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

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Audi A8 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 A8 vs. Mercedes-Benz SL Invoice Comparison

Lowest Total Price: $95,375

Audi A8 A8   
Difference: $49,430

Lowest Total Invoice: $88,763

Audi A8 A8   
Difference: $46,149

Calculate Payments

  Down Payment Interest Rate Term
Model Year2012200920092009
ModelA8SLSLSL
TrimA8SL600SL63 AMGSL65 AMG
Body4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Base Price $78,750 $139,100 $135,000 $194,700
Base Invoice $73,237 $129,363 $125,550 $181,071
Full Leather Package 7,100      
Sunshades, second row, power 750      
Convenience Package 2,900      
Premium Package 2,000      
Driver Assistance Package 3,000      
Adaptive cruise control   2,230 2,230 2,230
Premium I Package     3,050  
Obstacle detection, rear     1,140  
Wood trim     0 0
Full Leather Package 6,604      
Sunshades, second row, power 699      
Convenience Package 2,698      
Premium Package 1,860      
Driver Assistance Package 2,790      
Adaptive cruise control   2,074 2,074 2,074
Premium I Package     2,836  
Obstacle detection, rear     1,060  
Wood trim     0 0
Options (change) 15,750 2,230 6,420 2,230
Options (change) 14,651 2,074 5,970 2,074
Destination 875 875 875 875
Gas Tax 0 2,600 2,600 2,600
Total Price $95,375 $144,805 $144,895 $200,405
Total Invoice $88,763 $134,912 $134,995 $186,620

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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 A8 vs. Mercedes-Benz SL

Lowest Adjusted Price and Invoice: Audi A8 A8
TrueDelta Adjusted Price Difference: $46,070
TrueDelta Adjusted Invoice Difference: $43,018
Model Year2012200920092009
ModelA8SLSLSL
TrimA8SL600SL63 AMGSL65 AMG
Body4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Engine372hp V8510hp V12518hp V8604hp V12
TransmissionT8T5T7T5
DrivetrainAWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)630, 14510, 10510, 10510, 10
Tire (rear if not all the same)255/45-19255/40-18255/35-19255/35-19
Total Price$95,375$144,805$144,895$200,405
Adjustments for Features0-3,350-3,450-3,450
Feature-Adjusted Total Price$95,375$141,455$141,445$196,955
Cost Above Minimum$0$10$0$55,510
Total Invoice$88,763$134,912$134,995$186,620
Adjustments for Features0-3,121-3,214-3,213
Feature-Adjusted Total Invoice$88,763$131,791$131,781$183,407
Cost Above Minimum$0$10$0$51,626

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Features Comparison: Audi A8 vs. Mercedes-Benz SL

Model Year2012200920092009
ModelA8SLSLSL
TrimA8SL600SL63 AMGSL65 AMG
Body4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Transmission and Drivetrain 
8-speed manually-shiftable automatic$1300   
5-speed manually-shiftable automatic $1000 $1000
7-speed manually-shiftable automatic  $1200 
AWD$1700   
RWD $0$0$0
Accessories 
Adaptive cruise control $600$600$600
Adaptive cruise control, all-speed$850   
Power door closers$300   
Power rear side windows$200   
Sunshade, rear, power$225   
Sunshades, second row, power$225   
Wind blocker, small $100$100$100
Brakes, Airbags, and Other Safety 
Auto-raising roll bars / headrests $500$500$500
Automatic braking, low-speed$200   
Blind spot warning system$200   
Forward collision warning$200   
Full-size spare tire$225   
Knee airbag, passenger$75   
Lane departure warning$200   
Radar- or camera-based collision preparation system$0   
Rear side airbags$300   
Rearview camera$200   
Rollover sensor$50   
Side curtain airbags$350   
Temporary spare tire $150$150$150
Cargo Management 
Storage compartment under front seat(s) $50$50$50
Climate Control 
Rear air vents$100   
Wiper de-icer $25$25$25
Exterior 
Body kit  $0$0
Glass roof panel(s) $300 $300
Power retractable hardtop $6750$6750$6750
Sunroof$900   
Infotainment 
Bluetooth audio streaming$25   
CD changer, in-dash $325$325$325
CD player$125   
Handwriting recognition$200   
HD radio$50   
iPod integration $100$100$100
Telematics service, such as OnStar $200$200$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$75$75
Neck-level heating, front seats $150$150$150
No leather in second row $-300$-300$-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   
Synthetic suede steering wheel  $150$150
Wood/leather-wrapped steering wheel $150  
Suspension, Wheels, and Tires 
Adaptive dampers - electrical$500   
Adaptive hydraulic struts, auto-leveling and ht. adjustable $4000$4000$4000
Air suspension, auto-leveling and height adjustable$1000   
Electronic systems calibration selector$200   
Sport suspension (upgrade)  $0$0
Transmission 
Launch control  $100 
Steering-wheel-mounted transmission controls$100 $100$100
Total Value of Features$10,825$14,175$14,275$14,275
Value of Feature Adjustments$0$3,350$3,450$3,450
Value of Feature Adjustments0-3,121-3,214-3,213

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Specifications Comparison: Audi A8 vs. Mercedes-Benz SL

Model Year20122009
ModelA8SL
Body4dr Sedan2dr Hardtop conv.
Wheelbase117.8 in100.8 in
Length202.2 in180.4 in
Width76.7 in71.5 in
Height57.5 in51.1 in
Curb Weight4,410 lb.4,221 lb.
Fuel Capacity23.8 gal.21.1 gal.
Row 1 Headroom37.2 in37.7 in
Row 1 Shoulder Room59.1 in54.0 in
Row 1 Hip Room0.0 in53.9 in
Row 1 Legroom41.4 in42.9 in
Row 2 Headroom38.1 in0.0 in
Row 2 Shoulder Room57.8 in0.0 in
Row 2 Legroom38.7 in0.0 in
Cargo Volume,
Minimum
13.2 ft37.2 ft3
Cargo Volume,
Maximum
13.210.2 ft3

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Option Package Details
Audi A8 A8

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%
Convenience Package
FeatureValueRequested?
Obstacle detection, front150Yes
Obstacle detection, rear250Yes
Rearview camera200No
Power door closers300No
Power decklid350Yes
Proximity key250Yes
Total Requested100067%
Total Not Requested50033%
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%
Driver Assistance Package
FeatureValueRequested?
Radar- or camera-based collision preparation system0No
Lane departure warning system200No
Steering-wheel-mounted transmission controls100Yes
Adaptive cruise control, all-speed700No
Blind spot warning system200No
Automatic braking, low-speed200No
Forward collision warning200No
Total Requested1006%
Total Not Requested150094%

Option Package Details
Mercedes-Benz SL SL63 AMG

Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150Yes
Total Requested400100%
Total Not Requested00%
Premium I Package
FeatureValueRequested?
Cooled or ventilated front seats300Yes
Power decklid350Yes
Proximity key250Yes
Neck-level heating, front seats150No
Total Requested90086%
Total Not Requested15014%

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