Audi A8 Audi A8 2011 Mercedes-Benz SL Mercedes-Benz SL 2008

We are 103,000+ car owners sharing real-world car information.

Join Us

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: $88,525

Audi A8 A8   
Difference: $16,480

Lowest Total Invoice: $82,392

Audi A8 A8   
Difference: $15,415

Calculate Payments

  Down Payment Interest Rate Term
Model Year20112008200820082008
ModelA8SLSLSLSL
TrimA8SL550SL600SL55 AMGSL65 AMG
Body4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Base Price $78,050 $95,300 $133,200 $129,300 $187,200
Base Invoice $72,587 $88,629 $123,876 $120,249 $174,096
Convenience Package 2,350        
Premium Package 2,000        
Driver Assistance Package 3,000        
Leather door panel trim 750        
Synthetic suede headliner 1,500        
Premium I Package   3,170   2,500  
Obstacle detection, rear   1,130 1,130 1,130 1,130
Voice control for nav and audio   510 510 510 510
Power trunk closer   520   520  
Adaptive cruise control   2,200 2,200 2,200 2,200
Wood trim       0 0
Convenience Package 2,185        
Premium Package 1,860        
Driver Assistance Package 2,790        
Leather door panel trim 699        
Synthetic suede headliner 1,396        
Premium I Package   2,948   2,325  
Obstacle detection, rear   1,051 1,051 1,051 1,051
Voice control for nav and audio   474 474 474 474
Power trunk closer   484   484  
Adaptive cruise control   2,046 2,046 2,046 2,046
Wood trim       0 0
Options (change) 9,600 7,530 3,840 6,860 3,840
Options (change) 8,930 7,003 3,571 6,380 3,571
Destination 875 875 875 875 875
Gas Tax 0 1,300 2,600 2,600 2,600
Total Price $88,525 $105,005 $140,515 $139,635 $194,515
Total Invoice $82,392 $97,807 $130,922 $130,104 $181,142

Return to top

While we strive for accuracy, the site is not error-free, and prices can change at any time.

Dealer Price Quotes

Want to find out how much dealers are willing to discount these cars?

Request free, no-obligation Audi A8 dealer quotes or Mercedes-Benz SL dealer quotes from dealers using our car quote form.

The process is easy and takes just a minute or two. You'll receive price quotes from local approved dealers within 48 hours.

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

Lowest Adjusted Price and Invoice: Audi A8 A8
TrueDelta Adjusted Price Difference: $13,345
TrueDelta Adjusted Invoice Difference: $12,495
Model Year20112008200820082008
ModelA8SLSLSLSL
TrimA8SL550SL600SL55 AMGSL65 AMG
Body4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Engine372hp V8382hp V8510hp V12510hp V8604hp V12
TransmissionT8T7T5T5T5
DrivetrainAWDRWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)630, 14250, 8250, 8250, 8250, 8
Tire (rear if not all the same)255/45-19255/40-18255/40-18255/35-19255/35-19
Total Price$88,525$105,005$140,515$139,635$194,515
Adjustments for Features0-3,135-3,585-3,685-3,685
Feature-Adjusted Total Price$88,525$101,870$136,930$135,950$190,830
Cost Above Minimum$0$0$35,060$34,080$88,960
Total Invoice$82,392$97,807$130,922$130,104$181,142
Adjustments for Features0-2,920-3,340-3,433-3,432
Feature-Adjusted Total Invoice$82,392$94,887$127,582$126,671$177,710
Cost Above Minimum$0$0$32,695$31,784$82,823

Return to top

Features Comparison: Audi A8 vs. Mercedes-Benz SL

Model Year20112008200820082008
ModelA8SLSLSLSL
TrimA8SL550SL600SL55 AMGSL65 AMG
Body4dr Sedan2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Transmission and Drivetrain 
8-speed manually-shiftable automatic$1300    
7-speed manually-shiftable automatic $1200   
5-speed manually-shiftable automatic  $1000$1000$1000
AWD$1700    
RWD $0$0$0$0
Accessories 
Adaptive cruise control $600$600$600$600
Adaptive cruise control, all-speed$850    
Power rear side windows$200    
Sunshade, rear, power$225    
Wind blocker, small $100$100$100$100
Brakes, Airbags, and Other Safety 
Auto-raising roll bars / headrests $500$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$150
Cargo Management 
Storage compartment under front seat(s) $50$50$50$50
Climate Control 
Rear air vents$100    
Wiper de-icer $25$25$25$25
Exterior 
Body kit   $0$0
Power retractable hardtop $6750$6750$6750$6750
Sunroof$900    
Infotainment 
Aux input$50    
Bluetooth audio streaming$25    
CD changer, remote $200$200$200$200
DVD-compatible player$0    
Handwriting recognition$200    
HD radio$50    
Media drive$15    
SD Card slot$25    
Telematics service, such as OnStar $200$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    
Steering-linked headlights$150    
Seats and Interior Trim 
Center armrest(s), second row$50    
Leather-wrapped steering wheel$150$150   
Massage, driver seat$100    
Massage, passenger seat$100    
Metal pedals $75$75$75$75
No leather in second row $-300$-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 headliner$650 $650$650$650
Synthetic suede steering wheel   $150$150
Upholstered instrument panel$300    
Upholstered instrument panel, leather $1000$1000$1000$1000
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$4000
Air suspension, auto-leveling and height adjustable$1000    
Electronic systems calibration selector$200    
Sport suspension (upgrade)   $0$0
Transmission 
Steering-wheel-mounted transmission controls$100  $100$100
Total Value of Features$11,565$14,700$15,150$15,250$15,250
Value of Feature Adjustments$0$3,135$3,585$3,685$3,685
Value of Feature Adjustments0-2,920-3,340-3,433-3,432

Return to top

Specifications Comparison: Audi A8 vs. Mercedes-Benz SL

Model Year20112008
ModelA8SL
Body4dr Sedan2dr Hardtop conv.
Wheelbase117.8 in100.8 in
Length202.2 in178.5 in
Width76.7 in71.5 in
Height57.5 in51.0 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 ft37.3 ft3
Cargo Volume,
Maximum
13.210.2 ft3

Return to top

Option Package Details
Audi A8 A8

Convenience Package
FeatureValueRequested?
Obstacle detection, front150Yes
Obstacle detection, rear250Yes
Rearview camera200No
Power decklid350Yes
Proximity key250Yes
Total Requested100083%
Total Not Requested20017%
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 seat100No
Massage, passenger seat100No
Total Requested50056%
Total Not Requested40044%
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 alert200No
Total Requested1006%
Total Not Requested150094%

Option Package Details
Mercedes-Benz SL SL550

Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150Yes
Total Requested400100%
Total Not Requested00%
Premium I Package
FeatureValueRequested?
Cooled or ventilated front seats300Yes
Cornering lights50Yes
Proximity key250Yes
Power 4-way lumbar adjuster, driver seat50Yes
Power seatback bolsters, driver100Yes
Power 4-way lumbar adjuster, passenger seat50Yes
Power seatback bolsters, passenger seat100Yes
Front sport buckets100No
Total Requested90090%
Total Not Requested10010%

Option Package Details
Mercedes-Benz SL SL600

Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150Yes
Total Requested400100%
Total Not Requested00%

Option Package Details
Mercedes-Benz SL SL55 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
Cornering lights50Yes
Proximity key250Yes
Total Requested600100%
Total Not Requested00%

Option Package Details
Mercedes-Benz SL SL65 AMG

Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150Yes
Total Requested400100%
Total Not Requested00%

Was this information useful?

We're glad we could help! Share this page:

We're so sorry! Tell us how we can improve it.

See TrueDelta's information for all Sedans
See TrueDelta's information for all Audi models.