Mercedes-Benz SLK Mercedes-Benz SLK 2008 Audi A4 / S4 Audi A4 / S4 2010

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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: $54,700

Audi A4 / S4 S4 3.0T   
Difference: $16,100

Lowest Total Invoice: $50,931

Audi A4 / S4 S4 3.0T   
Difference: $15,064

Calculate Payments

  Down Payment Interest Rate Term
Model Year20082010
ModelSLKA4 / S4
TrimSLK55 AMGS4 3.0T
Body2dr Hardtop conv.4dr Sedan
Base Price $63,200 $45,900
Base Invoice $58,776 $42,687
Premium II Package 1,410  
Lighting Package 1,010  
Metallic paint (extra cost) 710 475
Automatic climate control, front 720  
iPod integration 375  
Navigation system 1,200  
Prestige Package   6,100
7-speed automated manual   1,400
Premium II Package 1,311  
Lighting Package 939  
Metallic paint (extra cost) 659 443
Automatic climate control, front 670  
iPod integration 349  
Navigation system 1,116  
Prestige Package   5,674
7-speed automated manual   1,302
Options (change) 5,425 7,975
Options (change) 5,044 7,419
Destination 875 825
Gas Tax 1,300 0
Total Price $70,800 $54,700
Total Invoice $65,995 $50,931

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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 A4 / S4 dealer quotes from dealers using our car quote form.

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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: $13,030
TrueDelta Adjusted Invoice Difference: $12,202
Model Year20082010
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)380, 11505, 14
Tire (rear if not all the same)225/40-18255/35-19
Total Price$70,800$54,700
Adjustments for Features-3,0700
Feature-Adjusted Total Price$67,730$54,700
Total Invoice$65,995$50,931
Adjustments for Features-2,8620
Feature-Adjusted Total Invoice$63,133$50,931

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

Model Year20082010
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
Climate Control 
Automatic air recirculation $100
Rear air vents with automatic controls $250
Residual heat$50 
Exterior 
Body kit$0 
Power retractable hardtop$6750 
Rear spoiler$200 
Sunroof $900
Infotainment 
DVD-compatible player $0
Media drive $15
MP3-compatible player $50
SD Card slot $25
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
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 
Total Value of Features$9,110$6,040
Value of Feature Adjustments$3,070$0
Value of Feature Adjustments-2,8620

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

Model Year20082010
ModelSLKA4 / S4
Body2dr Hardtop conv.4dr Sedan
Wheelbase95.7 in110.6 in
Length160.7 in185.2 in
Width70.4 in71.9 in
Height51.0 in56.2 in
Curb Weight3,420 lb.3,637 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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Option Package Details
Mercedes-Benz SLK SLK55 AMG

Premium II Package
FeatureValueRequested?
Bluetooth cell phone link100Yes
Surround sound250Yes
Harman/Kardon, 380W, 11 speakers (with subwoofer)350No
Aux input50Yes
Total Requested40053%
Total Not Requested35047%
Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50No
Cornering lights50No
Total Requested50083%
Total Not Requested10017%

Option Package Details
Audi A4 / S4 S4 3.0T

Prestige Package
FeatureValueRequested?
255/35YR19 tires400No
Auto-dimming rearview mirror150Yes
Memory system, driver seat200Yes
Auto-dimming driver-side mirror75Yes
Compass0No
Surround sound250Yes
Proximity key250No
Auto-dimming passenger-side mirror75No
Bang & Olufsen, 505W, 14 speakers (with subwoofer)350No
Navigation system600Yes
DVD-compatible player0No
Voice control for nav and audio100No
Traffic information25No
Media drive, large15No
Total Requested127551%
Total Not Requested121549%

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