Audi A6 / S6 Audi A6 / S6 2009 Mercedes-Benz S-Class Mercedes-Benz S-Class 2014

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Audi A6 / S6 vs. Mercedes-Benz S-Class 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 S-Class Invoice Comparison

Lowest Total Price: $79,000

Audi A6 / S6 S6   
Difference: $66,695

Lowest Total Invoice: $73,620

Audi A6 / S6 S6   
Difference: $61,942

Calculate Payments

  Down Payment Interest Rate Term
Model Year20092014
ModelA6 / S6S-Class
TrimS6S63 AMG
Body4dr Sedan4dr Sedan, ext.
Base Price $75,900 $139,500
Base Invoice $70,588 $129,735
Rear side airbags 350  
Heated second row seats 225 620
Carbon fiber trim 400 4,650
Rear side airbags 325  
Heated second row seats 209 577
Carbon fiber trim 373 4,325
Options (change) 975 5,270
Options (change) 907 4,902
Destination 825 925
Gas Tax 1,300 0
Total Price $79,000 $145,695
Total Invoice $73,620 $135,562

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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 Audi A6 / S6 dealer quotes or Mercedes-Benz S-Class dealer quotes from dealers using our car quote form.

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

Lowest Adjusted Price and Invoice: Audi A6 / S6 S6
TrueDelta Adjusted Price Difference: $58,815
TrueDelta Adjusted Invoice Difference: $54,610
Model Year20092014
ModelA6 / S6S-Class
TrimS6S63 AMG
Body4dr Sedan4dr Sedan, ext.
Engine435hp V10577hp V8
TransmissionT6T7
DrivetrainAWDAWD
EPA Fuel Economy (city/highway)14/19 MPG15/23 MPG
Audio (watts, speakers)255, 9590, 13
Tire (rear if not all the same)265/35-19255/40-20
Total Price$79,000$145,695
Adjustments for Features0-7,880
Feature-Adjusted Total Price$79,000$137,815
Total Invoice$73,620$135,562
Adjustments for Features0-7,332
Feature-Adjusted Total Invoice$73,620$128,230

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

Model Year20092014
ModelA6 / S6S-Class
TrimS6S63 AMG
Body4dr Sedan4dr Sedan, ext.
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100 
7-speed manually-shiftable automatic $1200
AWD$1700$1700
Accessories 
AC power outlet $100
Hands-free trunk or liftgate $100
Power door closers $300
Power trunk closer $350
Remote app $25
Remote window/roof operation $15
Semi-automated parking system $500
Sunshades, second row$125 
Sunshades, second row, power $225
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0 
Driver drowsiness monitor $150
Forward collision warning $200
Full-size spare tire$225 
Knee airbag, driver $75
Obstacle detection, front $150
Obstacle detection, rear $250
Radar- or camera-based collision preparation system $0
Rollover sensor $50
Torque vectoring, brake-based $100
Cargo Management 
Air-conditioned storage compartment $50
Console with shifter$150 
Console without shifter $150
Overhead sunglass holder $25
Rear seat pass-through$100 
Ski sack$50 
Climate Control 
Wiper de-icer $25
Engine / Motor 
Automatic start / stop $150
Dual-mode exhaust $250
Exterior 
Body kit $0
Bodyside cladding$350 
Front splitter spoiler $200
Laminated front side windows $200
Laminated rear side windows $100
Panoramic sunroof $1200
Sunroof$900 
Infotainment 
App support $0
Aux input$50 
Bluetooth audio streaming $25
CD changer, in-dash $325
CD changer, remote$200 
DVD-compatible player $0
Handwriting recognition $200
HD radio $50
In-vehicle Internet $150
iPod integration$100 
Media drive $15
SD Card slot $25
SMS text-to-speech reader $25
Telematics service, such as OnStar, with navigation $225
Traffic + travel information $25
USB port $25
Wi-Fi hotspot $50
Instruments, Lights, and Mirrors 
Auto-dimming headlights $200
Auto-dimming passenger-side mirror$75 
Chronometer $100
Fog lights$125 
Headlight washers$50 
Illuminated vanity mirrors, rear seat $100
Large color reconfigurable instrument cluster display $250
LED headlights $1000
Power-folding mirrors $50
Xenon HID headlights$500 
Seats and Interior Trim 
Automatic seat bolsters, driver $300
Automatic seat bolsters, front passenger $300
Cooled or ventilated front seats $300
Door sill trim plates$100 
Folding second row seats$300 
Illuminated door sill trim plates $200
Leather door panel trim$250 
Manual thigh support length adjuster, driver seat$50 
Massage, driver seat $100
Massage, passenger seat $100
Memory system, passenger seat $150
Metal pedals $75
Power seat belt height adjusters, front row $25
Power thigh support length adjuster, driver seat $100
Power thigh support length adjuster, passenger seat $100
Upholstered instrument panel $300
Suspension, Wheels, and Tires 
Adaptive dampers - electrical $500
Air suspension, auto-leveling and height adjustable $1000
Crosswind stabilization $50
Transmission 
Launch control $100
Total Value of Features$6,500$14,380
Value of Feature Adjustments$0$7,880
Value of Feature Adjustments0-7,332

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

Model Year20092014
ModelA6 / S6S-Class
Body4dr Sedan4dr Sedan, ext.
Wheelbase111.9 in124.6 in
Length193.5 in206.5 in
Width73.0 in74.8 in
Height57.5 in58.7 in
Curb Weight4,519 lb.4,806 lb.
Fuel Capacity21.1 gal.21.1 gal.
Row 1 Headroom38.7 in39.7 in
Row 1 Shoulder Room57.1 in59.7 in
Row 1 Legroom41.3 in41.4 in
Row 2 Headroom37.8 in39.2 in
Row 2 Shoulder Room55.9 in59.1 in
Row 2 Legroom36.9 in43.0 in
Cargo Volume15.9 ft316.3 ft3

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