Mercedes-Benz SL Mercedes-Benz SL 2008 Audi A4 / S4 Audi A4 / S4 2011

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Mercedes-Benz SL vs. Audi A4 / S4 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.

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

Lowest Total Price: $46,150

Audi A4 / S4 A4 2.0T   
Difference: $58,335

Lowest Total Invoice: $42,984

Audi A4 / S4 A4 2.0T   
Difference: $54,339

Calculate Payments

  Down Payment Interest Rate Term
Model Year200820082008200820112011
ModelSLSLSLSLA4 / S4A4 / S4
TrimSL550SL600SL55 AMGSL65 AMGA4 2.0TS4 3.0T
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.4dr Sedan4dr Sedan
Base Price $95,300 $133,200 $129,300 $187,200 $32,300 $47,100
Base Invoice $88,629 $123,876 $120,249 $174,096 $30,040 $43,804
Premium I Package 3,170          
Adaptive cruise control 2,200 2,200 2,200 2,200 2,100 2,100
Obstacle detection, rear 1,130 1,130 1,130 1,130    
Voice control for nav and audio 510 510 510 510    
Wood trim     0 0 350 500
Prestige Package         8,600 6,300
Sport Package         1,450  
Metallic paint (extra cost)         475 475
Premium I Package 2,948          
Adaptive cruise control 2,046 2,046 2,046 2,046 1,954 1,954
Obstacle detection, rear 1,051 1,051 1,051 1,051    
Voice control for nav and audio 474 474 474 474    
Wood trim     0 0 325 466
Prestige Package         7,998 5,859
Sport Package         1,349  
Metallic paint (extra cost)         443 443
Options (change) 7,010 3,840 3,840 3,840 12,975 9,375
Options (change) 6,519 3,571 3,571 3,571 12,069 8,722
Destination 875 875 875 875 875 875
Gas Tax 1,300 2,600 2,600 2,600 0 0
Total Price $104,485 $140,515 $136,615 $194,515 $46,150 $57,350
Total Invoice $97,323 $130,922 $127,295 $181,142 $42,984 $53,401

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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: Mercedes-Benz SL vs. Audi A4 / S4

Lowest Adjusted Price and Invoice: Audi A4 / S4 A4 2.0T
TrueDelta Adjusted Price Difference: $46,860
TrueDelta Adjusted Invoice Difference: $43,651
Model Year200820082008200820112011
ModelSLSLSLSLA4 / S4A4 / S4
TrimSL550SL600SL55 AMGSL65 AMGA4 2.0TS4 3.0T
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.4dr Sedan4dr Sedan
Engine382hp V8510hp V12510hp V8604hp V12211hp I4333hp V6
TransmissionT7T5T5T5CVT-8M6
DrivetrainRWDRWDRWDRWDFWDAWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)250, 8250, 8250, 8250, 8505, 14505, 14
Tire (rear if not all the same)255/40-18255/40-18255/35-19255/35-19255/35-19255/35-19
Total Price$104,485$140,515$136,615$194,515$46,150$57,350
Adjustments for Features-11,475-12,275-11,425-12,3750-1,000
Feature-Adjusted Total Price$93,010$128,240$125,190$182,140$46,150$56,350
Cost Above Minimum$0$35,230$32,180$89,130$0$10,200
Total Invoice$97,323$130,922$127,295$181,142$42,984$53,401
Adjustments for Features-10,688-11,437-10,646-11,5240-931
Feature-Adjusted Total Invoice$86,635$119,485$116,649$169,618$42,984$52,470
Cost Above Minimum$0$32,850$30,014$82,983$0$9,486

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

Model Year200820082008200820112011
ModelSLSLSLSLA4 / S4A4 / S4
TrimSL550SL600SL55 AMGSL65 AMGA4 2.0TS4 3.0T
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.4dr Sedan4dr Sedan
Transmission and Drivetrain 
7-speed manually-shiftable automatic$1200     
5-speed manually-shiftable automatic $1000$1000$1000  
8-speed manually-shiftable CVT    $1100 
6-speed manual     $150
RWD$0$0$0$0  
FWD    $0 
AWD     $1700
Accessories 
Power rear side windows    $200$200
Power trunk closer $350 $350  
Proximity key$250$250 $250$250$250
Remote window/roof operation$15$15$15$15  
Tilt/telescoping steering wheel, manual    $250$250
Tilt/telescoping steering wheel, power$350$350$350$350  
Wind blocker, small$100$100$100$100  
Brakes, Airbags, and Other Safety 
Auto-raising roll bars / headrests$500$500$500$500  
Forward collision warning    $200$200
Knee airbag, driver$75$75$75$75  
Obstacle detection, front$150$150$150$150  
Radar- or camera-based collision preparation system    $0$0
Rearview camera    $200$200
Side curtain airbags    $350$350
Cargo Management 
Air-conditioned storage compartment$50$50$50$50  
Storage compartment under front seat(s)$50$50$50$50  
Climate Control 
Rear air vents with automatic controls    $250$250
Residual heat$50$50$50$50  
Wiper de-icer$25$25$25$25  
Exterior 
Body kit  $0$0  
Power retractable hardtop$6750$6750$6750$6750  
Sunroof    $900$900
Infotainment 
Aux input    $50$50
CD changer, remote$200$200$200$200  
DVD-compatible player    $0$0
HD radio    $50$50
iPod integration    $100$100
Media drive    $15$15
SD Card slot    $25$25
Telematics service, such as OnStar$200$200$200$200  
Traffic information    $25$25
Instruments, Lights, and Mirrors 
Auto-dimming passenger-side mirror    $75$75
Compass    $0$0
Cornering lights$50$50 $50  
Headlight washers$50$50$50$50  
Mirror tilt-down in reverse$25$25$25$25  
Seats and Interior Trim 
Center armrest(s), second row    $50$50
Cooled or ventilated front seats$300$300 $300  
Folding second row seats    $300$300
Leather door panel trim$250$250$250$250 $250
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$150  
Metal pedals$75$75$75$75  
No leather in second row$-300$-300$-300$-300  
Power headrest height adjuster, driver seat$50$50$50$50  
Power headrest height adjuster, passenger seat$50$50$50$50  
Power seatback bolsters, driver seat$100$100$100$100  
Power seatback bolsters, passenger seat$100$100$100$100  
Power thigh support length adjuster, driver seat$100$100$100$100  
Power thigh support length adjuster, passenger seat$100$100$100$100  
Synthetic suede headliner $650$650$650  
Synthetic suede inserts in leather seating surfaces     $0
Synthetic suede steering wheel  $150$150  
Upholstered instrument panel, leather$1000$1000$1000$1000  
Wood/leather-wrapped steering wheel $150    
Suspension, Wheels, and Tires 
Adaptive hydraulic struts, auto-leveling and ht. adjustable$4000$4000$4000$4000  
Sport suspension (upgrade)  $0$0$0$0
Transmission 
Steering-wheel-mounted transmission controls  $100$100$100$100
Total Value of Features$16,215$17,015$16,165$17,115$4,740$5,740
Value of Feature Adjustments$11,475$12,275$11,425$12,375$0$1,000
Value of Feature Adjustments-10,688-11,437-10,646-11,5240-931

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

Model Year20082011
ModelSLA4 / S4
Body2dr Hardtop conv.4dr Sedan
Wheelbase100.8 in110.6 in
Length178.5 in185.2 in
Width71.5 in71.9 in
Height51.0 in56.2 in
Curb Weight4,221 lb.3,591 lb.
Fuel Capacity21.1 gal.16.9 gal.
Row 1 Headroom37.7 in40.0 in
Row 1 Shoulder Room54.0 in55.5 in
Row 1 Hip Room53.9 in0.0 in
Row 1 Legroom42.9 in41.3 in
Row 2 Headroom0.0 in37.5 in
Row 2 Shoulder Room0.0 in54.3 in
Row 2 Legroom0.0 in35.2 in
Cargo Volume,
Minimum
7.3 ft312.4 ft3
Cargo Volume,
Maximum
10.2 ft312.4 ft3

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Option Package Details
Mercedes-Benz SL SL550

Premium I Package
FeatureValueRequested?
Cooled or ventilated front seats300No
Cornering lights50No
Proximity key250Yes
Power seatback bolsters, driver100No
Power 4-way lumbar adjuster, passenger seat50Yes
Power seatback bolsters, passenger seat100No
Power 4-way lumbar adjuster, driver seat50Yes
Front sport buckets100Yes
Total Requested45045%
Total Not Requested55055%

Option Package Details
Audi A4 / S4 A4 2.0T

Adaptive cruise control
FeatureValueRequested?
Adaptive cruise control450Yes
Radar- or camera-based collision preparation system0No
Forward collision alert200No
Total Requested45069%
Total Not Requested20031%
Prestige Package
FeatureValueRequested?
Memory system, driver seat200Yes
Auto-dimming driver-side mirror75Yes
Surround sound250Yes
Proximity key250Yes
Auto-dimming passenger-side mirror75No
245/40HR18 tires400No
Bang & Olufsen, 505W, 14 speakers (with subwoofer)350No
Auto-dimming rearview mirror150Yes
Trip computer150Yes
Rain-sensing wipers100Yes
Automatic headlights125Yes
Xenon HID headlights500Yes
Bluetooth cell phone link100Yes
Compass0No
Dual-zone climate control125Yes
iPod integration100No
Heated front seats200Yes
Rear air vents with automatic controls250No
Folding second row seats300No
Universal garage door opener100Yes
Second-row 2-section 3-person split bench100No
Traffic information25No
HD radio50No
Media drive, large15No
Navigation system600Yes
Obstacle detection, rear250Yes
Rearview camera200No
DVD-compatible player0No
Voice control for nav and audio100Yes
Total Requested327564%
Total Not Requested186536%
Sport Package
FeatureValueRequested?
255/35YR19 tires400No
Sport suspension (upgrade)250Yes
Manual thigh support adjuster, driver seat50Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Manual thigh support adjuster, passenger seat50Yes
Steering-wheel-mounted transmission controls100Yes
Front sport buckets100Yes
Total Requested70064%
Total Not Requested40036%

Option Package Details
Audi A4 / S4 S4 3.0T

Adaptive cruise control
FeatureValueRequested?
Adaptive cruise control450Yes
Radar- or camera-based collision preparation system0No
Forward collision alert200No
Total Requested45069%
Total Not Requested20031%
Prestige Package
FeatureValueRequested?
255/35YR19 tires400No
Memory system, driver seat200Yes
Auto-dimming driver-side mirror75Yes
Surround sound250Yes
Proximity key250Yes
Auto-dimming passenger-side mirror75No
Bang & Olufsen, 505W, 14 speakers (with subwoofer)350No
Traffic information25No
HD radio50No
Media drive, large15No
Navigation system600Yes
Obstacle detection, rear250Yes
Rearview camera200No
DVD-compatible player0No
Voice control for nav and audio100Yes
Total Requested172561%
Total Not Requested111539%

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