Mercedes-Benz SLK Mercedes-Benz SLK 2015 Audi A6 / S6 Audi A6 / S6 2011
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Mercedes-Benz SLK vs. Audi A6 / S6 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 A6 / S6 Invoice Comparison

Lowest Total Price: $78,675

Audi A6 / S6 S6   
Difference: $830

Lowest Total Invoice: $73,321

Audi A6 / S6 S6   
Difference: $685

Calculate Payments

  Down Payment Interest Rate Term
Model Year20152011
ModelSLKA6 / S6
TrimSLK55 AMGS6
Body2dr Hardtop conv.4dr Sedan
Base Price $70,900 $76,100
Base Invoice $65,937 $70,774
Multimedia Package 2,330  
Automatic climate control, front 760  
Metallic paint (extra cost) 720  
Obstacle detection, rear 970  
Proximity key 650  
Carbon fiber trim 2,250 400
Multimedia Package 2,167  
Automatic climate control, front 707  
Metallic paint (extra cost) 670  
Obstacle detection, rear 902  
Proximity key 605  
Carbon fiber trim 2,093 372
Options (change) 7,680 400
Options (change) 7,144 372
Destination 925 875
Gas Tax 0 1,300
Total Price $79,505 $78,675
Total Invoice $74,006 $73,321

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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 Mercedes-Benz SLK dealer quotes or Audi A6 / S6 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: Mercedes-Benz SLK vs. Audi A6 / S6

Lowest Adjusted Price and Invoice: Mercedes-Benz SLK SLK55 AMG
TrueDelta Adjusted Price Difference: $3,615
TrueDelta Adjusted Invoice Difference: $3,453
Model Year20152011
ModelSLKA6 / S6
TrimSLK55 AMGS6
Body2dr Hardtop conv.4dr Sedan
Engine415hp V8435hp V10
TransmissionT7T6
DrivetrainRWDAWD
EPA Fuel Economy (city/highway)19/28 MPG14/19 MPG
Audio (watts, speakers)500, 11255, 9
Tire (rear if not all the same)235/40-18265/35-19
Total Price$79,505$78,675
Adjustments for Features-4,4450
Feature-Adjusted Total Price$75,060$78,675
Total Invoice$74,006$73,321
Adjustments for Features-4,1380
Feature-Adjusted Total Invoice$69,868$73,321

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

Model Year20152011
ModelSLKA6 / S6
TrimSLK55 AMGS6
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 
Parking guidance system - passive$250 
Power rear side windows $200
Remote app$25 
Remote window/roof operation$15 
Sunshade, rear, power $225
Sunshades, second row $125
Brakes, Airbags, and Other Safety 
Driver drowsiness monitor$150 
Full-size spare tire $225
Knee airbag, driver$75 
Knee airbag, passenger$75 
Obstacle detection, front$150 
Rearview camera $200
Roll bar$200 
Temporary spare tire$150 
Torque vectoring, brake-based$100 
Cargo Management 
Cargo net $40
Rear seat pass-through $100
Ski sack $50
Storage compartment under front seat(s) $50
Climate Control 
Automatic air recirculation $100
Rear air vents $100
Engine / Motor 
Automatic start / stop$150 
Dual-mode exhaust, switchable$500 
Exterior 
Body kit$0 
Bodyside cladding $350
Glass roof panel(s)$300 
Power retractable hardtop$6750 
Rear spoiler$200 
Sunroof $900
Infotainment 
App support$0 
Bluetooth audio streaming$25 
CD changer, remote $200
CD player$125 
In-vehicle Internet$150 
iPod integration $100
Navigation map updates, three years$0 
SD Card slot$25 
SMS text-to-speech reader$25 
Telematics service, such as OnStar, with navigation$225 
Traffic + travel information$25 
Traffic information $25
USB port$25 
Instruments, Lights, and Mirrors 
Analog clock$25 
Auto-dimming headlights$200 
Auto-dimming passenger-side mirror $75
Cornering lights $50
Fog lights $125
Illuminated visor mirror, driver $50
Illuminated visor mirror, passenger $50
Power-folding mirrors$50 
Visor mirror, driver$10 
Visor mirror, passenger$10 
Seats and Interior Trim 
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 
Metal pedals$75 
Neck-level heating, front seats$150 
No leather in second row$-300 
Power headrest height adjuster, driver seat $50
Power headrest height adjuster, passenger seat $50
Synthetic suede inserts in leather seating surfaces$0 
Total Value of Features$11,285$6,840
Value of Feature Adjustments$4,445$0
Value of Feature Adjustments-4,1380

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

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

Model Year20152011
ModelSLKA6 / S6
Body2dr Hardtop conv.4dr Sedan
Wheelbase95.7 in111.9 in
Length162.8 in193.5 in
Width71.5 in73.0 in
Height51.2 in57.5 in
Curb Weight3,583 lb.4,519 lb.
Fuel Capacity15.9 gal.21.1 gal.
Row 1 Headroom38.0 in38.7 in
Row 1 Shoulder Room52.2 in57.1 in
Row 1 Legroom42.5 in41.3 in
Row 2 Headroom0.0 in37.8 in
Row 2 Shoulder Room0.0 in55.9 in
Row 2 Legroom0.0 in36.9 in
Cargo Volume,
Minimum		6.4 ft315.9 ft3
Cargo Volume,
Maximum		10.1 ft315.9 ft3

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

Option Package Details
Mercedes-Benz SLK SLK55 AMG

Multimedia Package
FeatureValueRequested?
DVD-compatible player0Yes
Media drive15Yes
Traffic + travel information25Yes
SD Card slot25No
In-vehicle Internet150No
App support0No
Navigation map updates, three years0No
Navigation system600Yes
Voice control for nav and audio100Yes
Total Requested74081%
Total Not Requested17519%

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