Audi A4 / S4 / RS4 Audi A4 / S4 / RS4 2007 Mercedes-Benz SLK Mercedes-Benz SLK 2008

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Audi A4 / S4 / RS4 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 A4 / S4 / RS4 vs. Mercedes-Benz SLK Invoice Comparison

Lowest Total Price: $62,795

Audi A4 / S4 / RS4 S4 Cabriolet   
Difference: $8,080

Lowest Total Invoice: $57,899

Audi A4 / S4 / RS4 S4 Cabriolet   
Difference: $8,165

Calculate Payments

  Down Payment Interest Rate Term
Model Year20072008
ModelA4 / S4 / RS4SLK
TrimS4 CabrioletSLK55 AMG
Body2dr Convertible2dr Hardtop conv.
Base Price $55,700 $63,200
Base Invoice $51,221 $58,776
Convenience Package 1,050  
Metallic paint (extra cost) 475 710
Heated front seats 450  
Tire-pressure monitor 250  
Navigation system 1,950 1,200
Bluetooth cell phone link 500  
Lighting Package   1,010
Automatic climate control, front   720
Premium II Package   1,410
CD changer, remote   450
Convenience Package 958  
Metallic paint (extra cost) 432 659
Heated front seats 410  
Tire-pressure monitor 228  
Navigation system 1,775 1,116
Bluetooth cell phone link 455  
Lighting Package   939
Automatic climate control, front   670
Premium II Package   1,311
CD changer, remote   418
Options (change) 4,675 5,500
Options (change) 4,258 5,113
Destination 720 875
Gas Tax 1,700 1,300
Total Price $62,795 $70,875
Total Invoice $57,899 $66,064

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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 A4 / S4 / RS4 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 A4 / S4 / RS4 vs. Mercedes-Benz SLK

Lowest Adjusted Price and Invoice: Audi A4 / S4 / RS4 S4 Cabriolet
TrueDelta Adjusted Price Difference: $5,770
TrueDelta Adjusted Invoice Difference: $6,012
Model Year20072008
ModelA4 / S4 / RS4SLK
TrimS4 CabrioletSLK55 AMG
Body2dr Convertible2dr Hardtop conv.
Engine340hp V8355hp V8
TransmissionM6T7
DrivetrainAWDRWD
EPA Fuel Economy (city/highway)14/21 MPG14/20 MPG
Audio (watts, speakers)180, 9380, 11
Tire (rear if not all the same)235/40-18225/40-18
Total Price$62,795$70,875
Adjustments for Features0-2,310
Feature-Adjusted Total Price$62,795$68,565
Total Invoice$57,899$66,064
Adjustments for Features0-2,153
Feature-Adjusted Total Invoice$57,899$63,911

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Features Comparison: Audi A4 / S4 / RS4 vs. Mercedes-Benz SLK

Model Year20072008
ModelA4 / S4 / RS4SLK
TrimS4 CabrioletSLK55 AMG
Body2dr Convertible2dr Hardtop conv.
Transmission and Drivetrain 
6-speed manual$150 
7-speed manually-shiftable automatic $1200
AWD$1700 
RWD $0
Accessories 
Power rear side windows$200 
Remote window/roof operation $15
Tilt/telescoping steering wheel, manual$250 
Tilt/telescoping steering wheel, power $350
Wind blocker$300 
Wind blocker, small $100
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0 
Auto-raising roll bars / headrests$500 
Cargo Management 
Rear seat pass-through$100 
Ski sack$50 
Storage compartment under front seat(s)$50 
Climate Control 
Residual heat $50
Exterior 
Body kit $0
Bodyside moldings$75 
Power convertible top$4000 
Power retractable hardtop $6750
Rear spoiler $200
Infotainment 
Aux input $50
CD player $125
MP3-compatible player$50 
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 
Mirror tilt-down in reverse $25
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 
Manual height adjuster, driver seat$50 
Manual thigh support length adjuster, driver seat$50 
Memory system, passenger seat $150
Power fore-aft adjuster, driver seat $100
Power height adjuster, driver seat $100
Power recliner, driver seat $100
Power tilt adjuster, driver seat $100
Synthetic suede inserts in leather seating surfaces $0
Suspension, Wheels, and Tires 
Sport suspension (upgrade) $0
Ultra-sport suspension (upgrade)$0 
Transmission 
Steering-wheel-mounted transmission controls $100
Total Value of Features$7,950$10,260
Value of Feature Adjustments$0$2,310
Value of Feature Adjustments0-2,153

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Specifications Comparison: Audi A4 / S4 / RS4 vs. Mercedes-Benz SLK

Model Year20072008
ModelA4 / S4 / RS4SLK
Body2dr Convertible2dr Hardtop conv.
Wheelbase104.3 in95.7 in
Length180.0 in160.7 in
Width70.0 in70.4 in
Height54.8 in51.0 in
Curb Weight4,266 lb.3,420 lb.
Fuel Capacity16.6 gal.18.5 gal.
Row 1 Headroom38.0 in37.9 in
Row 1 Shoulder Room53.0 in52.2 in
Row 1 Hip Room0.0 in54.6 in
Row 1 Legroom41.3 in42.5 in
Row 2 Headroom36.3 in0.0 in
Row 2 Shoulder Room45.1 in0.0 in
Row 2 Legroom32.4 in0.0 in
Cargo Volume,
Minimum
8.9 ft36.5 ft3
Cargo Volume,
Maximum
8.99.8 ft3

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Option Package Details
Audi A4 / S4 / RS4 S4 Cabriolet

Convenience Package
FeatureValueRequested?
Memory system, driver seat200Yes
Auto-dimming passenger-side mirror75No
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Automatic headlights125Yes
Steering-linked headlights150No
Auto-dimming driver-side mirror75Yes
Compass0No
Power-folding mirrors50No
Total Requested75073%
Total Not Requested27527%

Option Package Details
Mercedes-Benz SLK SLK55 AMG

Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50Yes
Cornering lights50No
Total Requested55092%
Total Not Requested508%
Premium II Package
FeatureValueRequested?
Bluetooth cell phone link100Yes
Surround sound250No
Harman/Kardon, 380W, 11 speakers (with subwoofer)350No
Aux input50No
Total Requested10013%
Total Not Requested65087%

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