The 2008 Audi A6 is a mid-size luxury sedan representing the third generation (C6) of the A6 model line. Available as a sedan or wagon (Avant), it offered a blend of luxury, performance, and technology. Key trims included the 3.2, 4.2, and the sporty S6. New, prices ranged from around $40,000 to $75,000 depending on the trim and options. Its Quattro all-wheel-drive system and sophisticated interior contributed to its popularity.
The Good
The 2008 Audi A6 delivers a compelling blend of advantages. Performance-oriented buyers will appreciate the powerful engine options and Quattro all-wheel drive. Practical buyers will value the comfortable ride, refined interior, and decent fuel efficiency for its class. Its stylish design and luxury features appeal to emotions, while its overall value makes it a smart choice.
The Bad
Potential weaknesses of the 2008 Audi A6 include potential electrical issues, oil leaks (especially in higher mileage examples), and costly repairs due to the complexity of its systems. Some owners have reported issues with the Multi-Tronic CVT transmission (FWD models). Thorough inspection and maintenance records are crucial.
2008 Audi A6: Quick Overview
Key Specs for the 2008 Audi A6:
- Engine Options:
- 3.2L V6: 255 horsepower
- 4.2L V8: 350 horsepower
- S6 5.2L V10: 435 horsepower
- Horsepower: Ranging from 255 hp (3.2L V6) to 435 hp (S6 5.2L V10).
- Fuel Economy:
- 3.2L V6: Around 18 mpg city / 27 mpg highway (FWD), slightly lower with Quattro.
- 4.2L V8: Around 16 mpg city / 23 mpg highway.
- S6 5.2L V10: Significantly lower, around 13 mpg city / 20 mpg highway.
- 0–60 Times:
- 3.2L V6: Around 7.1 seconds.
- 4.2L V8: Around 5.9 seconds.
- S6 5.2L V10: Around 5.1 seconds.
- Towing Capacity: Not typically recommended for towing. Officially, towing capacity is minimal if at all.
- Trim-Level Features:
- 3.2: Leather seats, sunroof, dual-zone climate control, premium sound system, and alloy wheels.
- 4.2: Adds features like navigation, upgraded leather, heated seats, and more advanced driver aids.
- S6: Performance-oriented upgrades, including a more powerful engine, sport-tuned suspension, sport seats, and distinctive styling cues.
2008 Audi A6 Specifications
Vehicle Information
| Year | 2008 |
| Make | Audi |
| Model | A6 |
| Trim | - |
| Style | 4-Door Sedan 3.2-Liter |
| Type | Sedan |
| Category | Mid-Size Car |
Manufacturing Details
| Made In | Germany |
| Manufacturing City | NECKARSULM |
Dimensions
| Doors | 4-Door |
| Curb Weight | 1829.79 kg |
| Gross Vehicle Weight Rating | - |
| Overall Height | 145.8 cm |
| Overall Length | 491.49 cm |
| Overall Width | 201.17 cm |
| Wheelbase Length | 284.23 cm |
| Standard Seating | 5 |
Engine & Performance
| Engine | 3.1-L V-6 DOHC 24V |
| Engine Size | 3.1L |
| Engine Cylinders | 6 |
| Transmission | 6-Speed Automatic |
| Transmission Type | Automatic |
| Transmission Speeds | 6-Speed |
| Drivetrain | All-Wheel Drive |
Additional Features
| Anti-Brake System | 4-Wheel ABS |
| Steering Type | Rack & Pinion |
Pricing
| Manufacturer Suggested Retail Price (MSRP) | $46,100 USD |
| Invoice Price | $42,873 USD |
| Delivery Charges | $775 USD |
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What Problems Does the 2008 Audi A6 Have?
The 2008 Audi A6, while a luxurious and capable vehicle, has some frequently reported problems and long-term reliability concerns. Electrical issues are common, ranging from malfunctioning sensors to problems with the infotainment system and central locking. Oil leaks, particularly around the valve cover gaskets and timing chain tensioners, are also frequently reported, especially as the vehicle ages. The Multi-Tronic CVT transmission (found in front-wheel-drive models) is known to be problematic, with potential for premature failure.
Some models have been subject to recalls, so checking the VIN for outstanding recalls on the NHTSA website is crucial before purchasing. Long-term reliability can be affected by the complexity of the car's electronics and engine components, leading to potentially expensive repairs. The V8 engine is known for carbon buildup on the intake valves, which can reduce performance and fuel economy. Regular maintenance and addressing issues promptly are essential to mitigating these concerns and maximizing the car's lifespan. Some owners have reported issues with the adaptive headlights, which can be expensive to repair. Overall, while a well-maintained A6 can offer a rewarding ownership experience, potential buyers should be aware of these common issues.
How long will the 2008 Audi A6 last?
With proper maintenance, a 2008 Audi A6 can realistically reach 200,000 miles or more. Many owners report getting 15-20 years of service, but this heavily depends on consistent upkeep. Weaknesses that emerge over time include increased risk of oil leaks, electrical component failures, and suspension wear. The timing chain tensioners can also become problematic in higher mileage examples. Regular oil changes, timely repairs, and careful attention to warning signs are key to extending the vehicle's lifespan. Neglecting maintenance will drastically shorten its usable life.
What Technology & Safety Features are Included?
The 2008 Audi A6 featured a decent array of built-in tech and safety features for its time. Standard features included a premium sound system, dual-zone automatic climate control, and leather upholstery. Higher trims added features such as a navigation system with Audi's Multi Media Interface (MMI), which controlled various functions via a central screen and dial. Entertainment options included a CD player, satellite radio, and auxiliary input.
Driver-assistance features were somewhat limited compared to modern cars, but options included parking sensors, adaptive cruise control, and blind-spot monitoring. Safety features consisted of anti-lock brakes (ABS), electronic stability control (ESC), and multiple airbags, including front, side, and curtain airbags. Optional features included adaptive headlights and a rearview camera.
The 2008 Audi A6 received generally positive crash-test ratings from the Insurance Institute for Highway Safety (IIHS) and the National Highway Traffic Safety Administration (NHTSA). IIHS awarded it a "Good" rating in most crash tests. NHTSA ratings varied, but it generally scored well in frontal and side-impact tests. Keep in mind that safety technology has advanced significantly since 2008, so modern vehicles may offer greater protection.
What Colors Options are Available?
Exterior Colors
Brilliant Black
Arctic White
Quartz Grey Metallic
Oyster Gray Metallic
Night Blue Pearl Effect
Deep Green Pearl Effect
Cactus Green Metallic
Light Silver Metallic
Condor Gray Metallic
Havanna Black Metallic
Floret Silver Metallic
Interior Colors
Black
Light Gray
Dark Beige
2008 Audi A6 Prices and Market Value
When new, the 2008 Audi A6 ranged from around $40,000 to $75,000, depending on the trim and options. Currently, used market prices vary significantly based on condition, mileage, and location. Expect to find them priced from $5,000 to $15,000. The A6 has depreciated considerably due to its age, mileage, and the higher maintenance costs associated with luxury vehicles. Factors affecting resale value include a clean title, documented service history, low mileage, and the overall condition of the vehicle. Models with desirable options and rare colors might command a premium.
2008 Audi A6 Cost of Ownership
The 2008 Audi A6 is generally considered costly to own in the long term. Insurance premiums are typically higher than average due to its luxury status and potential repair costs. Fuel costs can be significant, especially with the V8 engine. Maintenance and repair expenses are considerably higher than those of a non-luxury car due to specialized parts and labor. Expect frequent maintenance needs and potentially expensive repairs as the car ages. Overall, it's not an economical choice for budget-conscious buyers.
2008 Audi A6 Fuel Efficiency
Fuel Type
Gasoline
Fuel Capacity
79.87 liters
City Mileage
8.08 km/l
Highway Mileage
11.48 km/l
2008 Audi A6 Safety Rating
NHTSA
2008 Audi A6 Warranty
Basic
Original warranty
48 months / 50,000 miles
Estimated remaining
Expired
Powertrain
Original warranty
48 months / 50,000 miles
Estimated remaining
Expired
Rust
Original warranty
144 months / unlimited miles
Estimated remaining
Expired
2008 Audi A6 Insurance
Insurance for a 2008 Audi A6 is moderately priced, reflecting its status as a Sedan with strong safety ratings and
reasonable repair costs.
reasonable repair costs.
How Does the 2008 Audi A6 Compare to Other Sedan?
The 2008 Audi A6 competed with the BMW 5 Series, Mercedes-Benz E-Class, and Lexus GS. In terms of performance, the A6 offered comparable engine options and the advantage of Quattro all-wheel drive, while the BMW 5 Series had a reputation for sharper handling. The Mercedes-Benz E-Class was known for its comfort and refinement. The Lexus GS excelled in reliability, often surpassing the A6.
In terms of features, the A6 offered a competitive suite of technology and luxury amenities. Price-wise, the A6 was generally in line with its German rivals. However, its reliability record was not as strong as the Lexus GS, which could lead to higher long-term ownership costs.
Alternatives to the 2008 Audi A6 include the BMW 5 Series (for a sportier driving experience), the Mercedes-Benz E-Class (for a more luxurious ride), or the Lexus GS (for superior reliability). The Acura TL or Infiniti M series could also be considered for a more value-oriented luxury experience, though they might lack some of the refinement of the German options. If reliability is a top priority, the Lexus GS is a better alternative. For a balance of performance and luxury, the BMW 5 Series remains a strong contender.
Ranks #1185 Sedan
| 1 | 2023 Toyota Camry | (5.0★) |
| 2 | 2023 Honda Accord | (0.0★) |
| 3 | 2023 Lexus ES | (0.0★) |
| 4 | 2024 Subaru Legacy | (5.0★) |
| 5 | 2022 Mazda MX-30 | (4.0★) |
| 6 | 2024 BMW M3 | (0.0★) |
| 7 | 2023 Ford Mustang | (5.0★) |
| 8 | 2023 Mercedes-Benz AMG GT | (0.0★) |
| 9 | 2023 Audi A3 | (0.0★) |
| 10 | 2023 Chevrolet Camaro | (5.0★) |
| 11 | 2023 Hyundai Elantra Hybrid | (0.0★) |
| 12 | 2023 Nissan Altima | (4.0★) |
| 1185 | 2008 Audi A6 | (0.0★) |
Final Verdict: Is the 2008 Audi A6 a Good Sedan?
The 2008 Audi A6 is ideal for someone who appreciates luxury, performance, and German engineering, and is willing to accept higher maintenance costs. Whether it's worth buying depends heavily on its condition and price. A well-maintained example with a comprehensive service history can still offer a rewarding driving experience. It's generally recommended to buy a used A6 rather than new, given the significant depreciation. Opt for the 3.2 V6 model for potentially better reliability compared to the V8. Thoroughly inspect any potential purchase and obtain a pre-purchase inspection from a qualified mechanic experienced with Audi vehicles. Be prepared for potential repairs and factor those costs into your budget.
Eugene S
Eugene is an automotive enthusiast with over 15 years of experience in the used car market. As a writer at VINCheck.info, he brings deep industry insight and a passion for cars, helping readers make smart, informed decisions. Eugene has written hundreds of used car reviews and is known for breaking down complex automotive topics into clear, actionable advice. Over the years, he has driven and worked on a wide range of vehicles—starting with tuning street cars in his early days and eventually focusing on performance upgrades and reliability improvements. Today, he specializes in evaluating used vehicles through the lens of real-world ownership and enthusiast needs. A longtime fan of Porsche, Eugene especially appreciates vehicles that blend durability with driving enjoyment.