Audi A4 / S4 Audi A4 / S4 2006 Mercedes-Benz SL Mercedes-Benz SL 2011

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

Lowest Total Price: $51,785

Audi A4 / S4 A4 3.0 Cabriolet   
Difference: $54,160

Lowest Total Invoice: $47,806

Audi A4 / S4 A4 3.0 Cabriolet   
Difference: $50,875

Calculate Payments

  Down Payment Interest Rate Term
Model Year20062006201120112011
ModelA4 / S4A4 / S4SLSLSL
TrimA4 3.0 CabrioletS4 CabrioletSL550SL63 AMGSL65 AMG
Body2dr Convertible2dr Convertible2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Base Price $45,490 $54,640 $102,600 $139,050 $198,750
Base Invoice $42,010 $50,256 $95,418 $129,316 $184,838
Premium Package 1,825 1,775      
Metallic paint (extra cost) 450 450      
Navigation system 1,950 1,950      
Bluetooth cell phone link 500 500      
Tire-pressure monitor 250 250      
Obstacle detection, rear 350 350 1,170 1,170  
Sport suspension (upgrade) 250        
Bose 215W 9 speakers   1,000      
Audio controls on steering wheel   150      
Wood trim       0 0
Premium Package 1,661 1,615      
Metallic paint (extra cost) 410 410      
Navigation system 1,775 1,775      
Bluetooth cell phone link 455 455      
Tire-pressure monitor 228 228      
Obstacle detection, rear 319 319 1,088 1,088  
Sport suspension (upgrade) 228        
Bose 215W 9 speakers   910      
Audio controls on steering wheel   137      
Wood trim       0 0
Options (change) 5,575 6,425 1,170 1,170 0
Options (change) 5,076 5,849 1,088 1,088 0
Destination 720 720 875 875 875
Gas Tax 0 1,700 1,300 2,600 2,600
Total Price $51,785 $63,485 $105,945 $143,695 $202,225
Total Invoice $47,806 $58,525 $98,681 $133,879 $188,313

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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 SL dealer quotes from dealers using our car quote form.

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

Lowest Adjusted Price and Invoice: Audi A4 / S4 A4 3.0 Cabriolet
TrueDelta Adjusted Price Difference: $46,505
TrueDelta Adjusted Invoice Difference: $43,740
Model Year20062006201120112011
ModelA4 / S4A4 / S4SLSLSL
TrimA4 3.0 CabrioletS4 CabrioletSL550SL63 AMGSL65 AMG
Body2dr Convertible2dr Convertible2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Engine220hp V6340hp V8382hp V8518hp V8604hp V12
TransmissionT5M6T7T7T5
DrivetrainAWDAWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)180, 9215, 9510, 10510, 10510, 10
Tire (rear if not all the same)235/45-17235/40-18255/40-18255/35-19255/35-19
Total Price$51,785$63,485$105,945$143,695$202,225
Adjustments for Features-6000-8,255-8,955-10,005
Feature-Adjusted Total Price$51,185$63,485$97,690$134,740$192,220
Cost Above Minimum$0$12,300$0$37,050$94,530
Total Invoice$47,806$58,525$98,681$133,879$188,313
Adjustments for Features-5540-7,689-8,343-9,317
Feature-Adjusted Total Invoice$47,252$58,525$90,992$125,536$178,996
Cost Above Minimum$0$11,273$0$34,544$88,004

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

Model Year20062006201120112011
ModelA4 / S4A4 / S4SLSLSL
TrimA4 3.0 CabrioletS4 CabrioletSL550SL63 AMGSL65 AMG
Body2dr Convertible2dr Convertible2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Transmission and Drivetrain 
5-speed manually-shiftable automatic$1000   $1000
6-speed manual $150   
7-speed manually-shiftable automatic  $1200$1200 
AWD$1700$1700   
RWD  $0$0$0
Accessories 
Power rear side windows$200$200   
Power trunk closer    $350
Proximity key    $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$300$300   
Wind blocker, small  $100$100$100
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats  $0$0$0
Knee airbag, passenger$75$75   
Obstacle detection, front  $150$150$150
Cargo Management 
Air-conditioned storage compartment  $50$50$50
Rear seat pass-through$100$100   
Ski sack$50$50   
Storage compartment under front seat(s)  $50$50$50
Climate Control 
Rain-sensing wipers  $175$175$175
Residual heat  $50$50$50
Variable intermittent wipers$75$75   
Wiper de-icer  $25$25$25
Exterior 
Body kit   $0$0
Bodyside moldings$75$75   
Glass roof panel(s)    $300
Power convertible top$4000$4000   
Power retractable hardtop  $6750$6750$6750
Infotainment 
Aux input  $50$50$50
CD changer, in-dash  $325$325$325
CD changer, remote$200$200   
DVD-compatible player  $0$0$0
HD radio  $50$50$50
iPod integration  $100$100$100
Media drive  $15$15$15
MP3-compatible player  $50$50$50
Satellite radio $200$200$200$200
Surround sound  $250$250$250
Telematics service, such as OnStar  $200$200$200
Traffic information  $25$25$25
Voice control for nav and audio  $100$100$100
Instruments, Lights, and Mirrors 
Auto-dimming passenger-side mirror$75$75   
Compass$0$0   
Cornering lights  $50$50$50
Mirror tilt-down in reverse  $25$25$25
Power-folding mirrors$50$50   
Steering-linked headlights  $150$150$150
Seats and Interior Trim 
Center armrest(s), second row$50$50   
Cooled or ventilated front seats    $300
Leather-wrapped steering wheel$150$150$150  
Manual thigh support length adjuster, driver seat $50   
Massage, driver seat   $100$100
Massage, passenger seat   $100$100
Memory system, passenger seat  $150$150$150
Neck-level heating, front seats    $150
Power 4-way lumbar adjuster, driver seat$150$150 $150$150
Power 4-way lumbar adjuster, passenger seat$150$150 $150$150
Power headrest height adjuster, driver seat  $50$50$50
Power headrest height adjuster, passenger seat  $50$50$50
Power lumbar adjuster, driver seat  $100  
Power lumbar adjuster, passenger seat  $100  
Power seatback bolsters, driver seat   $100$100
Power seatback bolsters, passenger seat   $100$100
Power thigh support length adjuster, driver seat  $100$100$100
Power thigh support length adjuster, passenger seat  $100$100$100
Synthetic suede steering wheel   $150$150
Upholstered instrument panel, leather  $1000$1000$1000
Suspension, Wheels, and Tires 
Adaptive hydraulic struts, auto-leveling and ht. adjustable  $4000$4000$4000
Sport suspension (upgrade)$0  $0$0
Ultra-sport suspension (upgrade) $0   
Transmission 
Launch control   $100 
Steering-wheel-mounted transmission controls   $100$100
Total Value of Features$8,650$8,050$16,305$17,005$18,055
Value of Feature Adjustments$600$0$8,255$8,955$10,005
Value of Feature Adjustments-5540-7,689-8,343-9,317

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

Model Year20062011
ModelA4 / S4SL
Body2dr Convertible2dr Hardtop conv.
Wheelbase104.5 in100.8 in
Length180.0 in180.4 in
Width70.0 in71.5 in
Height54.8 in51.1 in
Curb Weight3,683 lb.4,221 lb.
Fuel Capacity16.6 gal.21.1 gal.
Row 1 Headroom38.0 in37.7 in
Row 1 Shoulder Room53.0 in54.0 in
Row 1 Hip Room0.0 in53.9 in
Row 1 Legroom41.3 in42.9 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 ft37.2 ft3
Cargo Volume,
Maximum
8.910.2 ft3

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Option Package Details
Audi A4 / S4 A4 3.0 Cabriolet

Premium Package
FeatureValueRequested?
Heated front seats200Yes
Universal garage door opener100Yes
Xenon HID headlights500Yes
Memory system, driver seat200Yes
Wind blocker300No
Auto-dimming rearview mirror150Yes
Automatic headlights125Yes
Auto-dimming driver-side mirror75Yes
Compass0No
Power-folding mirrors50No
Auto-dimming passenger-side mirror75No
Total Requested135076%
Total Not Requested42524%

Option Package Details
Audi A4 / S4 S4 Cabriolet

Premium Package
FeatureValueRequested?
Heated front seats200Yes
Universal garage door opener100Yes
Automatic headlights125Yes
Alloy wheels, optional design0No
Memory system, driver seat200Yes
Wind blocker300No
Auto-dimming rearview mirror150Yes
Auto-dimming driver-side mirror75Yes
Compass0No
Power-folding mirrors50No
Auto-dimming passenger-side mirror75No
Total Requested85067%
Total Not Requested42533%

Option Package Details
Mercedes-Benz SL SL550

Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150No
Total Requested25063%
Total Not Requested15037%

Option Package Details
Mercedes-Benz SL SL63 AMG

Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150No
Total Requested25063%
Total Not Requested15037%

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