Mercedes-Benz SLK Mercedes-Benz SLK 2006 Audi A8 Audi A8 2010

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Mercedes-Benz SLK vs. Audi A8 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.

Mercedes-Benz SLK vs. Audi A8 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 Year20062010
ModelSLKA8
TrimSLK55 AMGA8
Body2dr Hardtop conv.4dr Sedan
Base Price $61,500 $74,550
Base Invoice $57,195 $69,331
Premium Package 1,470  
Lighting Package 990  
Metallic paint (extra cost) 690  
CD changer, remote 430  
Satellite radio 500  
Bluetooth cell phone link 925  
Premium Package 1,367  
Lighting Package 921  
Metallic paint (extra cost) 642  
CD changer, remote 400  
Satellite radio 465  
Bluetooth cell phone link 860  
Options (change) 5,005 0
Options (change) 4,655 0
Destination 775 825
Gas Tax 1,300 0
Total Price $68,580 $75,375
Total Invoice $63,925 $70,156

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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 Mercedes-Benz SLK dealer quotes or Audi A8 dealer quotes from dealers using our car quote form.

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

Lowest Adjusted Price and Invoice: Mercedes-Benz SLK SLK55 AMG
TrueDelta Adjusted Price Difference: $4,890
TrueDelta Adjusted Invoice Difference: $4,458
Model Year20062010
ModelSLKA8
TrimSLK55 AMGA8
Body2dr Hardtop conv.4dr Sedan
Engine355hp V8350hp V8
TransmissionT7T6
DrivetrainRWDAWD
EPA Fuel Economy (city/highway)16/22 MPG16/23 MPG
Audio (watts, speakers)?, 9200, 12
Tire (rear if not all the same)225/40-18255/40-19
Total Price$68,580$75,375
Adjustments for Features0-1,905
Feature-Adjusted Total Price$68,580$73,470
Total Invoice$63,925$70,156
Adjustments for Features0-1,773
Feature-Adjusted Total Invoice$63,925$68,383

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Features Comparison: Mercedes-Benz SLK vs. Audi A8

Model Year20062010
ModelSLKA8
TrimSLK55 AMGA8
Body2dr Hardtop conv.4dr Sedan
Transmission and Drivetrain 
7-speed manually-shiftable automatic$1200 
6-speed manually-shiftable automatic $1100
RWD$0 
AWD $1700
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$8,820$10,725
Value of Feature Adjustments$0$1,905
Value of Feature Adjustments0-1,773

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Specifications Comparison: Mercedes-Benz SLK vs. Audi A8

Model Year20062010
ModelSLKA8
Body2dr Hardtop conv.4dr Sedan
Wheelbase95.7 in115.9 in
Length160.7 in199.3 in
Width70.4 in74.6 in
Height51.0 in56.9 in
Curb Weight3,420 lb.4,288 lb.
Fuel Capacity18.5 gal.23.8 gal.
Row 1 Headroom37.9 in37.3 in
Row 1 Shoulder Room52.2 in59.1 in
Row 1 Hip Room54.6 in0.0 in
Row 1 Legroom42.5 in41.4 in
Row 2 Headroom0.0 in38.0 in
Row 2 Shoulder Room0.0 in57.5 in
Row 2 Legroom0.0 in37.6 in
Cargo Volume,
Minimum
6.5 ft314.6 ft3
Cargo Volume,
Maximum
9.8 ft314.6 ft3

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Option Package Details
Mercedes-Benz SLK SLK55 AMG

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

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