Mercedes-Benz C-Class Mercedes-Benz C-Class 2015 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: $81,125

Audi A6 / S6 S6 4.0 TFSI   
Difference: $530

Lowest Total Invoice: $75,516

Audi A6 / S6 S6 4.0 TFSI   
Difference: $488

Calculate Payments

  Down Payment Interest Rate Term
Model Year201520152015
ModelC-ClassC-ClassA6 / S6
TrimC63 AMGC63 AMG SS6 4.0 TFSI
Body4dr Sedan4dr Sedan4dr Sedan
Base Price $63,900 $71,900 $75,500
Base Invoice $59,427 $66,867 $70,217
AMG Leather Package 2,590    
Multimedia Package 2,690 2,690  
Obstacle detection, rear 970 970  
Driver Assistance Package 2,800 2,800 2,800
Lighting Package 800 800  
Metallic paint (extra cost) 720 720 550
Rear side airbags 420 420 350
Sunshades, second row 380 380  
Sunshade, rear, power 440 440  
Head-up display (HUD) 990 990  
Dual-mode exhaust, switchable 1,250 1,250  
Carbon fiber trim 1,300 1,300 500
Panoramic sunroof 1,480 1,480  
Warm Weather Package     500
AMG Leather Package 2,409    
Multimedia Package 2,502 2,502  
Obstacle detection, rear 902 902  
Driver Assistance Package 2,604 2,604 2,604
Lighting Package 744 744  
Metallic paint (extra cost) 669 669 511
Rear side airbags 391 391 325
Sunshades, second row 353 353  
Sunshade, rear, power 409 409  
Head-up display (HUD) 921 921  
Dual-mode exhaust, switchable 1,163 1,163  
Carbon fiber trim 1,209 1,209 467
Panoramic sunroof 1,376 1,376  
Warm Weather Package     467
Options (change) 16,830 14,240 4,700
Options (change) 15,652 13,243 4,374
Destination 925 925 925
Total Price $81,655 $87,065 $81,125
Total Invoice $76,004 $81,035 $75,516

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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: $1,655
TrueDelta Adjusted Invoice Difference: $1,535
Model Year201520152015
ModelC-ClassC-ClassA6 / S6
TrimC63 AMGC63 AMG SS6 4.0 TFSI
Body4dr Sedan4dr Sedan4dr Sedan
Engine469hp V8503hp V8420hp V8
TransmissionT7T7S7
DrivetrainRWDRWDAWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG
Audio (watts, speakers)590, 13590, 13630, 14
Tire (rear if not all the same)245/40-18245/35-19255/40-19
Total Price$81,655$87,065$81,125
Adjustments for Features0-1,150-1,125
Feature-Adjusted Total Price$81,655$85,915$80,000
Cost Above Minimum$0$4,260$0
Total Invoice$76,004$81,035$75,516
Adjustments for Features0-1,070-1,047
Feature-Adjusted Total Invoice$76,004$79,965$74,469
Cost Above Minimum$0$3,961$0

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

Model Year201520152015
ModelC-ClassC-ClassA6 / S6
TrimC63 AMGC63 AMG SS6 4.0 TFSI
Body4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
7-speed manually-shiftable automatic$1200$1200 
7-speed automated manual  $1200
RWD$0$0 
AWD  $1700
Accessories 
Remote app$25$25 
Remote window/roof operation$15$15 
Brakes, Airbags, and Other Safety 
Around view cameras  $500
Automatic braking, high-speed or partial$200$200 
Blind spot collision prevention$150$150 
Cross-traffic warning, rear$100$100 
Driver drowsiness monitor$150$150 
Knee airbag, passenger  $75
Lane departure prevention  $150
Lane keeping assist$400$400 
Pedestrian detection$50$50 
Rearview camera$200$200 
Rollover sensor  $50
Temporary spare tire  $150
Torque vectoring, brake-based$100$100 
Wide-view front camera  $150
Wide-view rear camera  $0
Cargo Management 
Cargo net  $40
Console with shifter  $150
Console without shifter$150$150 
Overhead sunglass holder$25$25 
Rear seat pass-through  $100
Climate Control 
Rear air vents$100$100 
Rear air vents with automatic controls  $250
Rear dual-zone climate control  $125
Residual heat  $50
Drivetrain 
Active rear differential $500$500
Electronically-variable engine mounts (performance-oriented) $500 
Limited-slip rear differential$300  
Engine / Motor 
Automatic start / stop$150$150 
Raised top speed limiter $0 
Regenerative braking  $0
Exterior 
Painted brake calipers (optional) $0 
Panoramic sunroof$1200$1200 
Rear spoiler$200$200 
Sunroof  $900
Infotainment 
App support$0$0 
Aux input  $50
iPod integration  $100
Navigation map updates, three years$0$0 
SD Card slot$25$25 
SMS text-to-speech reader$25$25 
Telematics service, such as OnStar, with navigation$225$225 
USB port$25$25 
Instruments, Lights, and Mirrors 
Auto-dimming headlights$200$200 
Auto-dimming passenger-side mirror  $75
Boost gauge$75$75 
Chronometer$100$100 
Interior ambient lighting  $150
Interior ambient lighting, configurable$150$150 
Steering-linked headlights$150$150 
Seats and Interior Trim 
Leather door panel trim  $250
Leather-wrapped steering wheel$150 $150
Memory system, passenger seat$150$150 
Power headrest height adjuster, driver seat$50$50 
Power headrest height adjuster, passenger seat$50$50 
Power thigh support length adjuster, driver seat$100$100 
Power thigh support length adjuster, passenger seat$100$100 
Synthetic suede inserts in seating surfaces $450 
Synthetic suede steering wheel $150 
Upholstered instrument panel$300$300 
Suspension, Wheels, and Tires 
Air suspension, auto-leveling and height adjustable  $1000
Crosswind stabilization$50$50 
Suggestive steering$0$0 
Transmission 
Launch control$100$100 
Total Value of Features$6,740$7,890$7,865
Value of Feature Adjustments$0$1,150$1,125
Value of Feature Adjustments0-1,070-1,047

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

Model Year20152015
ModelC-ClassA6 / S6
Body4dr Sedan4dr Sedan
Wheelbase111.8 in114.7 in
Length184.5 in193.9 in
Width71.3 in73.8 in
Height56.8 in57.8 in
Curb Weight3,418 lb.3,727 lb.
Fuel Capacity18.0 gal.19.8 gal.
Row 1 Headroom37.1 in37.2 in
Row 1 Shoulder Room55.3 in57.5 in
Row 1 Legroom41.7 in41.3 in
Row 2 Headroom37.1 in37.8 in
Row 2 Shoulder Room55.0 in56.3 in
Row 2 Legroom35.2 in37.4 in
Cargo Volume12.6 ft314.1 ft3

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Option Package Details
Mercedes-Benz C-Class C63 AMG

AMG Leather Package
FeatureValueRequested?
Upgraded leather upholstery0No
Leather seating surfaces900Yes
Total Requested900100%
Total Not Requested00%
Multimedia Package
FeatureValueRequested?
Rearview camera200Yes
App support0No
Navigation map updates, three years0No
DVD-compatible player0Yes
Media drive15Yes
Traffic + travel information25Yes
Navigation system600Yes
Voice control for nav and audio100Yes
Total Requested940100%
Total Not Requested00%
Driver Assistance Package
FeatureValueRequested?
Rear cross-traffic detection100No
Collision preparation system, rear100Yes
Pedestrian detection50No
Lane keeping assist system400Yes
Blind spot warning system200Yes
Blind spot intervention150No
Lane departure warning system200Yes
Adaptive cruise control, all-speed700Yes
Total Requested160084%
Total Not Requested30016%
Lighting Package
FeatureValueRequested?
Steering-linked headlights150No
Cornering lights50Yes
Auto-dimming headlights200No
LED headlights-500Yes
Total Requested-450450%
Total Not Requested350-350%

Option Package Details
Mercedes-Benz C-Class C63 AMG S

Multimedia Package
FeatureValueRequested?
Rearview camera200Yes
App support0No
Navigation map updates, three years0No
DVD-compatible player0Yes
Media drive15Yes
Traffic + travel information25Yes
Navigation system600Yes
Voice control for nav and audio100Yes
Total Requested940100%
Total Not Requested00%
Driver Assistance Package
FeatureValueRequested?
Rear cross-traffic detection100No
Collision preparation system, rear100Yes
Pedestrian detection50No
Lane keeping assist system400Yes
Blind spot warning system200Yes
Blind spot intervention150No
Lane departure warning system200Yes
Adaptive cruise control, all-speed700Yes
Total Requested160084%
Total Not Requested30016%
Lighting Package
FeatureValueRequested?
Steering-linked headlights150No
Cornering lights50Yes
Auto-dimming headlights200No
LED headlights-500Yes
Total Requested-450450%
Total Not Requested350-350%

Option Package Details
Audi A6 / S6 S6 4.0 TFSI

Warm Weather Package
FeatureValueRequested?
Sunshades, second row125Yes
Sunshade, rear, power225Yes
Total Requested350100%
Total Not Requested00%
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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