Mercedes-Benz SLK Mercedes-Benz SLK 2007 Audi A6 / S6 Audi A6 / S6 2015

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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: $70,510

Mercedes-Benz SLK SLK55 AMG   
Difference: $6,465

Lowest Total Invoice: $65,718

Mercedes-Benz SLK SLK55 AMG   
Difference: $5,935

Calculate Payments

  Down Payment Interest Rate Term
Model Year20072015
ModelSLKA6 / S6
TrimSLK55 AMGS6 4.0 TFSI
Body2dr Hardtop conv.4dr Sedan
Base Price $62,500 $75,500
Base Invoice $58,125 $70,217
Premium II Package 1,400  
Lighting Package 1,000  
Metallic paint (extra cost) 700 550
Bluetooth cell phone link 925  
Automatic climate control, front 710  
Navigation system 1,200  
Aluminum trim   0
Premium II Package 1,302  
Lighting Package 930  
Metallic paint (extra cost) 650 511
Bluetooth cell phone link 860  
Automatic climate control, front 660  
Navigation system 1,116  
Aluminum trim   0
Options (change) 5,935 550
Options (change) 5,518 511
Destination 775 925
Gas Tax 1,300 0
Total Price $70,510 $76,975
Total Invoice $65,718 $71,653

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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 A6 / S6 dealer quotes from dealers using our car quote form.

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

Lowest Adjusted Price and Invoice: Mercedes-Benz SLK SLK55 AMG
TrueDelta Adjusted Price Difference: $3,770
TrueDelta Adjusted Invoice Difference: $3,426
Model Year20072015
ModelSLKA6 / S6
TrimSLK55 AMGS6 4.0 TFSI
Body2dr Hardtop conv.4dr Sedan
Engine355hp V8420hp V8
TransmissionT7S7
DrivetrainRWDAWD
EPA Fuel Economy (city/highway)16/22 MPG17/27 MPG
Audio (watts, speakers)380, 11630, 14
Tire (rear if not all the same)225/40-18255/40-19
Total Price$70,510$76,975
Adjustments for Features0-2,695
Feature-Adjusted Total Price$70,510$74,280
Total Invoice$65,718$71,653
Adjustments for Features0-2,509
Feature-Adjusted Total Invoice$65,718$69,144

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

Model Year20072015
ModelSLKA6 / S6
TrimSLK55 AMGS6 4.0 TFSI
Body2dr Hardtop conv.4dr Sedan
Transmission and Drivetrain 
7-speed manually-shiftable automatic$1200 
7-speed automated manual $1200
RWD$0 
AWD $1700
Accessories 
Power rear side windows $200
Proximity key $250
Remote window/roof operation$15 
Wind blocker, small$100 
Brakes, Airbags, and Other Safety 
Blind spot warning system $200
Collision preparation system, rear $100
Obstacle detection, front $150
Obstacle detection, rear $250
Rearview camera $200
Rollover sensor $50
Side curtain airbags $350
Tire-pressure monitor $75
Cargo Management 
Cargo net $40
Rear seat pass-through $100
Climate Control 
Rear air vents with automatic controls $250
Rear dual-zone climate control $125
Drivetrain 
Active rear differential $500
Engine / Motor 
Dual-mode exhaust, switchable $500
Regenerative braking $0
Exterior 
Power retractable hardtop$6750 
Rear spoiler$200 
Sunroof $900
Infotainment 
Bluetooth audio streaming $25
DVD-compatible player $0
Handwriting recognition $200
HD radio $50
In-vehicle Internet $150
iPod integration $100
Media drive $15
MP3-compatible player $50
Telematics service, such as OnStar$200 
Traffic + travel information $25
Voice control for nav and audio $100
Wi-Fi hotspot $50
Instruments, Lights, and Mirrors 
Analog clock$25 
Auto-dimming passenger-side mirror $75
Compass $0
Fog lights$125 
Head-up display (HUD) $350
Headlight washers$50 
Illuminated visor mirror, driver $50
Illuminated visor mirror, passenger $50
LED headlights $1000
Power-folding mirrors $50
Visor mirror, driver$10 
Visor mirror, passenger$10 
Xenon HID headlights$500 
Seats and Interior Trim 
Center armrest(s), second row $50
Folding second row seats $300
Illuminated door sill trim plates $200
Memory system, passenger seat$150 
Power 4-way lumbar adjuster, driver seat $150
Power 4-way lumbar adjuster, passenger seat $150
Synthetic suede inserts in leather seating surfaces$0 
Suspension, Wheels, and Tires 
Adaptive dampers - electrical $500
Air suspension, auto-leveling and height adjustable $1000
Electronic systems calibration selector $200
Total Value of Features$9,335$12,030
Value of Feature Adjustments$0$2,695
Value of Feature Adjustments0-2,509

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

Model Year20072015
ModelSLKA6 / S6
Body2dr Hardtop conv.4dr Sedan
Wheelbase95.7 in114.7 in
Length160.7 in193.9 in
Width70.4 in73.8 in
Height51.0 in57.8 in
Curb Weight3,420 lb.4,398 lb.
Fuel Capacity18.5 gal.19.8 gal.
Row 1 Headroom37.9 in37.2 in
Row 1 Shoulder Room52.2 in57.5 in
Row 1 Hip Room54.6 in0.0 in
Row 1 Legroom42.5 in41.3 in
Row 2 Headroom0.0 in37.8 in
Row 2 Shoulder Room0.0 in56.3 in
Row 2 Legroom0.0 in37.4 in
Cargo Volume,
Minimum
6.5 ft314.1 ft3
Cargo Volume,
Maximum
9.8 ft314.1 ft3

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Option Package Details
Mercedes-Benz SLK SLK55 AMG

Premium II Package
FeatureValueRequested?
Surround sound250Yes
Harman/Kardon, 380W, 11 speakers (with subwoofer)350No
Aux input50Yes
Total Requested30046%
Total Not Requested35054%
Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50No
Cornering lights50Yes
Total Requested55092%
Total Not Requested508%

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