Audi RS Q8 |
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Page 1 of 2 Next >> ![]() "For the first time in the 25-year history of Audi RS models, we are putting a large SUV coupe with the genes of a true high-performance sports car on the road," said Oliver Hoffmann, Managing Director of Audi Sport GmbH. "With its biturbo V8 gasoline engine, the Audi RS Q8 is the prestigious spearhead of the RS model family." 441 kW (600 hp), 800 Nm (590.0 lb-ft) of torque between 2,200 and 4,500 rpm - the 4.0 liter V8 in the new Audi RS Q8 delivers impressive RS performance. The turbocharged gasoline engine with direct injection accelerates the large SUV coupe from Audi Sport GmbH from 0 to 100 km/h (62.0 mph) in just 3.8 seconds and to 200 km/h (124.3 mph) in 13.7 seconds. The 250 km/h (155.3 mph) top speed is electronically governed. With the optional dynamic package, top speed is 305 km/h (189.5 mph). Its 1-3-7-2-6-5-4-8 ignition sequence gives the 4.0 TFSI a sportily voluminous sound. As is typical for the RS models, the dual exhaust system features an impressive oval tailpipe on each side. The driver can influence the engine's sound via the Audi drive select system. The optional RS sport exhaust system with black tailpipe trims offers an even sportier sound. The biturbo V8 in the new RS Q8 combines maximum performance and high efficiency. Its mild-hybrid system (MHEV) is based on a 48-volt main electrical system. The core of the MHEV is a belt alternator-starter connected to the crankshaft. During deceleration and braking, it can recover up to 12 kW of power and store it in the compact lithium-ion battery. If the driver takes their foot off the accelerator at a speed between 55 and 160 km/h (34.2 to 99.4 mph), the drive management selects one of two solutions depending on the driving situation and the current setting of the Audi drive select dynamic handling system: The new RS Q8 recuperates or coasts for up to 40 seconds with the engine off. The belt alternator starter starts the engine within fractions of a second when the accelerator is actuated. MHEV technology allows for start/stop operation at a speed of up to 22 km/h (13.7 mph). The mild-hybrid system is connected to the camera sensors for even greater efficiency. When stopped, the engine starts up while the brake pedal is still depressed as soon as the front camera detects that the vehicle in front of the new RS Q8 begins to move. The interplay of the MHEV components improves ride comfort and also has the potential to reduce fuel consumption in everyday driving by as much as 0.8 liters per 100 kilometers. The power of the 4.0 TFSI flows to the quattro permanent all-wheel drive system via the standard eight-speed tiptronic. Configured as a planetary gear, the purely mechanical center differential typically distributes the drive power in a 40:60 ratio to the front and rear axles. In the event of slip, more drive torque automatically goes to the axle with the better traction. Up to 70 percent can be directed to the front wheels and up to 85 percent to the rear wheels. Wheel-selective torque control perfects the safe and agile handling of the new RS Q8. During dynamic cornering, the optional quattro sport differential distributes drive torque between the rear wheels as required. This active torque vectoring improves traction, stability and dynamics. The five-link construction at the front and rear axles handle longitudinal and lateral forces separately. The linkages and the subframes are made largely of aluminum. The SUV coupe has a track of 1,692 millimeters (5.55 ft) up front and 1,696 millimeters (5.56 ft) at the rear. The standard adaptive air suspension sport with controlled damping means the new RS Q8 is equally at home on the racetrack or an offroad trail. Its RS-specific damper tuning allows for a particularly broad spread between a setup biased toward comfort and an extremely sporty setup. Depending on driving situation and the driver's wishes, the body's ride height varies by up to 90 millimeters (3.5 in). The optional electromechanical active roll stabilization (EAWS) minimize body roll during fast cornering. There is a compact electric motor between the two halves of the stabilizer on each of the two axles. When driving straight ahead, the two halves of the stabilizer are decoupled, which reduces body movement on uneven roads and also increases ride comfort. During cornering, however, the focus is on optimum roll compensation. The halves of the stabilizer are twisted in opposite directions, which significantly reduces vehicle lean while cornering. The electromechanical active roll stabilization is integrated in the 48-volt main electrical system and serves as a recuperating system. It can even recover power via the electric motors and thereby feed electrical energy back to the battery. With the optional dynamic package plus with the electronically governed top speed of 305 km/h (189.5 mph), customers also get a chassis designed for maximum sportiness. This includes electromechanical active roll stabilization, the quattro sport differential and the RS ceramic brake system. The standard all-wheel steering moves the rear wheels via a high-torque electric spindle drive and two track rods. At low speeds, the rear wheels turn up to 5 degrees opposite the direction of the front wheels for greater agility. At high speeds, they turn up to 1.5 degrees in the same direction as the front wheels to improve stability during fast lane changes. With variable ground clearance, short overhangs, quattro permanent all-wheel drive and hill descent control, the new Audi RS Q8 can carry on calmly and confidently when paved roads end. The driver can precisely influence the character of the RS Q8 via the Audi drive select dynamic handling system. There are eight profiles from which to choose: comfort, auto, dynamic, efficiency, allroad, offroad and the individually configurable RS-specific modes RS1 and RS2, which can be activated directly via the "RS-MODE" button on the steering wheel. Audi drive select affects such things as engine and transmission management, steering boost, the air suspension, all-wheel steering, engine sound and the characteristic of the automatic air conditioning. The new RS Q8 comes standard with 22-inch aluminum wheels in a 10-spoke star design with 295/40-series tires - the largest ever factory-installed on an Audi production model. Optional 23-inch cast aluminum wheels in a 5 Y-spoke rotor design and a variety of colors are available exclusively for the RS Q8. Behind the large wheels is an RS brake system with internally vented composite disks (420 millimeters (16.5 in) up front, 370 millimeters (14.6 in) at the rear). Their 10-inch piston calipers are painted black as standard, but are available in red as an option. The calipers of the optional RS ceramic brakes are available in gray, red or blue and measure 440 millimeters (17.3 in) up front and 370 millimeters (14.6 in) at the rear. Page 1 of 2 Next >> |
Article | Image gallery (18) | Specifications |
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