Mercedes-Benz C-Class Mercedes-Benz C-Class 2012 Audi A6 / S6 Audi A6 / S6 2018

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

Lowest Total Price: $74,300

Audi A6 / S6 S6 4.0 TFSI   
Difference: $575

Lowest Total Invoice: $69,171

Audi A6 / S6 S6 4.0 TFSI   
Difference: $645

Calculate Payments

  Down Payment Interest Rate Term
Model Year20122018
ModelC-ClassA6 / S6
TrimC63 AMGS6 4.0 TFSI
Body4dr Sedan4dr Sedan
Base Price $58,930 $71,900
Base Invoice $54,805 $66,868
Multimedia Package 2,790  
AMG Leather Package 3,090  
Obstacle detection, rear 970  
Lighting Package 1,290  
Lane departure warning 850  
Metallic paint (extra cost) 720 575
Proximity key 650  
Rear side airbags 420 350
Carbon fiber trim 2,590 500
Multimedia Package 2,595  
AMG Leather Package 2,874  
Obstacle detection, rear 902  
Lighting Package 1,200  
Lane departure warning 791  
Metallic paint (extra cost) 669 536
Proximity key 605  
Rear side airbags 391 325
Carbon fiber trim 2,409 467
Options (change) 13,370 1,425
Options (change) 12,436 1,328
Destination 875 975
Gas Tax 1,700 0
Total Price $74,875 $74,300
Total Invoice $69,816 $69,171

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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 C-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 C-Class vs. Audi A6 / S6

Lowest Adjusted Price and Invoice: Audi A6 / S6 S6 4.0 TFSI
TrueDelta Adjusted Price Difference: $4,300
TrueDelta Adjusted Invoice Difference: $4,113
Model Year20122018
ModelC-ClassA6 / S6
TrimC63 AMGS6 4.0 TFSI
Body4dr Sedan4dr Sedan
Engine451hp V8450hp V8
TransmissionT7S7
DrivetrainRWDAWD
EPA Fuel Economy (city/highway)13/19 MPG16/24 MPG
Audio (watts, speakers)450, 12630, 14
Tire (rear if not all the same)235/40-18255/35-20
Total Price$74,875$74,300
Adjustments for Features0-3,725
Feature-Adjusted Total Price$74,875$70,575
Total Invoice$69,816$69,171
Adjustments for Features0-3,468
Feature-Adjusted Total Invoice$69,816$65,703

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

Model Year20122018
ModelC-ClassA6 / S6
TrimC63 AMGS6 4.0 TFSI
Body4dr Sedan4dr Sedan
Transmission and Drivetrain 
7-speed manually-shiftable automatic$1200 
7-speed automated manual $1200
RWD$0 
AWD $1700
Accessories 
Parking guidance system - passive$250 
Remote window/roof operation$15 
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0 
Collision preparation system, rear $100
Driver drowsiness monitor$150 
Knee airbag, passenger $75
Lane departure warning$200 
Rollover sensor $50
Secondary collision brake assist $25
Cargo Management 
Cargo net $40
Rear seat pass-through $100
Climate Control 
Rear air vents$100 
Rear air vents with automatic controls $250
Rear dual-zone climate control $125
Residual heat $50
Engine / Motor 
Automatic start / stop $150
Dual-mode exhaust, switchable $500
Regenerative braking $0
Exterior 
Body kit$0 
Laminated front side windows $200
Rear spoiler$200 
Infotainment 
4G LTE connectivity $0
Android Auto support $100
Apple CarPlay support $100
CD changer, in-dash$325 
CD player $125
Handwriting recognition $200
In-vehicle Internet $150
Traffic + travel information $25
Traffic information$25 
Wi-Fi hotspot $50
Instruments, Lights, and Mirrors 
Auto-dimming headlights$200 
Auto-dimming passenger-side mirror $75
Chronometer$100 
Headlight washers$50 
Interior ambient lighting $150
LED headlights $1000
Power-folding mirrors $50
Steering-linked headlights$150 
Xenon HID headlights$500 
Seats and Interior Trim 
Door sill trim plates$100 
Illuminated door sill trim plates $200
Memory system, passenger seat$150 
Power headrest height adjuster, driver seat$50 
Power headrest height adjuster, passenger seat$50 
Power seatback bolsters, driver seat$100 
Power seatback bolsters, passenger seat$100 
Power-folding headrests, second row seats$50 
Suspension, Wheels, and Tires 
Adaptive dampers - mechanical$100 
Air suspension, auto-leveling and height adjustable $1000
Electronic systems calibration selector $200
Transmission 
Launch control$100 
Total Value of Features$4,265$7,990
Value of Feature Adjustments$0$3,725
Value of Feature Adjustments0-3,468

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

Model Year20122018
ModelC-ClassA6 / S6
Body4dr Sedan4dr Sedan
Wheelbase108.7 in114.6 in
Length180.7 in194.2 in
Width69.7 in73.8 in
Height56.3 in57.8 in
Curb Weight3,924 lb.4,398 lb.
Fuel Capacity17.4 gal.19.8 gal.
Row 1 Headroom37.1 in37.2 in
Row 1 Shoulder Room54.7 in57.5 in
Row 1 Hip Room52.3 in0.0 in
Row 1 Legroom41.7 in41.3 in
Row 2 Headroom36.9 in37.8 in
Row 2 Shoulder Room55.0 in56.3 in
Row 2 Hip Room54.9 in0.0 in
Row 2 Legroom33.4 in37.4 in
Cargo Volume12.4 ft314.1 ft3

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Option Package Details
Mercedes-Benz C-Class C63 AMG

Multimedia Package
FeatureValueRequested?
Navigation system600Yes
CD changer, in-dash200No
Rearview camera200Yes
DVD-compatible player0Yes
Voice control for nav and audio100Yes
Traffic information25Yes
Media drive, large15Yes
SD Card slot25Yes
Total Requested96583%
Total Not Requested20017%
AMG Leather Package
FeatureValueRequested?
Upgraded leather upholstery0No
Dark-colored headliner (optional)0No
Leather seating surfaces900Yes
Power headrest height adjuster, passenger seat50No
Memory system, passenger seat150No
Upholstered door panels, leather250Yes
Total Requested115085%
Total Not Requested20015%
Lighting Package
FeatureValueRequested?
Steering-linked headlights150No
Xenon HID headlights500Yes
Headlight washers50No
Auto-dimming headlights200No
Total Requested50056%
Total Not Requested40044%

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