Audi A6 / S6 Audi A6 / S6 2018 Mercedes-Benz SL Mercedes-Benz SL 2011
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Audi A6 / S6 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 A6 / S6 vs. Mercedes-Benz SL Invoice Comparison

Lowest Total Price: $78,300

Audi A6 / S6 S6 4.0 TFSI   
Difference: $66,095

Lowest Total Invoice: $72,891

Audi A6 / S6 S6 4.0 TFSI   
Difference: $61,639

Calculate Payments

  Down Payment Interest Rate Term
Model Year201820112011
ModelA6 / S6SLSL
TrimS6 4.0 TFSISL63 AMGSL65 AMG
Body4dr Sedan2dr Hardtop conv.2dr Hardtop conv.
Base Price $71,900 $139,050 $198,750
Base Invoice $66,868 $129,316 $184,838
Comfort Seating Package 1,850    
Metallic paint (extra cost) 575    
Synthetic suede headliner 3,000    
Obstacle detection, rear   1,170  
Illuminated door sill trim plates   700 700
Wood trim   0 0
Comfort Seating Package 1,722    
Metallic paint (extra cost) 536    
Synthetic suede headliner 2,790    
Obstacle detection, rear   1,088  
Illuminated door sill trim plates   651 651
Wood trim   0 0
Options (change) 5,425 1,870 700
Options (change) 5,048 1,739 651
Destination 975 875 875
Gas Tax 0 2,600 2,600
Total Price $78,300 $144,395 $202,925
Total Invoice $72,891 $134,530 $188,964

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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

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 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 A6 / S6 vs. Mercedes-Benz SL

Lowest Adjusted Price and Invoice: Audi A6 / S6 S6 4.0 TFSI
TrueDelta Adjusted Price Difference: $61,570
TrueDelta Adjusted Invoice Difference: $57,423
Model Year201820112011
ModelA6 / S6SLSL
TrimS6 4.0 TFSISL63 AMGSL65 AMG
Body4dr Sedan2dr Hardtop conv.2dr Hardtop conv.
Engine450hp V8518hp V8604hp V12
TransmissionS7T7T5
DrivetrainAWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG
Audio (watts, speakers)630, 14510, 10510, 10
Tire (rear if not all the same)255/35-20255/35-19255/35-19
Total Price$78,300$144,395$202,925
Adjustments for Features0-4,525-5,575
Feature-Adjusted Total Price$78,300$139,870$197,350
Cost Above Minimum$0$0$57,480
Total Invoice$72,891$134,530$188,964
Adjustments for Features0-4,216-5,191
Feature-Adjusted Total Invoice$72,891$130,314$183,773
Cost Above Minimum$0$0$53,459

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

Model Year201820112011
ModelA6 / S6SLSL
TrimS6 4.0 TFSISL63 AMGSL65 AMG
Body4dr Sedan2dr Hardtop conv.2dr Hardtop conv.
Transmission and Drivetrain 
7-speed automated manual$1200  
7-speed manually-shiftable automatic $1200 
5-speed manually-shiftable automatic  $1000
AWD$1700  
RWD $0$0
Accessories 
Power rear side windows$200  
Power trunk closer  $350
Proximity key$250 $250
Remote window/roof operation $15$15
Wind blocker, small $100$100
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats $0$0
Auto-raising roll bars / headrests $500$500
Blind spot warning system$200  
Collision preparation system, rear$100  
Knee airbag, passenger$75  
Rearview camera$200  
Rollover sensor$50  
Secondary collision brake assist$25  
Side curtain airbags$350  
Cargo Management 
Air-conditioned storage compartment $50$50
Cargo net$40  
Rear seat pass-through$100  
Storage compartment under front seat(s) $50$50
Climate Control 
Rear air vents with automatic controls$250  
Rear dual-zone climate control$125  
Wiper de-icer $25$25
Engine / Motor 
Automatic start / stop$150  
Dual-mode exhaust, switchable$500  
Regenerative braking$0  
Exterior 
Body kit $0$0
Glass roof panel(s)  $300
Laminated front side windows$200  
Power retractable hardtop $6750$6750
Sunroof$900  
Infotainment 
4G LTE connectivity$0  
Android Auto support$100  
Apple CarPlay support$100  
Bluetooth audio streaming$25  
CD changer, in-dash $325$325
CD player$125  
Handwriting recognition$200  
In-vehicle Internet$150  
iPod integration $100$100
Telematics service, such as OnStar $200$200
Traffic + travel information$25  
Traffic information $25$25
USB port$25  
Wi-Fi hotspot$50  
Instruments, Lights, and Mirrors 
Auto-dimming passenger-side mirror$75  
Compass$0  
Cornering lights $50$50
Fog lights $125$125
Headlight washers $50$50
LED headlights$1000  
Power-folding mirrors$50  
Steering-linked headlights $150$150
Xenon HID headlights $500$500
Seats and Interior Trim 
Center armrest(s), second row$50  
Cooled or ventilated front seats$300 $300
Folding second row seats$300  
Leather-wrapped steering wheel$150  
Neck-level heating, front seats  $150
No leather in second row $-300$-300
Power headrest height adjuster, driver seat $50$50
Power headrest height adjuster, passenger seat $50$50
Power thigh bolsters, driver seat$100  
Power thigh bolsters, passenger seat$100  
Synthetic suede steering wheel $150$150
Upholstered instrument panel, leather $1000$1000
Suspension, Wheels, and Tires 
Adaptive hydraulic struts, auto-leveling and ht. adjustable $4000$4000
Air suspension, auto-leveling and height adjustable$1000  
Electronic systems calibration selector$200  
Transmission 
Launch control $100 
Total Value of Features$10,740$15,265$16,315
Value of Feature Adjustments$0$4,525$5,575
Value of Feature Adjustments0-4,216-5,191

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See a complete comparison of Audi A6 / S6 vs. Mercedes-Benz SL features.

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

Model Year20182011
ModelA6 / S6SL
Body4dr Sedan2dr Hardtop conv.
Wheelbase114.6 in100.8 in
Length194.2 in180.4 in
Width73.8 in71.5 in
Height57.8 in51.1 in
Curb Weight3,804 lb.4,221 lb.
Fuel Capacity19.8 gal.21.1 gal.
Row 1 Headroom37.2 in37.7 in
Row 1 Shoulder Room57.5 in54.0 in
Row 1 Hip Room0.0 in53.9 in
Row 1 Legroom41.3 in42.9 in
Row 2 Headroom37.8 in0.0 in
Row 2 Shoulder Room56.3 in0.0 in
Row 2 Legroom37.4 in0.0 in
Cargo Volume,
Minimum		14.1 ft37.2 ft3
Cargo Volume,
Maximum		14.110.2 ft3

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See a complete comparison of Audi A6 / S6 vs. Mercedes-Benz SL specs.

Option Package Details
Audi A6 / S6 S6 4.0 TFSI

Comfort Seating Package
FeatureValueRequested?
Cooled or ventilated front seats300Yes
Power thigh support length adjuster, driver seat100Yes
Power thigh bolsters, driver seat100No
Power seatback bolsters, driver seat100Yes
Power thigh support length adjuster, passenger seat100Yes
Power thigh bolsters, passenger seat100No
Power seatback bolsters, passenger seat100Yes
Memory system, passenger seat150Yes
Massage, driver seat100Yes
Massage, passenger seat100Yes
Total Requested105084%
Total Not Requested20016%

Option Package Details
Mercedes-Benz SL SL63 AMG

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

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