Audi A6 / S6 Audi A6 / S6 2020 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: $59,470

Audi A6 / S6 45   
Difference: $145,055

Calculate Payments

  Down Payment Interest Rate Term
Model Year202020202014
ModelA6 / S6A6 / S6SLS AMG
Trim4555GT
Body4dr Sedan4dr Sedan2dr Coupe
Base Price $54,900 $59,800 $201,500
Competition Package 3,000 3,000  
Metallic paint (extra cost) 575 575  
Aluminum trim     0
Competition Package 2,790 2,790  
Metallic paint (extra cost) 536 536  
Aluminum trim     0
Options (change) 3,575 3,575 0
Options (change) 3,326 3,326 0
Destination 995 995 925
Gas Tax 0 0 2,100
Total Price $59,470 $64,370 $204,525

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 45
TrueDelta Adjusted Price Difference: $147,990
TrueDelta Adjusted Invoice Difference: $186,312
Model Year202020202014
ModelA6 / S6A6 / S6SLS AMG
Trim4555GT
Body4dr Sedan4dr Sedan2dr Coupe
Engine335hp V6 H335hp V6 H583hp V8
TransmissionS7S7T7
DrivetrainAWDAWDRWD
EPA Fuel Economy (city/highway)24/32 MPG24/32 MPG13/19 MPG
Audio (watts, speakers)630, 14630, 14?, 6
Tire (rear if not all the same)245/45-19245/45-19265/35-19
Total Price$59,470$64,370$204,525
Adjustments for Features-2,935-2,9350
Feature-Adjusted Total Price$56,535$61,435$204,525
Cost Above Minimum$0$4,900$0

Return to top

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

Model Year202020202014
ModelA6 / S6A6 / S6SLS AMG
Trim4555GT
Body4dr Sedan4dr Sedan2dr Coupe
Transmission and Drivetrain 
7-speed automated manual$1200$1200 
7-speed manually-shiftable automatic  $1200
AWD$1700$1700 
RWD  $0
Accessories 
Power rear side windows$200$200 
Remote window/roof operation  $15
Brakes, Airbags, and Other Safety 
Collision preparation system, rear$100$100 
Rollover sensor$50$50 
Secondary collision brake assist$25$25 
Temporary spare tire$150$150 
Cargo Management 
Rear seat pass-through$100$100 
Storage compartment under front seat(s)  $50
Climate Control 
Rear air vents with automatic controls$250$250 
Rear dual-zone climate control$125$125 
Wiper de-icer  $25
Drivetrain 
Active rear differential$500$500 
Limited-slip rear differential  $300
Engine / Motor 
Automatic start / stop$150$150 
Regenerative braking$0$0 
Exterior 
Black exterior trim (optional)$0$0 
Bright-finished fuel door  $100
Laminated front side windows$200$200 
Retractable rear spoiler  $400
Sunroof$900$900 
Infotainment 
4G LTE connectivity$0$0 
Android Auto support$100$100 
Apple CarPlay support$100$100 
Bluetooth audio streaming$25$25 
CD changer, in-dash  $325
CD player$125$125 
Handwriting recognition$200$200 
In-vehicle Internet$150$150 
iPod integration  $100
Surround sound$250$250 
Telematics service, such as OnStar  $200
Traffic + travel information$25$25 
Traffic information  $25
USB port$25$25 
Wi-Fi hotspot$50$50 
Instruments, Lights, and Mirrors 
Auto-dimming passenger-side mirror$75$75 
Compass$0$0 
Cornering lights  $50
Headlight washers  $50
LED headlights$1000$1000 
Power-folding mirrors$50$50 
Xenon HID headlights  $500
Seats and Interior Trim 
Center armrest(s), second row$50$50 
Folding second row seats$300$300 
Illuminated door sill trim plates$200$200 
Leather-wrapped steering wheel$150$150 
Memory system, passenger seat  $150
No leather in second row  $-300
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
Suspension, Wheels, and Tires 
Adaptive dampers - electrical  $500
Alloy wheels$350$350 
Electronic systems calibration selector$200$200 
Polished alloy wheels  $350
Transmission 
Launch control  $100
Total Value of Features$9,075$9,075$6,140
Value of Feature Adjustments$2,935$2,935$0
Value of Feature Adjustments-213-1970

Return to top

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

Model Year20202014
ModelA6 / S6SLS AMG
Body4dr Sedan2dr Coupe
Wheelbase115.1 in105.5 in
Length194.4 in182.6 in
Width74.3 in76.3 in
Height57.4 in49.3 in
Curb Weight4,101 lb.3,726 lb.
Fuel Capacity19.3 gal.22.5 gal.
Row 1 Headroom38.0 in39.0 in
Row 1 Shoulder Room57.8 in58.4 in
Row 1 Hip Room0.0 in63.2 in
Row 1 Legroom41.3 in41.7 in
Row 2 Headroom38.1 in0.0 in
Row 2 Shoulder Room56.5 in0.0 in
Row 2 Legroom37.4 in0.0 in
Cargo Volume13.7 ft36.2 ft3

Return to top

Option Package Details
Audi A6 / S6 45

Competition Package
FeatureValueRequested?
Front sport buckets100No
Aluminum trim100Yes
Active rear differential500No
Painted brake calipers (optional)0Yes
Dark-colored headliner (optional)0No
Leather door panel trim250Yes
Sport suspension (upgrade)250Yes
Upgraded leather upholstery0No
Power 4-way lumbar adjuster, passenger seat150Yes
Metal pedals75Yes
Black exterior trim (optional)0No
Total Requested82558%
Total Not Requested60042%

Option Package Details
Audi A6 / S6 55

Competition Package
FeatureValueRequested?
Front sport buckets100No
Aluminum trim100Yes
Active rear differential500No
Painted brake calipers (optional)0Yes
Dark-colored headliner (optional)0No
Leather door panel trim250Yes
Sport suspension (upgrade)250Yes
Upgraded leather upholstery0No
Power 4-way lumbar adjuster, passenger seat150Yes
Metal pedals75Yes
Black exterior trim (optional)0No
Total Requested82558%
Total Not Requested60042%

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.