Audi A4 / S4 Audi A4 / S4 2015 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: $40,425

Audi A4 / S4 A4 2.0T   
Difference: $10,255

Lowest Total Invoice: $37,662

Audi A4 / S4 A4 2.0T   
Difference: $9,525

Calculate Payments

  Down Payment Interest Rate Term
Model Year20152015200620062006
ModelA4 / S4A4 / S4SLKSLKSLK
TrimA4 2.0TS4 3.0TSLK280SLK350SLK55 AMG
Body4dr Sedan4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Base Price $35,500 $48,400 $42,900 $46,950 $61,500
Base Invoice $33,017 $45,012 $39,897 $43,664 $57,195
Sport Package 1,000        
Premium Plus Package 2,100        
Metallic paint (extra cost) 550 550 690 690 690
Wood trim 350        
Wood trim, alternative type   1,100      
Lighting Package     990 990 990
Interior Trim Package     710 710  
Premium Package     1,200 1,200 1,470
Comfort Package     1,300 1,300  
Satellite radio     500 500 500
Heated front seats     690 690  
Bluetooth cell phone link     925 925 925
Sport Package 930        
Premium Plus Package 1,954        
Metallic paint (extra cost) 511 511 642 642 642
Wood trim 325        
Wood trim, alternative type   1,024      
Lighting Package     921 921 921
Interior Trim Package     660 660  
Premium Package     1,116 1,116 1,367
Comfort Package     1,209 1,209  
Satellite radio     465 465 465
Heated front seats     642 642  
Bluetooth cell phone link     860 860 860
Options (change) 4,000 1,650 7,005 7,005 4,575
Options (change) 3,720 1,535 6,515 6,515 4,255
Destination 925 925 775 775 775
Gas Tax 0 0 0 0 1,300
Total Price $40,425 $50,975 $50,680 $54,730 $68,150
Total Invoice $37,662 $47,472 $47,187 $50,954 $63,525

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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 2.0T
TrueDelta Adjusted Price Difference: $7,120
TrueDelta Adjusted Invoice Difference: $6,606
Model Year20152015200620062006
ModelA4 / S4A4 / S4SLKSLKSLK
TrimA4 2.0TS4 3.0TSLK280SLK350SLK55 AMG
Body4dr Sedan4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Engine220hp I4333hp V6228hp V6268hp V6355hp V8
TransmissionCVT-8M6M6M6T7
DrivetrainFWDAWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)180, 10180, 10?, 9?, 9?, 9
Tire (rear if not all the same)245/40-18245/40-18205/55-16225/45-17225/40-18
Total Price$40,425$50,975$50,680$54,730$68,150
Adjustments for Features0-650-3,135-3,135-4,285
Feature-Adjusted Total Price$40,425$50,325$47,545$51,595$63,865
Cost Above Minimum$0$9,900$0$4,050$16,320
Total Invoice$37,662$47,472$47,187$50,954$63,525
Adjustments for Features0-605-2,919-2,919-3,994
Feature-Adjusted Total Invoice$37,662$46,867$44,268$48,035$59,531
Cost Above Minimum$0$9,205$0$3,767$15,263

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

Model Year20152015200620062006
ModelA4 / S4A4 / S4SLKSLKSLK
TrimA4 2.0TS4 3.0TSLK280SLK350SLK55 AMG
Body4dr Sedan4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Transmission and Drivetrain 
8-speed manually-shiftable CVT$1100    
6-speed manual $150$150$150 
7-speed manually-shiftable automatic    $1200
FWD$0    
AWD $1700   
RWD  $0$0$0
Accessories 
Power rear side windows$200$200   
Proximity key$250$250   
Remote window/roof operation  $15$15$15
Tilt/telescoping steering wheel, manual$250$250   
Tilt/telescoping steering wheel, power  $350$350$350
Wind blocker, small  $100$100$100
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0$0   
Knee airbag, driver  $75$75$75
Knee airbag, passenger  $75$75$75
Side curtain airbags$350$350   
Tire-pressure monitor$75$75   
Torque vectoring, brake-based$100    
Cargo Management 
Air-conditioned storage compartment$50$50   
Climate Control 
Rear air vents with automatic controls$250$250   
Residual heat  $50$50$50
Exterior 
Body kit$0$0  $0
Power retractable hardtop  $6750$6750$6750
Rear spoiler    $200
Sunroof$900$900   
Infotainment 
Aux input$50$50   
iPod integration$100$100   
MP3-compatible player$50$50   
Telematics service, such as OnStar  $200$200$200
Instruments, Lights, and Mirrors 
Analog clock  $25$25$25
Auto-dimming passenger-side mirror$75$75   
Compass$0$0   
Cornering lights  $50$50$50
Headlight washers  $50$50$50
Illuminated visor mirror, driver$50$50   
Illuminated visor mirror, passenger$50$50   
Mirror tilt-down in reverse  $25$25$25
Visor mirror, driver  $10$10$10
Visor mirror, passenger  $10$10$10
Seats and Interior Trim 
Aluminum trim    $100
Center armrest(s), second row$50$50   
Folding second row seats$300$300   
Leather-wrapped steering wheel$150$150  $150
Manual thigh support length adjuster, driver seat$50$50   
Manual thigh support length adjuster, passenger seat$50$50   
Memory system, passenger seat  $150$150$150
Power 4-way lumbar adjuster, driver seat$150$150   
Power 4-way lumbar adjuster, passenger seat$150$150   
Synthetic suede inserts in leather seating surfaces $0  $0
Wood trim$300 $300$300 
Wood trim, alternative type $300   
Wood/leather-wrapped steering wheel  $150$150 
Suspension, Wheels, and Tires 
Electronic systems calibration selector$200$200   
Sport suspension (upgrade)$0$0  $0
Transmission 
Steering-wheel-mounted transmission controls$100$100  $100
Total Value of Features$5,400$6,050$8,535$8,535$9,685
Value of Feature Adjustments$0$650$3,135$3,135$4,285
Value of Feature Adjustments0-605-2,919-2,919-3,994

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

Model Year20152006
ModelA4 / S4SLK
Body4dr Sedan2dr Hardtop conv.
Wheelbase110.6 in95.7 in
Length185.1 in160.7 in
Width71.9 in70.4 in
Height56.2 in51.0 in
Curb Weight3,510 lb.3,210 lb.
Fuel Capacity16.9 gal.18.5 gal.
Row 1 Headroom40.0 in37.9 in
Row 1 Shoulder Room55.5 in52.2 in
Row 1 Hip Room0.0 in54.6 in
Row 1 Legroom41.3 in42.5 in
Row 2 Headroom37.5 in0.0 in
Row 2 Shoulder Room54.3 in0.0 in
Row 2 Legroom35.2 in0.0 in
Cargo Volume,
Minimum
12.4 ft36.5 ft3
Cargo Volume,
Maximum
12.49.8 ft3

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Option Package Details
Audi A4 / S4 A4 2.0T

Sport Package
FeatureValueRequested?
Sport suspension (upgrade)250Yes
Manual thigh support adjuster, driver seat50No
Power 4-way lumbar adjuster, passenger seat150No
Manual thigh support adjuster, passenger seat50No
Front sport buckets100Yes
Electronic systems calibration selector200No
Total Requested35044%
Total Not Requested45056%
Premium Plus Package
FeatureValueRequested?
Heated front seats200Yes
Auto-dimming rearview mirror150Yes
Memory system, driver seat200Yes
Auto-dimming driver-side mirror75Yes
Compass0No
Proximity key250No
Auto-dimming passenger-side mirror75No
245/40HR18 tires400No
Steering-wheel-mounted transmission controls100Yes
Total Requested72550%
Total Not Requested72550%

Option Package Details
Mercedes-Benz SLK SLK280

Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50No
Cornering lights50No
Total Requested50083%
Total Not Requested10017%
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 wipers175Yes
Variable assist steering (optional)0No
Remote window/roof operation15No
Total Requested47597%
Total Not Requested153%
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%

Option Package Details
Mercedes-Benz SLK SLK350

Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50No
Cornering lights50No
Total Requested50083%
Total Not Requested10017%
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 wipers175Yes
Variable assist steering (optional)0No
Remote window/roof operation15No
Total Requested47597%
Total Not Requested153%
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%

Option Package Details
Mercedes-Benz SLK SLK55 AMG

Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50No
Cornering lights50No
Total Requested50083%
Total Not Requested10017%
Premium Package
FeatureValueRequested?
Automatic climate control, front200Yes
Universal garage door opener100Yes
Rain-sensing wipers175Yes
Total Requested475100%
Total Not Requested00%

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