Audi A6 / S6 Audi A6 / S6 2014 Mercedes-Benz CLS Mercedes-Benz CLS 2015

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Audi A6 / S6 vs. Mercedes-Benz CLS 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 CLS Invoice Comparison

Lowest Total Price: $85,845

Audi A6 / S6 S6 4.0 TFSI   
Difference: $32,445

Lowest Total Invoice: $79,906

Audi A6 / S6 S6 4.0 TFSI   
Difference: $30,169

Calculate Payments

  Down Payment Interest Rate Term
Model Year20142015
ModelA6 / S6CLS
TrimS6 4.0 TFSICLS63 AMG S
Body4dr Sedan4dr Sedan
Base Price $73,400 $106,550
Base Invoice $68,262 $99,092
Driver Assistance Package 2,800 2,800
Comfort Seating Package 2,000  
Cold Weather Package 500  
Metallic paint (extra cost) 500  
LED headlights 1,400  
Rear side airbags 350  
Carbon fiber trim 500 2,850
Sunshade, rear, power 500  
Synthetic suede headliner 3,000  
Premium Package   3,740
Heated second row seats   625
Around view cameras   800
Driver Assistance Package 2,604 2,604
Comfort Seating Package 1,860  
Cold Weather Package 467  
Metallic paint (extra cost) 467  
LED headlights 1,302  
Rear side airbags 325  
Carbon fiber trim 467 2,651
Sunshade, rear, power 467  
Synthetic suede headliner 2,790  
Premium Package   3,478
Heated second row seats   581
Around view cameras   744
Options (change) 11,550 10,815
Options (change) 10,749 10,058
Destination 895 925
Total Price $85,845 $118,290
Total Invoice $79,906 $110,075

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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 Audi A6 / S6 dealer quotes or Mercedes-Benz CLS dealer quotes from dealers using our car quote form.

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

Lowest Adjusted Price and Invoice: Audi A6 / S6 S6 4.0 TFSI
TrueDelta Adjusted Price Difference: $30,895
TrueDelta Adjusted Invoice Difference: $28,727
Model Year20142015
ModelA6 / S6CLS
TrimS6 4.0 TFSICLS63 AMG S
Body4dr Sedan4dr Sedan
Engine420hp V8577hp V8
TransmissionS7T7
DrivetrainAWDAWD
EPA Fuel Economy (city/highway)/ MPG/ MPG
Audio (watts, speakers)630, 14610, 14
Tire (rear if not all the same)255/40-19255/35-19
Total Price$85,845$118,290
Adjustments for Features0-1,550
Feature-Adjusted Total Price$85,845$116,740
Total Invoice$79,906$110,075
Adjustments for Features0-1,442
Feature-Adjusted Total Invoice$79,906$108,633

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

Model Year20142015
ModelA6 / S6CLS
TrimS6 4.0 TFSICLS63 AMG S
Body4dr Sedan4dr Sedan
Transmission and Drivetrain 
7-speed automated manual$1200 
7-speed manually-shiftable automatic $1200
AWD$1700$1700
Accessories 
Heated steering wheel$100 
Power trunk closer $350
Remote app $25
Remote window/roof operation $15
Semi-automated parking system $500
Sunshades, second row$125 
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats $0
Automatic braking, high-speed or partial $200
Blind spot collision prevention $150
Cross-traffic warning, rear $100
Driver drowsiness monitor $150
Lane departure prevention$150 
Lane keeping assist $400
Pedestrian detection $50
Torque vectoring, brake-based $100
Wide-view front camera$150 
Wide-view rear camera$0 
Cargo Management 
Air-conditioned storage compartment $50
Cargo net$40 
Rear seat pass-through$100 
Second-row low console $100
Climate Control 
Dual-zone climate control$125 
Rear air vents $100
Rear air vents with automatic controls$250 
Rear dual-zone climate control$125 
Drivetrain 
Active rear differential$500 
Limited-slip rear differential $300
Engine / Motor 
Automatic start / stop $150
Dual-mode exhaust, switchable$500 
Raised top speed limiter $0
Regenerative braking$0 
Exterior 
Painted brake calipers (optional) $0
Rear spoiler $200
Infotainment 
App support $0
CD changer, in-dash $325
CD player$125 
Handwriting recognition$200 
iPod integration$100 
Navigation map updates, three years $0
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 
Adaptive headlights $200
Auto-dimming headlights $200
Auto-dimming passenger-side mirror$75 
Chronometer $100
Headlight washers $50
Interior ambient lighting$150 
Interior ambient lighting, configurable $150
Steering-linked headlights$150 
Seats and Interior Trim 
Automatic seat bolsters, driver $300
Leather-wrapped steering wheel$150 
Massage, passenger seat$100 
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 thigh bolsters, driver seat$100 
Power thigh bolsters, passenger seat$100 
Power thigh support length adjuster, passenger seat$100 
Power-folding headrests, second row seats $50
Synthetic suede steering wheel $150
Upholstered instrument panel, leather $1000
Suspension, Wheels, and Tires 
Air suspension, auto-leveling and height adjustable$1000 
Rear air springs, auto-leveling $350
Sport suspension (upgrade)$0 
Ultra-sport suspension (upgrade) $0
Transmission 
Launch control $100
Total Value of Features$7,665$9,215
Value of Feature Adjustments$0$1,550
Value of Feature Adjustments0-1,442

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

Model Year20142015
ModelA6 / S6CLS
Body4dr Sedan4dr Sedan
Wheelbase114.7 in113.2 in
Length193.9 in194.5 in
Width73.8 in74.1 in
Height57.8 in55.8 in
Curb Weight3,727 lb.4,035 lb.
Fuel Capacity19.8 gal.21.1 gal.
Row 1 Headroom37.2 in36.9 in
Row 1 Shoulder Room57.5 in57.1 in
Row 1 Hip Room0.0 in58.0 in
Row 1 Legroom41.3 in42.1 in
Row 2 Headroom37.8 in36.1 in
Row 2 Shoulder Room56.3 in56.5 in
Row 2 Hip Room0.0 in57.6 in
Row 2 Legroom37.4 in35.0 in
Cargo Volume14.1 ft315.3 ft3

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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 cameras300Yes
Automatic braking, low-speed200Yes
Forward collision alert200Yes
Wide-view front camera150No
Wide-view rear camera0No
Total Requested175092%
Total Not Requested1508%
Comfort Seating Package
FeatureValueRequested?
Cooled or ventilated front seats300Yes
Power thigh support adjuster, driver seat100Yes
Power thigh bolsters, driver seat100No
Power seatback bolsters, driver100Yes
Power thigh support adjuster, passenger seat100No
Power thigh bolsters, passenger seat100No
Power seatback bolsters, passenger seat100No
Memory system, passenger seat150Yes
Massage, driver seat100Yes
Massage, passenger seat100No
Total Requested75060%
Total Not Requested50040%
Cold Weather Package
FeatureValueRequested?
Heated second row seats200Yes
Heated steering wheel100No
Total Requested20067%
Total Not Requested10033%

Option Package Details
Mercedes-Benz CLS CLS63 AMG S

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
Blind spot intervention150No
Total Requested160084%
Total Not Requested30016%
Premium Package
FeatureValueRequested?
Cooled or ventilated front seats300Yes
Rearview camera200Yes
Power decklid350No
Proximity key250Yes
Power-folding mirrors50Yes
Power thigh support adjuster, driver seat100Yes
Automatic seat bolsters, driver300No
Massage, driver seat100Yes
Total Requested100061%
Total Not Requested65039%

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