Audi A6 / S6 Audi A6 / S6 2007 Mercedes-Benz SLK Mercedes-Benz SLK 2011
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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: $60,635

Mercedes-Benz SLK SLK350   
Difference: $13,385

Lowest Total Invoice: $56,453

Mercedes-Benz SLK SLK350   
Difference: $11,715

Calculate Payments

  Down Payment Interest Rate Term
Model Year20072011
ModelA6 / S6SLK
TrimS6SLK350
Body4dr Sedan2dr Hardtop conv.
Base Price $72,000 $53,300
Base Invoice $66,148 $49,569
Lighting Package   1,070
Premium 1 Package   2,590
Metallic paint (extra cost)   720
Automatic climate control, front   760
Wood trim   690
Upgraded leather upholstery   630
Lighting Package   995
Premium 1 Package   2,409
Metallic paint (extra cost)   670
Automatic climate control, front   707
Wood trim   642
Upgraded leather upholstery   586
Options (change) 0 6,460
Options (change) 0 6,009
Destination 720 875
Gas Tax 1,300 0
Total Price $74,020 $60,635
Total Invoice $68,168 $56,453

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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 SLK350
TrueDelta Adjusted Price Difference: $16,055
TrueDelta Adjusted Invoice Difference: $14,201
Model Year20072011
ModelA6 / S6SLK
TrimS6SLK350
Body4dr Sedan2dr Hardtop conv.
Engine435hp V10300hp V6
TransmissionT6T7
DrivetrainAWDRWD
EPA Fuel Economy (city/highway)15/21 MPG18/26 MPG
Audio (watts, speakers)330, 13?, 9
Tire (rear if not all the same)265/35-19225/40-18
Total Price$74,020$60,635
Adjustments for Features0-2,670
Feature-Adjusted Total Price$74,020$57,965
Total Invoice$68,168$56,453
Adjustments for Features0-2,486
Feature-Adjusted Total Invoice$68,168$53,967

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

Model Year20072011
ModelA6 / S6SLK
TrimS6SLK350
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 
Remote window/roof operation $15
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
Side curtain airbags$350 
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 
Aux input $50
CD changer, in-dash $325
CD changer, remote$200 
iPod integration $100
Satellite radio$200 
Surround sound$250 
Telematics service, such as OnStar $200
Instruments, Lights, and Mirrors 
Analog clock $25
Auto-dimming passenger-side mirror$75 
Compass$0 
Cornering lights $50
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 
Center armrest(s), second row$50 
Folding second row seats$300 
Heated front seats$200 
Leather-wrapped steering wheel$150 
Manual thigh support length adjuster, driver seat$50 
Memory system, passenger seat $150
Wood/leather-wrapped steering wheel $150
Suspension, Wheels, and Tires 
Sport suspension (upgrade)$0 
Transmission 
Steering-wheel-mounted transmission controls$100 
Total Value of Features$6,815$9,485
Value of Feature Adjustments$0$2,670
Value of Feature Adjustments0-2,486

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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 Year20072011
ModelA6 / S6SLK
Body4dr Sedan2dr Hardtop conv.
Wheelbase111.9 in95.7 in
Length193.5 in160.7 in
Width73.1 in70.4 in
Height57.5 in51.0 in
Curb Weight4,486 lb.3,295 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 SLK350

Wood trim
FeatureValueRequested?
Wood trim300Yes
Wood/leather-wrapped steering wheel0No
Total Requested300100%
Total Not Requested00%
Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50Yes
Cornering lights50No
Total Requested55092%
Total Not Requested508%
Premium 1 Package
FeatureValueRequested?
Tilt/telescoping steering wheel, power100Yes
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat50Yes
Power recliner, driver seat100Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Rain-sensing wipers175Yes
Memory system, driver seat200Yes
Memory system, passenger seat150No
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat50Yes
Auto-dimming driver-side mirror75Yes
Remote window/roof operation15No
Mirror tilt-down in reverse25Yes
Interior ambient lighting150No
iPod integration100No
Total Requested172581%
Total Not Requested41519%

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