Mercedes-Benz SLC Mercedes-Benz SLC 2018 Audi A6 / S6 Audi A6 / S6 2014
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Mercedes-Benz SLC vs. Audi A6 / S6 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.

Mercedes-Benz SLC vs. Audi A6 / S6 Invoice Comparison

Lowest Total Price: $72,805

Mercedes-Benz SLC AMG SLC43   
Difference: $6,690

Lowest Total Invoice: $67,781

Mercedes-Benz SLC AMG SLC43   
Difference: $6,216

Calculate Payments

  Down Payment Interest Rate Term
Model Year20182014
ModelSLCA6 / S6
TrimAMG SLC43S6 4.0 TFSI
Body2dr Hardtop conv.4dr Sedan
Base Price $61,350 $73,400
Base Invoice $57,056 $68,262
Premium 3 Package 6,650  
Carbon fiber trim 1,750 500
Illuminated door sill trim plates 350  
Adaptive dampers - electrical 990  
Metallic paint (extra cost) 720 500
Driver Assistance Package   2,800
LED headlights   1,400
Premium 3 Package 6,185  
Carbon fiber trim 1,628 467
Illuminated door sill trim plates 326  
Adaptive dampers - electrical 921  
Metallic paint (extra cost) 670 467
Driver Assistance Package   2,604
LED headlights   1,302
Options (change) 10,460 5,200
Options (change) 9,730 4,840
Destination 995 895
Total Price $72,805 $79,495
Total Invoice $67,781 $73,997

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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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Request free, no-obligation Mercedes-Benz SLC dealer quotes or Audi A6 / S6 dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Mercedes-Benz SLC vs. Audi A6 / S6

Lowest Adjusted Price and Invoice: Mercedes-Benz SLC AMG SLC43
TrueDelta Adjusted Price Difference: $9,785
TrueDelta Adjusted Invoice Difference: $9,097
Model Year20182014
ModelSLCA6 / S6
TrimAMG SLC43S6 4.0 TFSI
Body2dr Hardtop conv.4dr Sedan
Engine362hp V6420hp V8
TransmissionT9S7
DrivetrainRWDAWD
EPA Fuel Economy (city/highway)20/29 MPG17/27 MPG
Audio (watts, speakers)500, 11630, 14
Tire (rear if not all the same)235/40-18255/40-19
Total Price$72,805$79,495
Adjustments for Features-3,0950
Feature-Adjusted Total Price$69,710$79,495
Total Invoice$67,781$73,997
Adjustments for Features-2,8810
Feature-Adjusted Total Invoice$64,900$73,997

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

Model Year20182014
ModelSLCA6 / S6
TrimAMG SLC43S6 4.0 TFSI
Body2dr Hardtop conv.4dr Sedan
Transmission and Drivetrain 
9-speed manually-shiftable automatic$1400 
7-speed automated manual $1200
RWD$0 
AWD $1700
Accessories 
Power rear side windows $200
Remote app$25 
Remote climate control$25 
Remote start via app$75 
Remote window/roof operation$15 
Semi-automated parking system$500 
Wind blocker, small$100 
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0 
Around view cameras $500
Automatic braking, high-speed or partial$200 
Collision preparation system, rear $100
Driver drowsiness monitor$150 
Lane departure prevention $150
Rearview camera$200 
Roll bar$200 
Rollover sensor $50
Torque vectoring, brake-based$100 
Wide-view front camera $150
Wide-view rear camera $0
Cargo Management 
Cargo net $40
Rear seat pass-through $100
Climate Control 
Automatic air recirculation $100
Rear air vents with automatic controls $250
Rear dual-zone climate control $125
Residual heat $50
Drivetrain 
Active rear differential $500
Engine / Motor 
Automatic start / stop$150 
Regenerative braking $0
Exterior 
Body kit $0
Glass roof panel(s)$300 
Power retractable hardtop$6750 
Rear spoiler$200 
Sunroof $900
Infotainment 
Android Auto support$100 
App support$0 
Apple CarPlay support$100 
Aux input $50
Handwriting recognition $200
iPod integration $100
Navigation map updates, three years$0 
SD Card slot$25 
SMS text-to-speech reader$25 
Telematics service, such as OnStar, with navigation$225 
USB port$25 
Instruments, Lights, and Mirrors 
Analog clock$25 
Auto-dimming headlights$200 
Auto-dimming passenger-side mirror $75
Cornering lights $50
Illuminated visor mirror, driver $50
Illuminated visor mirror, passenger $50
Interior ambient lighting $150
Interior ambient lighting, configurable$150 
Visor mirror, driver$10 
Visor mirror, passenger$10 
Seats and Interior Trim 
Center armrest(s), second row $50
Folding second row seats $300
Memory system, passenger seat$150 
Neck-level heating, front seats$150 
No leather in second row$-300 
Suspension, Wheels, and Tires 
Air suspension, auto-leveling and height adjustable $1000
Total Value of Features$11,285$8,190
Value of Feature Adjustments$3,095$0
Value of Feature Adjustments-2,8810

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

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

Model Year20182014
ModelSLCA6 / S6
Body2dr Hardtop conv.4dr Sedan
Wheelbase95.7 in114.7 in
Length162.8 in193.9 in
Width71.5 in73.8 in
Height51.3 in57.8 in
Curb Weight3,541 lb.4,398 lb.
Fuel Capacity15.9 gal.19.8 gal.
Row 1 Headroom38.0 in37.2 in
Row 1 Shoulder Room52.2 in57.5 in
Row 1 Legroom42.5 in41.3 in
Row 2 Headroom0.0 in37.8 in
Row 2 Shoulder Room0.0 in56.3 in
Row 2 Legroom0.0 in37.4 in
Cargo Volume,
Minimum		6.4 ft314.1 ft3
Cargo Volume,
Maximum		10.1 ft314.1 ft3

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

Option Package Details
Mercedes-Benz SLC AMG SLC43

Premium 3 Package
FeatureValueRequested?
Lane departure warning200Yes
Adaptive cruise control, all-speed700Yes
Obstacle detection, front150Yes
Obstacle detection, rear250Yes
Semi-automated parking system500No
LED headlights1000Yes
Smartphone integration0No
Interior ambient lighting, configurable0No
Apple CarPlay support100No
Android Auto support100No
Automatic climate control, front200Yes
CD player125Yes
Steering-linked headlights150Yes
Dual-zone climate control125Yes
MP3-compatible player50Yes
Auto-dimming headlights200No
Navigation map updates, three years0No
DVD-compatible player0Yes
Media drive15Yes
Traffic + travel information25Yes
App support0No
Navigation system600Yes
Voice control for nav and audio75Yes
Total Requested366580%
Total Not Requested90020%

Option Package Details
Audi A6 / S6 S6 4.0 TFSI

Driver Assistance Package
FeatureValueRequested?
Radar- or camera-based collision preparation system0Yes
Lane departure warning system200Yes
Adaptive cruise control, all-speed700Yes
Lane departure prevention system150No
Around view cameras300No
Automatic braking, low-speed200Yes
Forward collision alert200Yes
Wide-view front camera150No
Wide-view rear camera0No
Total Requested130068%
Total Not Requested60032%

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