Mercedes-Benz SL Mercedes-Benz SL 2009 Audi A8 Audi A8 2012

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Mercedes-Benz SL vs. Audi A8 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 A8 Invoice Comparison

Lowest Total Price: $92,375

Audi A8 A8   
Difference: $50,200

Lowest Total Invoice: $85,973

Audi A8 A8   
Difference: $46,865

Calculate Payments

  Down Payment Interest Rate Term
Model Year20092012
ModelSLA8
TrimSL600A8
Body2dr Hardtop conv.4dr Sedan
Base Price $139,100 $78,750
Base Invoice $129,363 $73,237
Premium Package   2,000
Convenience Package   2,900
Full Leather Package   7,100
Sunshades, second row, power   750
Premium Package   1,860
Convenience Package   2,698
Full Leather Package   6,604
Sunshades, second row, power   699
Options (change) 0 12,750
Options (change) 0 11,861
Destination 875 875
Gas Tax 2,600 0
Total Price $142,575 $92,375
Total Invoice $132,838 $85,973

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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 Mercedes-Benz SL dealer quotes or Audi A8 dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Mercedes-Benz SL vs. Audi A8

Lowest Adjusted Price and Invoice: Audi A8 A8
TrueDelta Adjusted Price Difference: $45,700
TrueDelta Adjusted Invoice Difference: $42,672
Model Year20092012
ModelSLA8
TrimSL600A8
Body2dr Hardtop conv.4dr Sedan
Engine510hp V12372hp V8
TransmissionT5T8
DrivetrainRWDAWD
EPA Fuel Economy (city/highway)11/18 MPG14/21 MPG
Audio (watts, speakers)510, 10630, 14
Tire (rear if not all the same)255/40-18255/45-19
Total Price$142,575$92,375
Adjustments for Features-4,5000
Feature-Adjusted Total Price$138,075$92,375
Total Invoice$132,838$85,973
Adjustments for Features-4,1930
Feature-Adjusted Total Invoice$128,645$85,973

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Features Comparison: Mercedes-Benz SL vs. Audi A8

Model Year20092012
ModelSLA8
TrimSL600A8
Body2dr Hardtop conv.4dr Sedan
Transmission and Drivetrain 
5-speed manually-shiftable automatic$1000 
8-speed manually-shiftable automatic $1300
RWD$0 
AWD $1700
Accessories 
Power door closers $300
Power rear side windows $200
Sunshade, rear, power $225
Sunshades, second row, power $225
Wind blocker, small$100 
Brakes, Airbags, and Other Safety 
Auto-raising roll bars / headrests$500 
Brake- or yaw-sensor-initiated collision preparation system $0
Full-size spare tire $225
Knee airbag, passenger $75
Rear side airbags $300
Rearview camera $200
Rollover sensor $50
Side curtain airbags $350
Temporary spare tire$150 
Cargo Management 
Storage compartment under front seat(s)$50 
Climate Control 
Rear air vents $100
Wiper de-icer$25 
Exterior 
Glass roof panel(s)$300 
Power retractable hardtop$6750 
Sunroof $900
Infotainment 
Bluetooth audio streaming $25
CD changer, in-dash$325 
CD player $125
Handwriting recognition $200
HD radio $50
iPod integration$100 
Telematics service, such as OnStar$200 
Traffic information $25
USB port $25
Instruments, Lights, and Mirrors 
Analog clock $25
Auto-dimming passenger-side mirror $75
Power-folding mirrors $50
Seats and Interior Trim 
Center armrest(s), second row $50
Leather-wrapped steering wheel $150
Metal pedals$75 
Neck-level heating, front seats$150 
No leather in second row$-300 
Power seat belt height adjusters, front row $25
Power thigh bolsters, driver seat $100
Power thigh bolsters, passenger seat $100
Power upper seatback recliner, driver seat $100
Power upper seatback recliner, passenger seat $100
Wood/leather-wrapped steering wheel$150 
Suspension, Wheels, and Tires 
Adaptive dampers - electrical $500
Adaptive hydraulic struts, auto-leveling and ht. adjustable$4000 
Air suspension, auto-leveling and height adjustable $1000
Electronic systems calibration selector $200
Total Value of Features$13,575$9,075
Value of Feature Adjustments$4,500$0
Value of Feature Adjustments-4,1930

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Specifications Comparison: Mercedes-Benz SL vs. Audi A8

Model Year20092012
ModelSLA8
Body2dr Hardtop conv.4dr Sedan
Wheelbase100.8 in117.8 in
Length180.4 in202.2 in
Width71.5 in76.7 in
Height51.1 in57.5 in
Curb Weight4,455 lb.4,729 lb.
Fuel Capacity21.1 gal.23.8 gal.
Row 1 Headroom37.7 in37.2 in
Row 1 Shoulder Room54.0 in59.1 in
Row 1 Hip Room53.9 in0.0 in
Row 1 Legroom42.9 in41.4 in
Row 2 Headroom0.0 in38.1 in
Row 2 Shoulder Room0.0 in57.8 in
Row 2 Legroom0.0 in38.7 in
Cargo Volume,
Minimum
7.2 ft313.2 ft3
Cargo Volume,
Maximum
10.2 ft313.2 ft3

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Option Package Details
Audi A8 A8

Premium Package
FeatureValueRequested?
Wood trim, expanded coverage0No
Cooled or ventilated front seats300Yes
Power thigh bolsters, driver seat100No
Power seatback bolsters, driver100Yes
Power thigh bolsters, passenger seat100No
Power seatback bolsters, passenger seat100Yes
Massage, driver seat100Yes
Massage, passenger seat100Yes
Total Requested70078%
Total Not Requested20022%
Convenience Package
FeatureValueRequested?
Obstacle detection, front150Yes
Obstacle detection, rear250Yes
Rearview camera200No
Power door closers300No
Power decklid350Yes
Proximity key250Yes
Total Requested100067%
Total Not Requested50033%
Full Leather Package
FeatureValueRequested?
Upgraded leather upholstery0No
Leather upholstery, extended coverage0No
Synthetic suede headliner650Yes
Upholstered door panels, leather250Yes
Upholstered instrument panel, leather700Yes
Total Requested1600100%
Total Not Requested00%

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