Mercedes-Benz C-Class Mercedes-Benz C-Class 2013 Audi A6 / S6 Audi A6 / S6 2015
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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: $79,905

Mercedes-Benz C-Class C63 AMG   
Difference: $720

Lowest Total Invoice: $74,496

Mercedes-Benz C-Class C63 AMG   
Difference: $553

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  Down Payment Interest Rate Term
Model Year20132015
ModelC-ClassA6 / S6
TrimC63 AMGS6 4.0 TFSI
Body4dr Sedan4dr Sedan
Base Price $59,800 $75,500
Base Invoice $55,614 $70,217
Driver Assistance Package 2,950 2,800
Multimedia Package 2,790  
Obstacle detection, rear 970  
AMG Leather Package 3,090  
Lighting Package 1,290  
Limited-slip rear differential 2,030  
Carbon fiber trim 2,590 500
Rear side airbags 420 350
Proximity key 650  
Metallic paint (extra cost) 720 550
Driver Assistance Package 2,744 2,604
Multimedia Package 2,595  
Obstacle detection, rear 902  
AMG Leather Package 2,874  
Lighting Package 1,200  
Limited-slip rear differential 1,888  
Carbon fiber trim 2,409 467
Rear side airbags 391 325
Proximity key 605  
Metallic paint (extra cost) 669 511
Options (change) 17,500 4,200
Options (change) 16,277 3,907
Destination 905 925
Gas Tax 1,700 0
Total Price $79,905 $80,625
Total Invoice $74,496 $75,049

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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 Mercedes-Benz C-Class dealer quotes or Audi A6 / S6 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: Mercedes-Benz C-Class vs. Audi A6 / S6

Lowest Adjusted Price and Invoice: Audi A6 / S6 S6 4.0 TFSI
TrueDelta Adjusted Price Difference: $3,455
TrueDelta Adjusted Invoice Difference: $3,333
Model Year20132015
ModelC-ClassA6 / S6
TrimC63 AMGS6 4.0 TFSI
Body4dr Sedan4dr Sedan
Engine451hp V8420hp V8
TransmissionT7S7
DrivetrainRWDAWD
EPA Fuel Economy (city/highway)13/19 MPG17/27 MPG
Audio (watts, speakers)450, 12630, 14
Tire (rear if not all the same)235/40-18255/40-19
Total Price$79,905$80,625
Adjustments for Features0-4,175
Feature-Adjusted Total Price$79,905$76,450
Total Invoice$74,496$75,049
Adjustments for Features0-3,886
Feature-Adjusted Total Invoice$74,496$71,163

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

Model Year20132015
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 app$25 
Remote window/roof operation$15 
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 
Blind spot collision prevention$150 
Collision preparation system, rear $100
Driver drowsiness monitor$150 
Knee airbag, passenger $75
Rearview camera$200 
Rollover sensor $50
Wide-view front camera $150
Wide-view rear camera $0
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
Drivetrain 
Active rear differential $500
Limited-slip rear differential$300 
Engine / Motor 
Dual-mode exhaust, switchable $500
Regenerative braking $0
Exterior 
Rear spoiler$200 
Infotainment 
App support$0 
CD changer, in-dash$325 
CD player $125
Handwriting recognition $200
iPod integration $100
SD Card slot$25 
SMS text-to-speech reader$25 
Telematics service, such as OnStar, with navigation$225 
USB port$25 
Wi-Fi hotspot $50
Instruments, Lights, and Mirrors 
Auto-dimming headlights$200 
Auto-dimming passenger-side mirror $75
Chronometer$100 
Cornering lights $50
Head-up display (HUD) $350
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 - electrical $500
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$5,215$9,390
Value of Feature Adjustments$0$4,175
Value of Feature Adjustments0-3,886

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

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

Model Year20132015
ModelC-ClassA6 / S6
Body4dr Sedan4dr Sedan
Wheelbase108.7 in114.7 in
Length180.7 in193.9 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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See a complete comparison of Mercedes-Benz C-Class vs. Audi A6 / S6 specs.

Option Package Details
Mercedes-Benz C-Class C63 AMG

Driver Assistance Package
FeatureValueRequested?
Radar- or camera-based collision preparation system0Yes
Lane departure warning system200Yes
Adaptive cruise control, all-speed700Yes
Blind spot warning system200Yes
Lane departure prevention system150Yes
Automatic braking, low-speed200Yes
Automatic braking, high-speed200No
Forward collision alert200Yes
Blind spot intervention150No
Total Requested165083%
Total Not Requested35017%
Multimedia Package
FeatureValueRequested?
Rearview camera200Yes
In-vehicle Internet150Yes
App support0No
Media drive, large15Yes
Traffic + travel information25Yes
SD Card slot25No
Navigation system600Yes
CD changer, in-dash200No
DVD-compatible player0Yes
Voice control for nav and audio100Yes
Total Requested109083%
Total Not Requested22517%
AMG Leather Package
FeatureValueRequested?
Upgraded leather upholstery0No
Dark-colored headliner (optional)0No
Upholstered door panels, leather250Yes
Leather seating surfaces900Yes
Power headrest height adjuster, passenger seat50No
Memory system, passenger seat150No
Total Requested115085%
Total Not Requested20015%
Lighting Package
FeatureValueRequested?
Steering-linked headlights150No
Xenon HID headlights500Yes
Headlight washers50No
Auto-dimming headlights200No
Total Requested50056%
Total Not Requested40044%

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 system150Yes
Around view cameras300No
Automatic braking, low-speed200Yes
Forward collision warning200Yes
Wide-view front camera150No
Wide-view rear camera0No
Total Requested145076%
Total Not Requested45024%

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