Audi A6 / S6 Audi A6 / S6 2010 Mercedes-Benz SLK Mercedes-Benz SLK 2007
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Audi A6 / S6 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 A6 / S6 vs. Mercedes-Benz SLK Invoice Comparison

Lowest Total Price: $70,950

Mercedes-Benz SLK SLK55 AMG   
Difference: $7,275

Lowest Total Invoice: $66,127

Mercedes-Benz SLK SLK55 AMG   
Difference: $6,772

Calculate Payments

  Down Payment Interest Rate Term
Model Year20102007
ModelA6 / S6SLK
TrimS6SLK55 AMG
Body4dr Sedan2dr Hardtop conv.
Base Price $76,100 $62,500
Base Invoice $70,774 $58,125
Lighting Package   1,000
Premium II Package   1,400
Metallic paint (extra cost)   700
CD changer, remote   440
Automatic climate control, front   710
Bluetooth cell phone link   925
Navigation system   1,200
Lighting Package   930
Premium II Package   1,302
Metallic paint (extra cost)   650
CD changer, remote   409
Automatic climate control, front   660
Bluetooth cell phone link   860
Navigation system   1,116
Options (change) 0 6,375
Options (change) 0 5,927
Destination 825 775
Gas Tax 1,300 1,300
Total Price $78,225 $70,950
Total Invoice $72,899 $66,127

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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

Want to find out how much dealers are willing to discount these cars?

Request free, no-obligation Audi A6 / S6 dealer quotes or Mercedes-Benz SLK dealer quotes from dealers using our car quote form.

The process is easy and takes just a minute or two. You'll receive price quotes from local approved dealers within 48 hours.

TrueDelta Value Comparison: Audi A6 / S6 vs. Mercedes-Benz SLK

Lowest Adjusted Price and Invoice: Mercedes-Benz SLK SLK55 AMG
TrueDelta Adjusted Price Difference: $8,580
TrueDelta Adjusted Invoice Difference: $7,988
Model Year20102007
ModelA6 / S6SLK
TrimS6SLK55 AMG
Body4dr Sedan2dr Hardtop conv.
Engine435hp V10355hp V8
TransmissionT6T7
DrivetrainAWDRWD
EPA Fuel Economy (city/highway)14/19 MPG16/22 MPG
Audio (watts, speakers)255, 9380, 11
Tire (rear if not all the same)265/35-19225/40-18
Total Price$78,225$70,950
Adjustments for Features0-1,305
Feature-Adjusted Total Price$78,225$69,645
Total Invoice$72,899$66,127
Adjustments for Features0-1,216
Feature-Adjusted Total Invoice$72,899$64,911

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Features Comparison: Audi A6 / S6 vs. Mercedes-Benz SLK

Model Year20102007
ModelA6 / S6SLK
TrimS6SLK55 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 rear side windows$200 
Proximity key$250 
Remote window/roof operation $15
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 
Knee airbag, driver $75
Knee airbag, passenger $75
Rearview camera$200 
Side curtain airbags$350 
Tire-pressure monitor$75 
Cargo Management 
Cargo net$40 
Rear seat pass-through$100 
Ski sack$50 
Storage compartment under front seat(s)$50 
Climate Control 
Rear air vents$100 
Exterior 
Body kit $0
Bodyside cladding$350 
Power retractable hardtop $6750
Rear spoiler $200
Sunroof$900 
Infotainment 
CD player $125
DVD-compatible player$0 
iPod integration$100 
Media drive$15 
MP3-compatible player$50 
Telematics service, such as OnStar $200
Traffic information$25 
Voice control for nav and audio$100 
Instruments, Lights, and Mirrors 
Analog clock $25
Auto-dimming passenger-side mirror$75 
Compass$0 
Illuminated visor mirror, driver$50 
Illuminated visor mirror, passenger$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 
Folding second row seats$300 
Heated second row seats$200 
Manual thigh support length adjuster, driver seat$50 
Memory system, passenger seat $150
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 
Synthetic suede inserts in leather seating surfaces $0
Wood trim$300 
Total Value of Features$7,730$9,035
Value of Feature Adjustments$0$1,305
Value of Feature Adjustments0-1,216

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See a complete comparison of Audi A6 / S6 vs. Mercedes-Benz SLK features.

Specifications Comparison: Audi A6 / S6 vs. Mercedes-Benz SLK

Model Year20102007
ModelA6 / S6SLK
Body4dr Sedan2dr Hardtop conv.
Wheelbase111.9 in95.7 in
Length193.5 in160.7 in
Width73.0 in70.4 in
Height57.5 in51.0 in
Curb Weight4,519 lb.3,420 lb.
Fuel Capacity21.1 gal.18.5 gal.
Row 1 Headroom38.7 in37.9 in
Row 1 Shoulder Room57.1 in52.2 in
Row 1 Hip Room0.0 in54.6 in
Row 1 Legroom41.3 in42.5 in
Row 2 Headroom37.8 in0.0 in
Row 2 Shoulder Room55.9 in0.0 in
Row 2 Legroom36.9 in0.0 in
Cargo Volume,
Minimum		15.9 ft36.5 ft3
Cargo Volume,
Maximum		15.99.8 ft3

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See a complete comparison of Audi A6 / S6 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 II Package
FeatureValueRequested?
Surround sound250Yes
Harman/Kardon, 380W, 11 speakers (with subwoofer)350No
Aux input50Yes
Total Requested30046%
Total Not Requested35054%

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