Audi A8 Audi A8 2010 Mercedes-Benz SLK Mercedes-Benz SLK 2006
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Audi A8 vs. Mercedes-Benz SLK Price Comparison (MSRP)

The sticker prices, before adjusting for remaining feature differences. Usually these are the numbers you will see on the window stickers.

Models in short supply often sell at or even above these prices.

Audi A8 vs. Mercedes-Benz SLK Invoice Comparison

Lowest Total Price: $68,580

Mercedes-Benz SLK SLK55 AMG   
Difference: $6,795

Lowest Total Invoice: $63,925

Mercedes-Benz SLK SLK55 AMG   
Difference: $6,231

Calculate Payments

  Down Payment Interest Rate Term
Model Year20102006
ModelA8SLK
TrimA8SLK55 AMG
Body4dr Sedan2dr Hardtop conv.
Base Price $74,550 $61,500
Base Invoice $69,331 $57,195
Lighting Package   990
Premium Package   1,470
Metallic paint (extra cost)   690
CD changer, remote   430
Satellite radio   500
Bluetooth cell phone link   925
Lighting Package   921
Premium Package   1,367
Metallic paint (extra cost)   642
CD changer, remote   400
Satellite radio   465
Bluetooth cell phone link   860
Options (change) 0 5,005
Options (change) 0 4,655
Destination 825 775
Gas Tax 0 1,300
Total Price $75,375 $68,580
Total Invoice $70,156 $63,925

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While we strive for accuracy, the site is not error-free, and prices can change at any time.

Dealer Price Quotes

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Request free, no-obligation Audi A8 dealer quotes or Mercedes-Benz SLK dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Audi A8 vs. Mercedes-Benz SLK

Lowest Adjusted Price and Invoice: Mercedes-Benz SLK SLK55 AMG
TrueDelta Adjusted Price Difference: $4,890
TrueDelta Adjusted Invoice Difference: $4,458
Model Year20102006
ModelA8SLK
TrimA8SLK55 AMG
Body4dr Sedan2dr Hardtop conv.
Engine350hp V8355hp V8
TransmissionT6T7
DrivetrainAWDRWD
EPA Fuel Economy (city/highway)16/23 MPG16/22 MPG
Audio (watts, speakers)200, 12?, 9
Tire (rear if not all the same)255/40-19225/40-18
Total Price$75,375$68,580
Adjustments for Features-1,9050
Feature-Adjusted Total Price$73,470$68,580
Total Invoice$70,156$63,925
Adjustments for Features-1,7730
Feature-Adjusted Total Invoice$68,383$63,925

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Features Comparison: Audi A8 vs. Mercedes-Benz SLK

Model Year20102006
ModelA8SLK
TrimA8SLK55 AMG
Body4dr Sedan2dr Hardtop conv.
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100 
7-speed manually-shiftable automatic $1200
AWD$1700 
RWD $0
Accessories 
Power door closers$300 
Power rear side windows$200 
Power trunk closer$350 
Proximity key$250 
Sunshade, rear, power$225 
Sunshades, second row$125 
Wind blocker, small $100
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0 
Obstacle detection, front$150 
Obstacle detection, rear$250 
Rear side airbags$300 
Rearview camera$200 
Side curtain airbags$350 
Tire-pressure monitor$75 
Climate Control 
Rear air vents$100 
Exterior 
Body kit $0
Bodyside moldings$75 
Power retractable hardtop $6750
Rear spoiler $200
Sunroof$900 
Infotainment 
CD player $125
iPod integration$100 
Navigation system$600 
Surround sound$250 
Telematics service, such as OnStar $200
Voice control for nav and audio$100 
Instruments, Lights, and Mirrors 
Analog clock $25
Auto-dimming passenger-side mirror$75 
Illuminated visor mirror, driver$50 
Illuminated visor mirror, passenger$50 
Power-folding mirrors$50 
Steering-linked headlights$150 
Visor mirror, driver $10
Visor mirror, passenger $10
Seats and Interior Trim 
Aluminum trim $100
Center armrest(s), second row$50 
Power 4-way lumbar adjuster, driver seat$150 
Power 4-way lumbar adjuster, passenger seat$150 
Power headrest height adjuster, driver seat$50 
Power headrest height adjuster, passenger seat$50 
Power thigh support length adjuster, driver seat$100 
Power thigh support length adjuster, passenger seat$100 
Power upper seatback recliner, driver seat$100 
Power upper seatback recliner, passenger seat$100 
Synthetic suede inserts in leather seating surfaces $0
Wood trim$300 
Suspension, Wheels, and Tires 
Adaptive dampers - electrical$500 
Air suspension, auto-leveling and height adjustable$1000 
Sport suspension (upgrade) $0
Transmission 
Steering-wheel-mounted transmission controls $100
Total Value of Features$10,725$8,820
Value of Feature Adjustments$1,905$0
Value of Feature Adjustments-1,7730

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See a complete comparison of Audi A8 vs. Mercedes-Benz SLK features.

Specifications Comparison: Audi A8 vs. Mercedes-Benz SLK

Model Year20102006
ModelA8SLK
Body4dr Sedan2dr Hardtop conv.
Wheelbase115.9 in95.7 in
Length199.3 in160.7 in
Width74.6 in70.4 in
Height56.9 in51.0 in
Curb Weight4,288 lb.3,420 lb.
Fuel Capacity23.8 gal.18.5 gal.
Row 1 Headroom37.3 in37.9 in
Row 1 Shoulder Room59.1 in52.2 in
Row 1 Hip Room0.0 in54.6 in
Row 1 Legroom41.4 in42.5 in
Row 2 Headroom38.0 in0.0 in
Row 2 Shoulder Room57.5 in0.0 in
Row 2 Legroom37.6 in0.0 in
Cargo Volume,
Minimum		14.6 ft36.5 ft3
Cargo Volume,
Maximum		14.69.8 ft3

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See a complete comparison of Audi A8 vs. Mercedes-Benz SLK specs.

Option Package Details
Mercedes-Benz SLK SLK55 AMG

Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50Yes
Cornering lights50Yes
Total Requested600100%
Total Not Requested00%
Premium Package
FeatureValueRequested?
Automatic climate control, front200Yes
Universal garage door opener100Yes
Rain-sensing wipers175Yes
Total Requested475100%
Total Not Requested00%

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