Mercedes-Benz SLK Mercedes-Benz SLK 2008 Audi A4 / S4 Audi A4 / S4 2016
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Mercedes-Benz SLK vs. Audi A4 / S4 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 A4 / S4 Invoice Comparison

Lowest Total Price: $51,700

Audi A4 / S4 S4 3.0T   
Difference: $16,490

Lowest Total Invoice: $48,147

Audi A4 / S4 S4 3.0T   
Difference: $15,421

Calculate Payments

  Down Payment Interest Rate Term
Model Year20082016
ModelSLKA4 / S4
TrimSLK55 AMGS4 3.0T
Body2dr Hardtop conv.4dr Sedan
Base Price $63,200 $49,200
Base Invoice $58,776 $45,756
Lighting Package 1,010  
Metallic paint (extra cost) 710 575
Automatic climate control, front 720  
iPod integration 375  
7-speed automated manual   1,000
Lighting Package 939  
Metallic paint (extra cost) 659 536
Automatic climate control, front 670  
iPod integration 349  
7-speed automated manual   930
Options (change) 2,815 1,575
Options (change) 2,617 1,466
Destination 875 925
Gas Tax 1,300 0
Total Price $68,190 $51,700
Total Invoice $63,568 $48,147

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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 A4 / S4 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 A4 / S4

Lowest Adjusted Price and Invoice: Audi A4 / S4 S4 3.0T
TrueDelta Adjusted Price Difference: $13,780
TrueDelta Adjusted Invoice Difference: $12,895
Model Year20082016
ModelSLKA4 / S4
TrimSLK55 AMGS4 3.0T
Body2dr Hardtop conv.4dr Sedan
Engine355hp V8333hp V6
TransmissionT7S7
DrivetrainRWDAWD
EPA Fuel Economy (city/highway)14/20 MPG18/28 MPG
Audio (watts, speakers)?, 9180, 10
Tire (rear if not all the same)225/40-18245/40-18
Total Price$68,190$51,700
Adjustments for Features-2,7100
Feature-Adjusted Total Price$65,480$51,700
Total Invoice$63,568$48,147
Adjustments for Features-2,5260
Feature-Adjusted Total Invoice$61,042$48,147

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Features Comparison: Mercedes-Benz SLK vs. Audi A4 / S4

Model Year20082016
ModelSLKA4 / S4
TrimSLK55 AMGS4 3.0T
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 
Tilt/telescoping steering wheel, manual $250
Tilt/telescoping steering wheel, power$350 
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 
Air-conditioned storage compartment $50
Climate Control 
Automatic air recirculation $100
Rear air vents with automatic controls $250
Residual heat$50 
Exterior 
Power retractable hardtop$6750 
Rear spoiler$200 
Sunroof $900
Infotainment 
Aux input $50
Bluetooth cell phone link $100
MP3-compatible player $50
SD Card slot $25
Telematics service, such as OnStar$200 
Instruments, Lights, and Mirrors 
Analog clock$25 
Auto-dimming passenger-side mirror $75
Compass $0
Cornering lights$50 
Headlight washers$50 
Illuminated visor mirror, driver $50
Illuminated visor mirror, passenger $50
Mirror tilt-down in reverse$25 
Visor mirror, driver$10 
Visor mirror, passenger$10 
Seats and Interior Trim 
Center armrest(s), second row $50
Folding second row seats $300
Manual thigh support length adjuster, driver seat $50
Manual thigh support length adjuster, passenger seat $50
Memory system, passenger seat$150 
Metal pedals$75 
No leather in second row$-300 
Suspension, Wheels, and Tires 
Electronic systems calibration selector $200
Transmission 
Launch control $100
Total Value of Features$9,110$6,400
Value of Feature Adjustments$2,710$0
Value of Feature Adjustments-2,5260

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See a complete comparison of Mercedes-Benz SLK vs. Audi A4 / S4 features.

Specifications Comparison: Mercedes-Benz SLK vs. Audi A4 / S4

Model Year20082016
ModelSLKA4 / S4
Body2dr Hardtop conv.4dr Sedan
Wheelbase95.7 in110.6 in
Length160.7 in185.1 in
Width70.4 in71.9 in
Height51.0 in56.2 in
Curb Weight3,420 lb.3,935 lb.
Fuel Capacity18.5 gal.16.9 gal.
Row 1 Headroom37.9 in40.0 in
Row 1 Shoulder Room52.2 in55.5 in
Row 1 Hip Room54.6 in0.0 in
Row 1 Legroom42.5 in41.3 in
Row 2 Headroom0.0 in37.5 in
Row 2 Shoulder Room0.0 in54.3 in
Row 2 Legroom0.0 in35.2 in
Cargo Volume,
Minimum		6.5 ft312.4 ft3
Cargo Volume,
Maximum		9.8 ft312.4 ft3

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See a complete comparison of Mercedes-Benz SLK vs. Audi A4 / S4 specs.

Option Package Details
Mercedes-Benz SLK SLK55 AMG

Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50No
Cornering lights50No
Total Requested50083%
Total Not Requested10017%

Option Package Details
Audi A4 / S4 S4 3.0T

7-speed automated manual
FeatureValueRequested?
7-speed automated manual0Yes
Launch control100No
Total Requested00%
Total Not Requested100100%

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