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2008 Audi S8

Used 2008 Audi S8

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2025
2008
Fuel Economy
15 combined mpg
Horsepower
450 hp
Engine
V10, 5.2 Liter
Cargo Volume
14.6 cu ft
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2008 Audi S8 Review

KBB Editors

By KBB Editors

Updated December 23, 2019

Our editors drive and evaluate hundreds of new cars every single year, turning thousands of miles and countless hours behind the wheel into helpful reviews, ratings, and comparisons. They also have lives outside of work, or so they think. You’d be surprised what you can learn by hauling a dirt bike, hunting for a wayward sippy cup, or just packing the trunk full of groceries.

Pros

If you’ve grown perfectly comfortable in the lap of luxury but occasionally miss the fun you used to have in a BMW 3 Series, you may find happiness in the 2008 Audi S8.

Cons

If one of the reasons you’re looking to drop some $100,000 on your personal transportation is for the attention that often accompanies such a move, the S8 might be a little too visually understated for your liking.

What's New?

The 2008 Audi S8 receives some minor enhancements to its suspension, steering and cabin insulation.

Just as sports cars are getting more comfortable, luxury cars are becoming more athletic. A key enabler on the luxury side is the latest generation of dynamic suspension systems that can change from firm to soft in a matter of milliseconds and eliminate the need for engineers to seek one particular compromised spot between ride and handling. Combine a system like that with a big V10 engine and a lightweight aluminum structure and you’ve got a very impressive and competent luxury sedan that can also satisfy the most serious enthusiast. The 2008 Audi S8 is just such a vehicle.

2008 Audi S8 Pricing

2008 Audi S8 pricing starts at $7,766 for the S8 Quattro Sedan 4D, which had a starting MSRP of $96,175 when new. The range-topping 2008 S8 Quattro Sedan 4D starts at $7,766 today, originally priced from $96,175.

Original MSRP
KBB Fair Purchase Price (national avg.)
$96,175
$7,766

The Kelley Blue Book Fair Purchase Price for any individual used vehicle can vary greatly according to mileage, condition, location, and other factors. The prices here reflect what buyers are currently paying for used 2008 Audi S8 models in typical condition when purchasing from a dealership. These prices are updated weekly.

Driving the Audi S8

All the electronically-enhanced suspension sophistication in the world can’t change the laws of physics, which is why we were so surprised to have as much fun as we did in Audi’s sizeable 4,500-pound sport-luxury sedan. It might not be as nimble as the S6, which isn’t as agile as the S4, but it’s no less eager to charge a canyon road or a looping on-ramp. In highway cruising mode, road noise is more pronounced and the ride isn’t quite as soft as we’re used to in cars that cradle their occupants in such luxury. But, if it were our $100,000, the S8 just might be at the top of the list.

Interior Comfort

Trimmed in brushed aluminum and excellent wood or carbon fiber, the S8’s cabin perfectly complements the car’s sport-luxury character. A suede-like Alcantara headliner gives a particular richness to the interior, while an optional full leather package adds leather to the dash and doors. Audi’s MMI system is less confusing than BMW’s iDrive system, but not as intuitive as the newest COMAND system we’ve sampled in Mercedes’ latest S-Class. The backseat is big enough to make you question the necessity of the car’s long-wheelbase A8L cousin.

Exterior Styling

Depending on whom you ask, the S8’s subtle styling is either one of its greatest strengths or one of its biggest weaknesses. Either way, the newest S8 and A8 are more easily distinguishable from each other than in previous years. Working from front to rear, the S8 has a revised front grille and fascia, unique 20-inch wheels, S8-emblazoned brake calipers, aluminum-like mirror housings, a trunk lid-integrated rear spoiler, four oval tailpipes and, of course, unique badges. The S8 also features Bi-xenon headlamps and bright white LED daytime running lights.

Favorite Features

Bang & Olufsen Sound System
Comprising 14 speakers, 1,000 watts and front tweeters that retract down into the dash when the car is turned off, the A8’s optional B&O audio system is among the most sophisticated (and expensive) factory sound systems ever.

Alcantara Headliner
There’s just something about the S8’s suede-like Alcantara headliner that ups the warmth and exclusivity factors by several notches.

Standard Features

The S8’s long standard equipment list includes a DVD-based navigation system, a Bose sound system, Audi’s MMI central control system, leather seating and wood trim, along with more of the niceties you’d expect to find in a $96,000 automobile, including a full complement of front, side, side-curtain and knee airbags.

Factory Options

It turns out that $96,000 doesn’t buy you everything nowadays. Some of the 2008 Audi S8’s fancier options include a $6,300 Bang & Olufsen sound system, radar-based adaptive cruise control and a solar panel-equipped sunroof that powers the ventilation system to help keep the car cool in hot parking lots.

Engine & Transmission

With a slightly larger, direct-injected, 450-horsepower version of the 500-horsepower V10 found in its Lamborghini Gallardo corporate cousin, the S8 will sprint to 60 mph in 4.9 seconds on its way to an electronically-limited top speed of 155 mph. A six-speed Tiptronic transmission (featuring steering wheel-mounted paddle shifters) directs the power to a rear-biased quattro all-wheel drive system. In addition to a sportier adaptive air suspension, the S8 also gets a more direct steering ratio and bigger brakes than the A8. With the advantage of an aluminum space frame, the S8 weighs only 100 pounds more than the smaller S6.

5.2-liter V10
450 horsepower @ 7000 rpm
398 lb.-ft. of torque @ 3500 rpm
EPA city/highway fuel economy: 13/19


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2008 Audi S8
KBB.com Consumer Reviews

4.9
Consumer Rating
Based on 17 Consumer Reviews
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100%Recommend this vehicle
5
94%
5
94%
4
6%
4
6%
3
0%
3
0%
2
0%
2
0%
1
0%
1
0%
Value
4.9
Performance
5.0
Quality
5.0
Comfort
5.0
Reliability
4.9
Styling
5.0

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2008 Audi S8 Style

Style
Price
Combined Fuel Economy
Horsepower
Engine
Cargo Capacity
Torque
0-60
Top Speed
Curb Weight
Quattro Sedan 4D
$7,786
15 MPG
450 @ 7000 RPM
V10, 5.2 Liter
14.6 cu ft
398 lb-ft
4.9 seconds
155 mph
4586 lbs
See Full Specs for All 2008 Audi S8 Styles
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2008 Audi S8 Depreciation

A 2008 Audi S8 has depreciated $2,468 or 27% in the last 3 years and has a current resale value of $6,413 and trade-in value of $3,828.

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2008 Audi S8
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2008 Audi S8 Annual Depreciation

Year
Vehicle Depreciation*
Resale Value
Trade-In Value
2022
$1,635
$8,881
$6,839
2023
$1,070
$7,811
$5,312
2024
$1,041
$6,770
$4,090
Now
$357
$6,413
$3,828
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2-Year Forecasted Depreciation

*Depreciation for the last 12 months of the private party resale value.

2008 Audi S8 Depreciation

Annual Depreciation is an estimation of what your vehicle's value might be over time based on an average of similar vehicles. Estimations are calculated by comparing Kelley Blue Book Private Party Values of vehicles similar to yours over time, as well as forecasts from Manheim Auction data comparing current and projected auction values against current Kelley Blue Book Private Party and Trade-In Values. This is not a guarantee of actual depreciation. Local weather conditions, market factors and driver performance will also impact your vehicle's actual depreciation.


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Specifications

Dimensions, Weights & Capacities

Curb Weight
4586 lbs.
EPA Total Interior
114.9 cu.ft.
Fuel Capacity
23.8 gallons
Front Head Room
37.3 inches
Front Leg Room
41.4 inches
Max Seating Capacity
5
Minimum Ground Clearance
4.7 inches
Overall Length
199.3 inches
Front Shoulder Room
59.1 inches
Trunk or Cargo Capacity
14.6 cu.ft.
Turning Diameter
39.7 feet
Wheel Base
115.9 inches
Width with mirrors
79.8 inches

Exterior

Adaptive Headlights
Available
Alloy Wheels
Available
Fog Lights
Available
HID Headlights
Available
Moon Roof/Sun Roof
Available
Number of Doors
4 doors
Power Folding Exterior Mirrors
Available
Rear Spoiler
Available

Fuel Economy

City
13 mpg
Highway
19 mpg
Combined
15 mpg

Mechanical

Drivetrain
AWD
Transmission Type
Automatic
6 speed
Available
Recommended Fuel
Premium
Limited Slip Differential
Available

Performance

Horsepower
450 @ 7000 RPM
Torque
398 @ 3500 rpm
Engine
V10, 5.2 Liter
0 to 60
4.9 seconds
Top Speed
155 mph

Warranty

Basic
4 years / 50000 miles
Powertrain
4 years / 50000 miles
Corrosion
12 years / Unlimited miles

Comfort & Convenience

  • Remote Control Liftgate/Trunk Release
  • Climate Control Air Conditioning
  • Climate Control Air Conditioning
  • Heated Steering Wheel
  • Integrated Garage Door Opener

Entertainment

  • iPod Connector
  • Premium Radio
  • Satellite Radio
  • CD Player

Interior

  • Leather Interior Trim
  • Leather-Wrapped Steering Wheel
  • Power Windows
  • Rear Window Defroster
  • Power Outlet
  • Steering Wheel Controls
  • Tilt Steering Wheel
  • Tilt/Telescoping Steering Wheel

Seating

  • Leather Seats
  • Heated Seats
  • Heated Rear Seats
  • Dual Power Front Seats
  • Power Driver's Seat

Security

  • Alarm System

Technology

  • Cruise Control
  • Navigation System
  • Remote Keyless Entry
  • Voice Recognition System

2008 Audi S8 Safety

2008 Audi S8 Safety Technology

  • Child Door Locks
  • Child Seat Anchors
  • Driver Airbag
  • Passenger Airbag
  • Rear Side Airbag
  • Stability Control
  • Traction Control
  • Blind-Spot Alert
  • Front Head Curtain Airbag
  • Front Side Airbag
  • Rear Head Curtain Airbag

2008 Audi S8 Rankings

More Audi S8 News & Information

FAQs

Is the 2008 Audi S8 a good vehicle?

Yes, the 2008 Audi S8 is a good car. Its Kelley Blue Book rating of 0 out of 5 is within 10% of our average rating.

What is the MPG for a 2008 Audi S8?

The 2008 Audi S8 is rated to return city/highway fuel economy of 13/19 mpg.

How much should a 2008 Audi S8 cost?

Used 2008 Audi S8 prices currently range from $7,766 for the Quattro Sedan 4D to $7,766 for the Quattro Sedan 4D when purchasing from a dealership, depending on a range of factors like equipment, mileage, and condition.

What's the cheapest Audi S8?

The cheapest 2008 Audi S8 is the Quattro Sedan 4D, with a Kelley Blue Book Fair Purchase Price of $7,766.

Is the 2008 Audi S8 reliable?

The 2008 Audi S8 is part of the 2nd-generation S8, which our owners give an above-average reliability rating of 4.9 out of 5.

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