Audi A4 / S4 Audi A4 / S4 2009 Mercedes-Benz SLK Mercedes-Benz SLK 2006

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

Lowest Total Price: $53,510

Mercedes-Benz SLK SLK280   
Difference: $690

Lowest Total Invoice: $49,819

Mercedes-Benz SLK SLK280   
Difference: $647

Calculate Payments

  Down Payment Interest Rate Term
Model Year2009200620062006
ModelA4 / S4SLKSLKSLK
TrimA4 3.2 CabrioletSLK280SLK350SLK55 AMG
Body2dr Convertible2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Base Price $48,800 $42,900 $46,950 $61,500
Base Invoice $45,385 $39,897 $43,664 $57,195
Convenience Package 1,550      
Metallic paint (extra cost) 475 690 690 690
Heated front seats 450 690 690  
Navigation system 2,100 1,200 1,200  
Lighting Package   990 990 990
Interior Trim Package   710 710  
Premium Package   1,200 1,200 1,470
Comfort Package   1,300 1,300  
Bluetooth cell phone link   925 925 925
Entertainment Package   1,700 1,700  
CD changer, remote   430 430 430
Satellite radio       500
Convenience Package 1,442      
Metallic paint (extra cost) 443 642 642 642
Heated front seats 418 642 642  
Navigation system 1,953 1,116 1,116  
Lighting Package   921 921 921
Interior Trim Package   660 660  
Premium Package   1,116 1,116 1,367
Comfort Package   1,209 1,209  
Bluetooth cell phone link   860 860 860
Entertainment Package   1,581 1,581  
CD changer, remote   400 400 400
Satellite radio       465
Options (change) 4,575 9,835 9,835 5,005
Options (change) 4,256 9,147 9,147 4,655
Destination 825 775 775 775
Gas Tax 0 0 0 1,300
Total Price $54,200 $53,510 $57,560 $68,580
Total Invoice $50,466 $49,819 $53,586 $63,925

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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 Audi A4 / S4 dealer quotes or Mercedes-Benz SLK dealer quotes from dealers using our car quote form.

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

Lowest Adjusted Price and Invoice: Audi A4 / S4 A4 3.2 Cabriolet
TrueDelta Adjusted Price Difference: $500
TrueDelta Adjusted Invoice Difference: $461
Model Year2009200620062006
ModelA4 / S4SLKSLKSLK
TrimA4 3.2 CabrioletSLK280SLK350SLK55 AMG
Body2dr Convertible2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Engine255hp V6228hp V6268hp V6355hp V8
TransmissionT6M6M6T7
DrivetrainAWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)180, 9380, 11380, 11?, 9
Tire (rear if not all the same)235/40-18205/55-16225/45-17225/40-18
Total Price$54,200$53,510$57,560$68,580
Adjustments for Features-1,19000-300
Feature-Adjusted Total Price$53,010$53,510$57,560$68,280
Cost Above Minimum$0$0$4,050$14,770
Total Invoice$50,466$49,819$53,586$63,925
Adjustments for Features-1,10800-280
Feature-Adjusted Total Invoice$49,358$49,819$53,586$63,645
Cost Above Minimum$0$0$3,767$13,826

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

Model Year2009200620062006
ModelA4 / S4SLKSLKSLK
TrimA4 3.2 CabrioletSLK280SLK350SLK55 AMG
Body2dr Convertible2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100   
6-speed manual $150$150 
7-speed manually-shiftable automatic   $1200
AWD$1700   
RWD $0$0$0
Accessories 
Power rear side windows$200   
Remote window/roof operation $15$15$15
Tilt/telescoping steering wheel, manual$250   
Tilt/telescoping steering wheel, power $350$350$350
Wind blocker$300   
Wind blocker, small $100$100$100
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0   
Auto-raising roll bars / headrests$500   
Tire-pressure monitor$75   
Cargo Management 
Rear seat pass-through$100   
Ski sack$50   
Storage compartment under front seat(s)$50   
Climate Control 
Residual heat $50$50$50
Exterior 
Body kit   $0
Bodyside moldings$75   
Power convertible top$4000   
Power retractable hardtop $6750$6750$6750
Rear spoiler   $200
Infotainment 
MP3-compatible player$50   
Navigation system$600$600$600 
Surround sound $250$250 
Telematics service, such as OnStar $200$200$200
Instruments, Lights, and Mirrors 
Analog clock $25$25$25
Auto-dimming passenger-side mirror$75   
Compass$0   
Cornering lights $50$50$50
Illuminated visor mirror, driver$50   
Illuminated visor mirror, passenger$50   
Mirror tilt-down in reverse $25$25$25
Steering-linked headlights$150   
Visor mirror, driver $10$10$10
Visor mirror, passenger $10$10$10
Seats and Interior Trim 
Aluminum trim$100  $100
Center armrest(s), second row$50   
Leather-wrapped steering wheel$150  $150
Memory system, passenger seat $150$150$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
Wood trim$300$300$300 
Wood/leather-wrapped steering wheel $150$150 
Suspension, Wheels, and Tires 
Sport suspension (upgrade)$0  $0
Transmission 
Steering-wheel-mounted transmission controls$100  $100
Total Value of Features$10,375$9,185$9,185$9,485
Value of Feature Adjustments$1,190$0$0$300
Value of Feature Adjustments-1,10800-280

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

Model Year20092006
ModelA4 / S4SLK
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 Weight3,859 lb.3,210 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 A4 3.2 Cabriolet

Convenience Package
FeatureValueRequested?
Memory system, driver seat200Yes
Auto-dimming driver-side mirror75Yes
Compass0No
Auto-dimming passenger-side mirror75No
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Rain-sensing wipers25Yes
Automatic headlights125Yes
Steering-linked headlights150No
Xenon HID headlights500Yes
Total Requested117584%
Total Not Requested22516%
Sport Package
FeatureValueRequested?
Sport suspension (upgrade)250Yes
Aluminum trim100Yes
Steering-wheel-mounted transmission controls100Yes
235/40HR18 tires400No
Total Requested45053%
Total Not Requested40047%

Option Package Details
Mercedes-Benz SLK SLK280

Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50Yes
Cornering lights50No
Total Requested55092%
Total Not Requested508%
Interior Trim Package
FeatureValueRequested?
Wood trim300Yes
Wood/leather-wrapped steering wheel0No
Total Requested300100%
Total Not Requested00%
Premium Package
FeatureValueRequested?
Automatic climate control, front200Yes
Universal garage door opener100Yes
Rain-sensing wipers100Yes
Variable assist steering (optional)0No
Remote window/roof operation15No
Total Requested40096%
Total Not Requested154%
Comfort Package
FeatureValueRequested?
Tilt/telescoping steering wheel, power100No
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat50Yes
Power recliner, driver seat100Yes
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Auto-dimming rearview mirror150Yes
Memory system, driver seat200Yes
Memory system, passenger seat150No
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat50Yes
Auto-dimming driver-side mirror75Yes
Mirror tilt-down in reverse25No
Total Requested102579%
Total Not Requested27521%
Entertainment Package
FeatureValueRequested?
Satellite radio200Yes
Surround sound250No
Harman/Kardon, 380W, 11 speakers (with subwoofer)350No
Total Requested20025%
Total Not Requested60075%

Option Package Details
Mercedes-Benz SLK SLK350

Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50Yes
Cornering lights50No
Total Requested55092%
Total Not Requested508%
Interior Trim Package
FeatureValueRequested?
Wood trim300Yes
Wood/leather-wrapped steering wheel0No
Total Requested300100%
Total Not Requested00%
Premium Package
FeatureValueRequested?
Automatic climate control, front200Yes
Universal garage door opener100Yes
Rain-sensing wipers100Yes
Variable assist steering (optional)0No
Remote window/roof operation15No
Total Requested40096%
Total Not Requested154%
Comfort Package
FeatureValueRequested?
Tilt/telescoping steering wheel, power100No
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat50Yes
Power recliner, driver seat100Yes
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Auto-dimming rearview mirror150Yes
Memory system, driver seat200Yes
Memory system, passenger seat150No
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat50Yes
Auto-dimming driver-side mirror75Yes
Mirror tilt-down in reverse25No
Total Requested102579%
Total Not Requested27521%
Entertainment Package
FeatureValueRequested?
Satellite radio200Yes
Surround sound250No
Harman/Kardon, 380W, 11 speakers (with subwoofer)350No
Total Requested20025%
Total Not Requested60075%

Option Package Details
Mercedes-Benz SLK SLK55 AMG

Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50Yes
Cornering lights50No
Total Requested55092%
Total Not Requested508%
Premium Package
FeatureValueRequested?
Automatic climate control, front200Yes
Universal garage door opener100Yes
Rain-sensing wipers100Yes
Total Requested400100%
Total Not Requested00%

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