Mercedes-Benz S-Class Mercedes-Benz S-Class 2014 Audi A6 / S6 Audi A6 / S6 2017

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

Lowest Total Price: $83,875

Audi A6 / S6 S6 4.0 TFSI   
Difference: $67,780

Lowest Total Invoice: $78,079

Audi A6 / S6 S6 4.0 TFSI   
Difference: $63,026

Calculate Payments

  Down Payment Interest Rate Term
Model Year20142017
ModelS-ClassA6 / S6
TrimS63 AMGS6 4.0 TFSI
Body4dr Sedan, ext.4dr Sedan
Base Price $139,500 $70,900
Base Invoice $129,735 $65,938
Driver Assistance Package 2,800 2,550
Night vision 2,260 2,500
Carbon fiber trim 4,650 500
Heated second row seats 620  
Around view cameras 900  
Prestige Package   3,200
Comfort Seating Package   1,850
Cold Weather Package   500
Rear side airbags   350
Metallic paint (extra cost)   575
Driver Assistance Package 2,604 2,371
Night vision 2,102 2,327
Carbon fiber trim 4,325 467
Heated second row seats 577  
Around view cameras 837  
Prestige Package   2,976
Comfort Seating Package   1,722
Cold Weather Package   467
Rear side airbags   325
Metallic paint (extra cost)   536
Options (change) 11,230 12,025
Options (change) 10,445 11,191
Destination 925 950
Total Price $151,655 $83,875
Total Invoice $141,105 $78,079

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

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

Lowest Adjusted Price and Invoice: Audi A6 / S6 S6 4.0 TFSI
TrueDelta Adjusted Price Difference: $65,665
TrueDelta Adjusted Invoice Difference: $61,058
Model Year20142017
ModelS-ClassA6 / S6
TrimS63 AMGS6 4.0 TFSI
Body4dr Sedan, ext.4dr Sedan
Engine577hp V8450hp V8
TransmissionT7S7
DrivetrainAWDAWD
EPA Fuel Economy (city/highway)15/23 MPG18/27 MPG
Audio (watts, speakers)590, 13630, 14
Tire (rear if not all the same)255/40-20255/40-19
Total Price$151,655$83,875
Adjustments for Features-2,1150
Feature-Adjusted Total Price$149,540$83,875
Total Invoice$141,105$78,079
Adjustments for Features-1,9680
Feature-Adjusted Total Invoice$139,137$78,079

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

Model Year20142017
ModelS-ClassA6 / S6
TrimS63 AMGS6 4.0 TFSI
Body4dr Sedan, ext.4dr Sedan
Transmission and Drivetrain 
7-speed manually-shiftable automatic$1200 
7-speed automated manual $1200
AWD$1700$1700
Accessories 
AC power outlet$100 
Heated steering wheel $100
Power door closers$300 
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 
Animal detection, night$50 
Automatic braking, high-speed or partial$200 
Blind spot collision prevention$150 
Cross-traffic warning, rear$100 
Driver drowsiness monitor$150 
Knee airbag, passenger $75
Lane departure prevention, steering-based $200
Lane keeping assist$400 
Pedestrian detection$50 
Secondary collision brake assist $25
Temporary spare tire $150
Torque vectoring, brake-based$100 
Wide-view front camera $150
Wide-view rear camera $0
Cargo Management 
Air-conditioned storage compartment$50 
Console with shifter $150
Console without shifter$150 
Overhead sunglass holder$25 
Rear seat pass-through $100
Storage compartment under front seat(s)$50 
Climate Control 
Rear air vents$100 
Rear air vents with automatic controls $250
Rear dual-zone climate control $125
Wiper de-icer$25 
Engine / Motor 
Dual-mode exhaust$250 
Dual-mode exhaust, switchable $500
Regenerative braking $0
Exterior 
Body kit$0 
Front splitter spoiler$200 
Laminated rear side windows$100 
Panoramic sunroof$1200 
Sunroof $900
Infotainment 
4G LTE connectivity $0
Android Auto support $100
App support$0 
Apple CarPlay support $100
Aux input $50
CD changer, in-dash$325 
CD player $125
SMS text-to-speech reader$25 
Telematics service, such as OnStar, with navigation$225 
Instruments, Lights, and Mirrors 
Auto-dimming passenger-side mirror $75
Chronometer$100 
Cornering lights$50 
Head-up display (HUD) $350
Illuminated vanity mirrors, rear seat$100 
Large color reconfigurable instrument cluster display$250 
Steering-linked headlights$150 
Seats and Interior Trim 
Automatic seat bolsters, driver$300 
Automatic seat bolsters, front passenger$300 
Folding second row seats $300
Leather door panel trim $250
Power headrest height adjuster, driver seat$50 
Power headrest height adjuster, passenger seat$50 
Power seat belt height adjusters, front row$25 
Power seatback bolsters, driver seat $100
Power seatback bolsters, passenger seat $100
Power thigh bolsters, driver seat $100
Power thigh bolsters, passenger seat $100
Upholstered instrument panel$300 
Suspension, Wheels, and Tires 
Crosswind stabilization$50 
Electronic systems calibration selector $200
Transmission 
Launch control$100 
Total Value of Features$9,815$7,700
Value of Feature Adjustments$2,115$0
Value of Feature Adjustments-1,9680

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

Model Year20142017
ModelS-ClassA6 / S6
Body4dr Sedan, ext.4dr Sedan
Wheelbase124.6 in114.6 in
Length206.5 in194.2 in
Width74.8 in73.8 in
Height58.7 in57.8 in
Curb Weight4,806 lb.4,398 lb.
Fuel Capacity21.1 gal.19.8 gal.
Row 1 Headroom39.7 in37.2 in
Row 1 Shoulder Room59.7 in57.5 in
Row 1 Legroom41.4 in41.3 in
Row 2 Headroom39.2 in37.8 in
Row 2 Shoulder Room59.1 in56.3 in
Row 2 Legroom43.0 in37.4 in
Cargo Volume16.3 ft314.1 ft3

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Option Package Details
Mercedes-Benz S-Class S63 AMG

Driver Assistance Package
FeatureValueRequested?
Rear cross-traffic detection100No
Collision preparation system, rear100Yes
Pedestrian detection50No
Lane keeping assist system400Yes
Lane departure warning system200Yes
Adaptive cruise control, all-speed700Yes
Blind spot warning system200Yes
Automatic braking, low-speed200Yes
Automatic braking, high-speed200No
Blind spot intervention150No
Total Requested180078%
Total Not Requested50022%

Option Package Details
Audi A6 / S6 S6 4.0 TFSI

Night vision
FeatureValueRequested?
Night vision1750Yes
Pedestrian detection, night50Yes
Total Requested1800100%
Total Not Requested00%
Prestige Package
FeatureValueRequested?
Sunshades, second row125Yes
Sunshade, rear, power225Yes
Power decklid350Yes
Head-up display (HUD)350No
Interior lights, additional0No
Illuminated door sill trim plates100Yes
LED headlights500Yes
Hands-free trunk or liftgate100Yes
Total Requested140080%
Total Not Requested35020%
Driver Assistance Package
FeatureValueRequested?
Auto-dimming headlights200Yes
Radar- or camera-based collision preparation system0Yes
Lane departure warning system200Yes
Adaptive cruise control, all-speed700Yes
Around view cameras300Yes
Automatic braking, low-speed200Yes
Forward collision warning200Yes
Wide-view front camera150No
Wide-view rear camera0No
Lane departure prevention system, steering-based200Yes
Total Requested200093%
Total Not Requested1507%
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%
Cold Weather Package
FeatureValueRequested?
Heated second row seats200Yes
Heated steering wheel100No
Total Requested20067%
Total Not Requested10033%

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