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

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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: $53,800

Audi A4 / S4 S4 3.0T   
Difference: $215

Lowest Total Invoice: $50,095

Audi A4 / S4 S4 3.0T   
Difference: $199

Calculate Payments

  Down Payment Interest Rate Term
Model Year2010200820082008
ModelA4 / S4SLKSLKSLK
TrimS4 3.0TSLK280SLK350SLK55 AMG
Body4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Base Price $45,900 $44,150 $49,450 $63,200
Base Invoice $42,687 $41,060 $45,988 $58,776
Prestige Package 6,100      
Metallic paint (extra cost) 475 710 710 710
Wood trim 500      
Premium II Package   3,995 3,995 1,410
Heating Package   980 980  
Lighting Package   1,010 1,010 1,010
Navigation system   1,200 1,200 1,200
Automatic climate control, front   720 720 720
iPod integration   375 375 375
Appearance Package     1,000  
Prestige Package 5,674      
Metallic paint (extra cost) 443 659 659 659
Wood trim 466      
Premium II Package   3,715 3,715 1,311
Heating Package   911 911  
Lighting Package   939 939 939
Navigation system   1,116 1,116 1,116
Automatic climate control, front   670 670 670
iPod integration   349 349 349
Appearance Package     930  
Options (change) 7,075 8,990 9,990 5,425
Options (change) 6,583 8,359 9,289 5,044
Destination 825 875 875 875
Gas Tax 0 0 0 1,300
Total Price $53,800 $54,015 $60,315 $70,800
Total Invoice $50,095 $50,294 $56,152 $65,995

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

Lowest Adjusted Price and Invoice: Mercedes-Benz SLK SLK280
TrueDelta Adjusted Price Difference: $2,405
TrueDelta Adjusted Invoice Difference: $2,241
Model Year2010200820082008
ModelA4 / S4SLKSLKSLK
TrimS4 3.0TSLK280SLK350SLK55 AMG
Body4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Engine333hp V6228hp V6268hp V6355hp V8
TransmissionM6M6T7T7
DrivetrainAWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)505, 14380, 11380, 11380, 11
Tire (rear if not all the same)255/35-19205/55-16225/45-17225/40-18
Total Price$53,800$54,015$60,315$70,800
Adjustments for Features0-2,620-3,970-3,920
Feature-Adjusted Total Price$53,800$51,395$56,345$66,880
Cost Above Minimum$0$0$4,950$15,485
Total Invoice$50,095$50,294$56,152$65,995
Adjustments for Features0-2,440-3,696-3,654
Feature-Adjusted Total Invoice$50,095$47,854$52,456$62,341
Cost Above Minimum$0$0$4,602$14,487

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

Model Year2010200820082008
ModelA4 / S4SLKSLKSLK
TrimS4 3.0TSLK280SLK350SLK55 AMG
Body4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Transmission and Drivetrain 
6-speed manual$150$150  
7-speed manually-shiftable automatic  $1200$1200
AWD$1700   
RWD $0$0$0
Accessories 
Power rear side windows$200   
Proximity key$250   
Remote window/roof operation $15$15$15
Tilt/telescoping steering wheel, manual$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   
Knee airbag, driver $75$75$75
Knee airbag, passenger $75$75$75
Side curtain airbags$350   
Climate Control 
Automatic air recirculation$100   
Rear air vents with automatic controls$250   
Residual heat $50$50$50
Exterior 
Body kit   $0
Power retractable hardtop $6750$6750$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$200$200
Traffic information$25   
Voice control for nav and audio$100   
Instruments, Lights, and Mirrors 
Analog clock $25$25$25
Auto-dimming passenger-side mirror$75   
Compass$0   
Cornering lights $50$50$50
Headlight washers $50$50$50
Illuminated visor mirror, driver$50   
Illuminated visor mirror, passenger$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   
Folding second row seats$300   
Leather-wrapped steering wheel$150$150 $150
Manual thigh support length adjuster, driver seat$50   
Manual thigh support length adjuster, passenger seat$50   
Memory system, passenger seat $150$150$150
Metal pedals $75$75$75
Neck-level heating, front seats $150$150 
No leather in second row $-300$-300$-300
Synthetic suede inserts in leather seating surfaces$0  $0
Wood trim$300 $300 
Wood/leather-wrapped steering wheel  $150 
Suspension, Wheels, and Tires 
Sport suspension (upgrade)$0  $0
Transmission 
Steering-wheel-mounted transmission controls$100  $100
Total Value of Features$5,540$8,160$9,510$9,460
Value of Feature Adjustments$0$2,620$3,970$3,920
Value of Feature Adjustments0-2,440-3,696-3,654

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

Model Year20102008
ModelA4 / S4SLK
Body4dr Sedan2dr Hardtop conv.
Wheelbase110.6 in95.7 in
Length185.2 in160.7 in
Width71.9 in70.4 in
Height56.2 in51.0 in
Curb Weight3,591 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 S4 3.0T

Prestige Package
FeatureValueRequested?
255/35YR19 tires400No
Auto-dimming passenger-side mirror75No
Auto-dimming rearview mirror150Yes
Memory system, driver seat200Yes
Auto-dimming driver-side mirror75Yes
Compass0No
Surround sound250Yes
Proximity key250No
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%

Option Package Details
Mercedes-Benz SLK SLK280

Premium II Package
FeatureValueRequested?
Bluetooth cell phone link100Yes
Surround sound250Yes
Harman/Kardon, 380W, 11 speakers (with subwoofer)350No
Aux input50Yes
Power fore-aft adjuster, passenger seat100Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Rain-sensing wipers175Yes
Memory system, driver seat200Yes
Memory system, passenger seat150No
Satellite radio200Yes
Power height adjuster, passenger seat50Yes
Tilt/telescoping steering wheel, power100No
Power tilt adjuster, passenger seat50Yes
Power fore-aft adjuster, driver seat100Yes
Auto-dimming driver-side mirror75Yes
Power height adjuster, driver seat50Yes
Remote window/roof operation15No
Power tilt adjuster, driver seat50Yes
Mirror tilt-down in reverse25No
Power recliner, driver seat100Yes
Interior ambient lighting150Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power recliner, passenger seat100Yes
Total Requested235079%
Total Not Requested64021%
Heating Package
FeatureValueRequested?
Heated front seats200Yes
Neck-level heating, front seats150No
Total Requested20057%
Total Not Requested15043%
Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50No
Cornering lights50No
Total Requested50083%
Total Not Requested10017%

Option Package Details
Mercedes-Benz SLK SLK350

Premium II Package
FeatureValueRequested?
Bluetooth cell phone link100Yes
Surround sound250Yes
Harman/Kardon, 380W, 11 speakers (with subwoofer)350No
Aux input50Yes
Power fore-aft adjuster, passenger seat100Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Rain-sensing wipers175Yes
Memory system, driver seat200Yes
Memory system, passenger seat150No
Satellite radio200Yes
Power height adjuster, passenger seat50Yes
Tilt/telescoping steering wheel, power100No
Power tilt adjuster, passenger seat50Yes
Power fore-aft adjuster, driver seat100Yes
Auto-dimming driver-side mirror75Yes
Power height adjuster, driver seat50Yes
Remote window/roof operation15No
Power tilt adjuster, driver seat50Yes
Mirror tilt-down in reverse25No
Power recliner, driver seat100Yes
Interior ambient lighting150Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power recliner, passenger seat100Yes
Total Requested235079%
Total Not Requested64021%
Appearance Package
FeatureValueRequested?
Wood trim300Yes
225/45ZR17 tires200No
Wood/leather-wrapped steering wheel0No
245/40ZR17 tires200No
Total Requested30043%
Total Not Requested40057%
Heating Package
FeatureValueRequested?
Heated front seats200Yes
Neck-level heating, front seats150No
Total Requested20057%
Total Not Requested15043%
Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50No
Cornering lights50No
Total Requested50083%
Total Not Requested10017%

Option Package Details
Mercedes-Benz SLK SLK55 AMG

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

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