Audi A6 / S6 Audi A6 / S6 2010 Mercedes-Benz SLS AMG Mercedes-Benz SLS AMG 2014

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

Join Us

Audi A6 / S6 vs. Mercedes-Benz SLS AMG 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 A6 / S6 vs. Mercedes-Benz SLS AMG Invoice Comparison

Lowest Total Price: $55,725

Audi A6 / S6 A6 3.0T   
Difference: $151,550

Lowest Total Invoice: $51,883

Audi A6 / S6 A6 3.0T   
Difference: $141,095

Calculate Payments

  Down Payment Interest Rate Term
Model Year2010201020102014
ModelA6 / S6A6 / S6A6 / S6SLS AMG
TrimA6 3.0TA6 4.2S6GT
Body4dr Sedan4dr Sedan4dr Sedan2dr Coupe
Base Price $50,200 $59,150 $76,100 $201,500
Base Invoice $46,686 $55,010 $70,774 $187,395
Prestige Package 3,200      
Sport Package 1,000 1,000    
Blind spot warning system 500 500 500  
Carbon fiber trim     400 2,750
Prestige Package 2,976      
Sport Package 930 930    
Blind spot warning system 466 466 466  
Carbon fiber trim     373 2,558
Options (change) 4,700 1,500 900 2,750
Options (change) 4,372 1,396 839 2,558
Destination 825 825 825 925
Gas Tax 0 0 1,300 2,100
Total Price $55,725 $61,475 $79,125 $207,275
Total Invoice $51,883 $57,231 $73,738 $192,978

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 A6 / S6 dealer quotes or Mercedes-Benz SLS AMG 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 A6 / S6 vs. Mercedes-Benz SLS AMG

Lowest Adjusted Price and Invoice: Audi A6 / S6 A6 3.0T
TrueDelta Adjusted Price Difference: $151,685
TrueDelta Adjusted Invoice Difference: $141,221
Model Year2010201020102014
ModelA6 / S6A6 / S6A6 / S6SLS AMG
TrimA6 3.0TA6 4.2S6GT
Body4dr Sedan4dr Sedan4dr Sedan2dr Coupe
Engine300hp V6350hp V8435hp V10583hp V8
TransmissionT6T6T6T7
DrivetrainAWDAWDAWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)255, 9255, 9255, 9?, 6
Tire (rear if not all the same)245/40-18245/40-18265/35-19265/35-19
Total Price$55,725$61,475$79,125$207,275
Adjustments for Features-135-185-1,1100
Feature-Adjusted Total Price$55,590$61,290$78,015$207,275
Cost Above Minimum$0$5,700$22,425$0
Total Invoice$51,883$57,231$73,738$192,978
Adjustments for Features-126-172-1,0340
Feature-Adjusted Total Invoice$51,757$57,059$72,704$192,978
Cost Above Minimum$0$5,302$20,947$0

Return to top

Features Comparison: Audi A6 / S6 vs. Mercedes-Benz SLS AMG

Model Year2010201020102014
ModelA6 / S6A6 / S6A6 / S6SLS AMG
TrimA6 3.0TA6 4.2S6GT
Body4dr Sedan4dr Sedan4dr Sedan2dr Coupe
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100$1100$1100 
7-speed manually-shiftable automatic   $1200
AWD$1700$1700$1700 
RWD   $0
Accessories 
Power rear side windows$200$200$200 
Remote window/roof operation   $15
Sunshade, rear, power$225$225$225 
Sunshades, second row$125$125$125 
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0$0$0 
Full-size spare tire$225$225$225 
Knee airbag, driver   $75
Knee airbag, passenger   $75
Obstacle detection, front   $150
Obstacle detection, rear   $250
Cargo Management 
Rear seat pass-through  $100 
Ski sack  $50 
Climate Control 
Rear air vents$100$100$100 
Wiper de-icer   $25
Drivetrain 
Limited-slip rear differential   $300
Exterior 
Bodyside cladding  $350 
Bodyside moldings$75$75  
Bright-finished fuel door   $100
Painted brake calipers (optional)   $0
Retractable rear spoiler   $400
Sunroof$900$900$900 
Infotainment 
CD changer, in-dash   $325
CD changer, remote$200$200$200 
HD radio   $50
SD Card slot   $25
Surround sound$250$250$250 
Telematics service, such as OnStar   $200
Instruments, Lights, and Mirrors 
Auto-dimming passenger-side mirror$75$75$75 
Compass$0$0$0 
Fog lights$125$125$125 
Headlight washers $50$50$50
Steering-linked headlights$150$150$150 
Seats and Interior Trim 
Carbon fiber trim  $200$200
Center armrest(s), second row$50$50$50 
Door sill trim plates$100$100$100 
Folding second row seats$300$300$300 
Heated second row seats  $200 
Leather door panel trim  $250$250
Leather-wrapped steering wheel$150$150$150 
Manual thigh support length adjuster, driver seat  $50 
Memory system, passenger seat   $150
Metal pedals   $75
No leather in second row   $-300
Power headrest height adjuster, driver seat  $50 
Power headrest height adjuster, passenger seat  $50 
Power seatback bolsters, driver seat   $100
Power seatback bolsters, passenger seat   $100
Synthetic suede headliner   $650
Synthetic suede inserts in leather seating surfaces   $0
Synthetic suede steering wheel   $150
Upholstered instrument panel, leather   $1000
Wood trim$300$300  
Suspension, Wheels, and Tires 
Adaptive dampers - electrical   $500
Alloy wheels$350$350$350 
Polished alloy wheels   $350
Transmission 
Launch control   $100
Total Value of Features$6,700$6,750$7,675$6,565
Value of Feature Adjustments$135$185$1,110$0
Value of Feature Adjustments-126-172-1,0340

Return to top

Specifications Comparison: Audi A6 / S6 vs. Mercedes-Benz SLS AMG

Model Year20102014
ModelA6 / S6SLS AMG
Body4dr Sedan2dr Coupe
Wheelbase111.9 in105.5 in
Length193.5 in182.6 in
Width73.0 in76.3 in
Height57.5 in49.3 in
Curb Weight4,124 lb.3,727 lb.
Fuel Capacity21.1 gal.22.5 gal.
Row 1 Headroom38.7 in39.0 in
Row 1 Shoulder Room57.1 in58.4 in
Row 1 Hip Room0.0 in63.2 in
Row 1 Legroom41.3 in41.7 in
Row 2 Headroom37.8 in0.0 in
Row 2 Shoulder Room55.9 in0.0 in
Row 2 Legroom36.9 in0.0 in
Cargo Volume15.9 ft36.2 ft3

Return to top

Option Package Details
Audi A6 / S6 A6 3.0T

Prestige Package
FeatureValueRequested?
Tilt/telescoping steering wheel, power100Yes
Steering-linked headlights150No
Rearview camera200Yes
Surround sound250No
Cornering lights50Yes
Proximity key250Yes
Steering-wheel-mounted transmission controls100Yes
Bose, 255W, 9 speakers (with subwoofer)350No
Auto-dimming rearview mirror150Yes
Xenon HID headlights500Yes
Memory system, driver seat200Yes
Auto-dimming driver-side mirror75Yes
Compass0No
Special exterior trim0No
Auto-dimming passenger-side mirror75No
Door sill trim plates100No
245/40HR18 tires400No
Total Requested162555%
Total Not Requested132545%
Sport Package
FeatureValueRequested?
Sport suspension (upgrade)250Yes
245/40HR18 tires400No
Steering-wheel-mounted transmission controls100Yes
Total Requested35047%
Total Not Requested40053%

Option Package Details
Audi A6 / S6 A6 4.2

Sport Package
FeatureValueRequested?
Sport suspension (upgrade)250Yes
245/40HR18 tires400No
Total Requested25038%
Total Not Requested40062%

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 and Wagons.
See TrueDelta's information for all Audi models.