Audi A6 / S6 Audi A6 / S6 2018 Mercedes-Benz C-Class Mercedes-Benz C-Class 2014

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

Lowest Total Price: $52,375

Mercedes-Benz C-Class C250 Sport   
Difference: $13,225

Lowest Total Invoice: $48,776

Mercedes-Benz C-Class C250 Sport   
Difference: $12,302

Calculate Payments

  Down Payment Interest Rate Term
Model Year20182018201420142014
ModelA6 / S6A6 / S6C-ClassC-ClassC-Class
TrimA6 3.0TS6 4.0 TFSIC250 SportC300 SportC350 Sport
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Base Price $58,700 $71,900 $35,800 $39,400 $42,100
Base Invoice $54,592 $66,868 $33,294 $36,642 $39,153
Competition Package 3,000        
Driver Assistance Package 2,000 2,000 2,950 2,950 2,950
Metallic paint (extra cost) 575 575 720 720 720
Rear side airbags 350 350 420 420 420
Sunshade, rear, power   500 440 440 440
Lighting Package     1,390 1,390 1,390
Multimedia Package     2,860 2,860 2,860
Leather Package     1,750 1,750 1,750
Premium 1 Package     2,500 2,500  
Obstacle detection, rear     970 970 970
Special order charge     250 250 250
Proximity key     650 650 650
Illuminated door sill trim plates     750 750 750
Wood trim         0
Competition Package 2,790        
Driver Assistance Package 1,860 1,860 2,744 2,744 2,744
Metallic paint (extra cost) 536 536 669 669 669
Rear side airbags 325 325 391 391 391
Sunshade, rear, power   466 409 409 409
Lighting Package     1,293 1,293 1,293
Multimedia Package     2,660 2,660 2,660
Leather Package     1,628 1,628 1,628
Premium 1 Package     2,325 2,325  
Obstacle detection, rear     902 902 902
Special order charge     233 233 233
Proximity key     605 605 605
Illuminated door sill trim plates     698 698 698
Wood trim         0
Options (change) 5,925 3,425 15,650 15,650 13,150
Options (change) 5,511 3,187 14,557 14,557 12,232
Destination 975 975 925 925 925
Total Price $65,600 $76,300 $52,375 $55,975 $56,175
Total Invoice $61,078 $71,030 $48,776 $52,124 $52,310

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

Lowest Adjusted Price and Invoice: Mercedes-Benz C-Class C250 Sport
TrueDelta Adjusted Price Difference: $10,475
TrueDelta Adjusted Invoice Difference: $9,742
Model Year20182018201420142014
ModelA6 / S6A6 / S6C-ClassC-ClassC-Class
TrimA6 3.0TS6 4.0 TFSIC250 SportC300 SportC350 Sport
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Engine340hp V6450hp V8201hp I4248hp V6302hp V6
TransmissionT8S7T7T7T7
DrivetrainAWDAWDRWDAWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)630, 14630, 14450, 12450, 12450, 12
Tire (rear if not all the same)255/35-20255/35-20225/45-17225/45-17225/40-18
Total Price$65,600$76,300$52,375$55,975$56,175
Adjustments for Features-2,750-4,2000-1,850-550
Feature-Adjusted Total Price$62,850$72,100$52,375$54,125$55,625
Cost Above Minimum$0$9,250$0$1,750$3,250
Total Invoice$61,078$71,030$48,776$52,124$52,310
Adjustments for Features-2,560-3,9100-1,723-512
Feature-Adjusted Total Invoice$58,518$67,120$48,776$50,401$51,798
Cost Above Minimum$0$8,602$0$1,625$3,022

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

Model Year20182018201420142014
ModelA6 / S6A6 / S6C-ClassC-ClassC-Class
TrimA6 3.0TS6 4.0 TFSIC250 SportC300 SportC350 Sport
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
8-speed manually-shiftable automatic$1300    
7-speed automated manual $1200   
7-speed manually-shiftable automatic  $1200$1200$1200
AWD$1700$1700 $1700 
RWD  $0 $0
Accessories 
Parking guidance system - passive  $250$250$250
Remote app  $25$25$25
Remote window/roof operation  $15$15$15
Sunshade, rear, power $225$225$225$225
Sunshades, second row $125   
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats  $0$0$0
Automatic braking, high-speed or partial  $200$200$200
Blind spot collision prevention  $150$150$150
Collision preparation system, rear$100$100   
Driver drowsiness monitor  $150$150$150
Knee airbag, passenger$100$100   
Lane departure prevention  $150$150$150
Lane departure prevention, steering-based$200$200   
Rollover sensor$50$50   
Secondary collision brake assist$25$25   
Cargo Management 
Cargo net$40$40   
Rear seat pass-through$100$100   
Climate Control and Infotainment 
4G LTE connectivity$50$50   
Android Auto support$100$100   
App support  $100$100$100
Apple CarPlay support$100$100   
CD changer, in-dash  $325$325$325
CD player$125$125   
Handwriting recognition$200$200   
Rear air vents  $100$100$100
Rear air vents with automatic controls$250$250   
Rear dual-zone climate control$125$125   
Residual heat$50$50   
SMS text-to-speech reader  $25$25$25
Telematics service, such as OnStar, with navigation  $325$325$325
Wi-Fi hotspot$50$50   
Exterior 
Black exterior trim (optional)$0    
Body kit  $0$0$0
Laminated front side windows$200$200   
Painted brake calipers (optional)$0    
Rear spoiler    $200
Instruments, Lights, and Mirrors 
Auto-dimming passenger-side mirror$75$75   
Headlight washers  $50$50$50
Interior ambient lighting$150$150   
LED headlights$1000$1000   
Power-folding mirrors$50$50   
Steering-linked headlights  $150$150$150
Xenon HID headlights  $500$500$500
Powertrain 
Active rear differential$500    
Automatic start / stop$150$150 $150$150
Dual-mode exhaust, switchable $500   
Regenerative braking$0$0   
Steering-wheel-mounted transmission controls$100$100   
Seats and Interior Trim 
Aluminum trim$100 $100$100 
Memory system, passenger seat  $150$150$150
Power headrest height adjuster, driver seat  $50$50$50
Power headrest height adjuster, passenger seat  $50$50$50
Power-folding headrests, second row seats  $50$50$50
Wood trim $300  $300
Suspension, Wheels, and Tires 
Adaptive dampers - mechanical  $100$100$100
Air suspension, auto-leveling and height adjustable $1000   
Electronic systems calibration selector$200$200   
Total Value of Features$7,190$8,640$4,440$6,290$4,990
Value of Feature Adjustments$2,750$4,200$0$1,850$550
Value of Feature Adjustments-2,560-3,9100-1,723-512

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

Model Year20182014
ModelA6 / S6C-Class
Body4dr Sedan4dr Sedan
Wheelbase114.6 in108.7 in
Length194.2 in180.7 in
Width73.8 in69.7 in
Height57.8 in56.3 in
Curb Weight3,804 lb.3,429 lb.
Fuel Capacity19.8 gal.17.4 gal.
Row 1 Headroom37.2 in37.1 in
Row 1 Shoulder Room57.5 in54.7 in
Row 1 Hip Room0.0 in52.3 in
Row 1 Legroom41.3 in41.7 in
Row 2 Headroom37.8 in36.9 in
Row 2 Shoulder Room56.3 in55.0 in
Row 2 Hip Room0.0 in54.9 in
Row 2 Legroom37.4 in33.4 in
Cargo Volume14.1 ft312.4 ft3

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Option Package Details
Audi A6 / S6 A6 3.0T

Competition Package
FeatureValueRequested?
Front sport buckets100Yes
Aluminum trim100No
Active rear differential500No
Painted brake calipers (optional)0No
255/35YR20 tires400No
Sport suspension (upgrade)250Yes
Upgraded leather upholstery0No
Power 4-way lumbar adjuster, passenger seat150Yes
Metal pedals75Yes
Dark-colored headliner (optional)0No
Leather door panel trim250Yes
Black exterior trim (optional)0No
Total Requested82545%
Total Not Requested100055%
Driver Assistance Package
FeatureValueRequested?
Auto-dimming headlights200Yes
Radar- or camera-based collision preparation system100Yes
Lane departure warning200Yes
Adaptive cruise control, all-speed750Yes
Automatic braking, low-speed200Yes
Forward collision warning200Yes
Lane departure prevention, steering-based200No
Total Requested165089%
Total Not Requested20011%

Option Package Details
Audi A6 / S6 S6 4.0 TFSI

Driver Assistance Package
FeatureValueRequested?
Auto-dimming headlights200Yes
Radar- or camera-based collision preparation system100Yes
Lane departure warning200Yes
Adaptive cruise control, all-speed750Yes
Automatic braking, low-speed200Yes
Forward collision warning200Yes
Lane departure prevention, steering-based200No
Total Requested165089%
Total Not Requested20011%

Option Package Details
Mercedes-Benz C-Class C250 Sport

Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear300Yes
Obstacle detection, front200Yes
Parking guidance system - passive250No
Total Requested50067%
Total Not Requested25033%
Lighting Package
FeatureValueRequested?
Steering-linked headlights150No
Xenon HID headlights500Yes
Headlight washers50No
Auto-dimming headlights200Yes
Total Requested70078%
Total Not Requested20022%
Multimedia Package
FeatureValueRequested?
Rearview camera200Yes
SD Card slot25Yes
In-vehicle Internet150Yes
App support100No
CD changer, in-dash200No
DVD-compatible player0Yes
Media drive, large15Yes
Traffic + travel information25Yes
Navigation system600Yes
Voice control for nav and audio100Yes
Total Requested111579%
Total Not Requested30021%
Leather Package
FeatureValueRequested?
Leather seating surfaces900Yes
Power headrest height adjuster, passenger seat50No
Power 4-way lumbar adjuster, passenger seat100Yes
Memory system, passenger seat150No
Upholstered door panels, leather250Yes
Total Requested125086%
Total Not Requested20014%
Premium 1 Package
FeatureValueRequested?
Heated front seats200Yes
Satellite radio200Yes
Surround sound250Yes
iPod integration100Yes
Harman/Kardon, 450W, 12 speakers (with subwoofer)350No
Memory system, driver seat200Yes
Tilt/telescoping steering wheel, power100Yes
Power headrest height adjuster, driver seat50No
Power 4-way lumbar adjuster, driver seat100Yes
Total Requested115074%
Total Not Requested40026%
Driver Assistance Package
FeatureValueRequested?
Radar- or camera-based collision preparation system100Yes
Lane departure warning system200Yes
Adaptive cruise control, all-speed750Yes
Blind spot warning system200Yes
Lane departure prevention system150Yes
Automatic braking, low-speed200Yes
Automatic braking, high-speed200No
Forward collision alert200Yes
Blind spot intervention150No
Total Requested180084%
Total Not Requested35016%

Option Package Details
Mercedes-Benz C-Class C300 Sport

Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear300Yes
Obstacle detection, front200Yes
Parking guidance system - passive250No
Total Requested50067%
Total Not Requested25033%
Lighting Package
FeatureValueRequested?
Steering-linked headlights150No
Xenon HID headlights500Yes
Headlight washers50No
Auto-dimming headlights200Yes
Total Requested70078%
Total Not Requested20022%
Multimedia Package
FeatureValueRequested?
Rearview camera200Yes
SD Card slot25Yes
In-vehicle Internet150Yes
App support100No
CD changer, in-dash200No
DVD-compatible player0Yes
Media drive, large15Yes
Traffic + travel information25Yes
Navigation system600Yes
Voice control for nav and audio100Yes
Total Requested111579%
Total Not Requested30021%
Leather Package
FeatureValueRequested?
Leather seating surfaces900Yes
Power headrest height adjuster, passenger seat50No
Power 4-way lumbar adjuster, passenger seat100Yes
Memory system, passenger seat150No
Upholstered door panels, leather250Yes
Total Requested125086%
Total Not Requested20014%
Premium 1 Package
FeatureValueRequested?
Heated front seats200Yes
Satellite radio200Yes
Surround sound250Yes
iPod integration100Yes
Harman/Kardon, 450W, 12 speakers (with subwoofer)350No
Memory system, driver seat200Yes
Tilt/telescoping steering wheel, power100Yes
Power headrest height adjuster, driver seat50No
Power 4-way lumbar adjuster, driver seat100Yes
Total Requested115074%
Total Not Requested40026%
Driver Assistance Package
FeatureValueRequested?
Radar- or camera-based collision preparation system100Yes
Lane departure warning system200Yes
Adaptive cruise control, all-speed750Yes
Blind spot warning system200Yes
Lane departure prevention system150Yes
Automatic braking, low-speed200Yes
Automatic braking, high-speed200No
Forward collision alert200Yes
Blind spot intervention150No
Total Requested180084%
Total Not Requested35016%

Option Package Details
Mercedes-Benz C-Class C350 Sport

Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear300Yes
Obstacle detection, front200Yes
Parking guidance system - passive250No
Total Requested50067%
Total Not Requested25033%
Lighting Package
FeatureValueRequested?
Steering-linked headlights150No
Xenon HID headlights500Yes
Headlight washers50No
Auto-dimming headlights200Yes
Total Requested70078%
Total Not Requested20022%
Multimedia Package
FeatureValueRequested?
Rearview camera200Yes
SD Card slot25Yes
In-vehicle Internet150Yes
App support100No
CD changer, in-dash200No
DVD-compatible player0Yes
Media drive, large15Yes
Traffic + travel information25Yes
Navigation system600Yes
Voice control for nav and audio100Yes
Total Requested111579%
Total Not Requested30021%
Leather Package
FeatureValueRequested?
Leather seating surfaces900Yes
Power headrest height adjuster, passenger seat50No
Power 4-way lumbar adjuster, passenger seat100Yes
Memory system, passenger seat150No
Upholstered door panels, leather250Yes
Total Requested125086%
Total Not Requested20014%
Driver Assistance Package
FeatureValueRequested?
Radar- or camera-based collision preparation system100Yes
Lane departure warning system200Yes
Adaptive cruise control, all-speed750Yes
Blind spot warning system200Yes
Lane departure prevention system150Yes
Automatic braking, low-speed200Yes
Automatic braking, high-speed200No
Forward collision alert200Yes
Blind spot intervention150No
Total Requested180084%
Total Not Requested35016%

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