of around 1,885 kg (4,155 lbs), depending on the country-specific configuration.
It featured Audi's Sport Differential system on some trim levels, allowing for dynamic torque vectoring and improved stability during cornering.
The C8 generation A6 had a range of exterior design options available, including a sport differential-specific front bumper design and 19-inch alloy wheels with different rim styles.
A powered tailgate was available as an option on some trim levels, allowing for hands-free operation and reduced effort when opening or closing the boot lid.
The A6 C8 50 TDI Quattro had a range of interior design options available, including leather upholstery in various colors, ambient lighting packages, and carbon fiber trim inserts.
It featured Audi's Virtual Pedestrian Detection system on some trim levels, which could detect pedestrians at night or in low-light conditions using advanced sensor technology.
The C8 generation A6 had a comprehensive suite of driver assistance features available, including traffic sign recognition, lane change assistant, and side assist.
A rear seat entertainment package was available as an option on some trim levels, featuring dual 10-inch screens with DVD players and wireless headsets.
It featured Audi's Advanced Key system, which allowed for keyless entry, remote engine start, and automatic locking or unlocking of the doors without needing a physical key.
The A6 C8 50 TDI Quattro had a five-star Euro NCAP safety rating in some markets, with top marks awarded for adult and child occupant protection, as well as pedestrian protection.
It featured Audi's Pre Sense City system on some trim levels, which could detect pedestrians or other hazards at night using a combination of radar, camera, and ultrasonic sensors.
The C8 generation A6 had a comprehensive suite of convenience features available, including keyless entry, push-button start, and automatic tailgate operation.
Audi's Mobile Phone Preparation with Wi-Fi hotspot was standard on the 50 TDI Quattro in some markets, allowing for mobile internet access and device charging within the vehicle.
The A6 C8 had a dedicated storage compartment for smartphones and other devices, located near the gear selector or center console.
It featured Audi's 360-degree camera system on some trim levels, providing a comprehensive view of the surrounding environment when maneuvering in tight spaces.
The C8 generation A6 had a maximum payload capacity of up to 550 kg (1,212 lbs), depending on the country-specific regulations and configuration.
It featured Audi's Comfort and Sport suspension systems on some trim levels, offering different ride characteristics tailored to driver preferences.
The A6 C8 50 TDI Quattro had a range of exterior design options available, including a contrasting roof color or carbon fiber roof insert, depending on the market and specific configuration.
A flat-bottomed steering wheel was available as an option on some trim levels, featuring a sporty design with multiple button controls for media, phone, and navigation functions.
It featured Audi's Active Info Display system on some trim levels, which displayed additional information such as navigation data, traffic updates, or weather forecasts on the 12.3-inch virtual cockpit instrument cluster.
The C8 generation A6 had a comprehensive suite of infotainment features available, including Apple CarPlay and Android Auto smartphone integration, voice control, and internet-based services.
It featured Audi's Parking Assist system with park steering on some trim levels, which could detect suitable parking spaces and provide guidance for smooth maneuvering into tight spots.