Audi A6 / S6 Audi A6 / S6 2015 Mercedes-Benz CLS Mercedes-Benz CLS 2008

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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: $82,825

Audi A6 / S6 S6 4.0 TFSI   
Difference: $20,290

Lowest Total Invoice: $77,095

Audi A6 / S6 S6 4.0 TFSI   
Difference: $19,046

Calculate Payments

  Down Payment Interest Rate Term
Model Year20152008
ModelA6 / S6CLS
TrimS6 4.0 TFSICLS63 AMG
Body4dr Sedan4dr Sedan
Base Price $75,500 $93,550
Base Invoice $70,217 $87,002
Comfort Seating Package 2,000  
Warm Weather Package 500  
Metallic paint (extra cost) 550  
Rear side airbags 350  
Synthetic suede headliner 3,000  
Obstacle detection, rear   1,120
Premium Package 2   4,035
Voice control for nav and audio   510
iPod integration   425
Comfort Seating Package 1,860  
Warm Weather Package 467  
Metallic paint (extra cost) 511  
Rear side airbags 325  
Synthetic suede headliner 2,790  
Obstacle detection, rear   1,042
Premium Package 2   3,753
Voice control for nav and audio   474
iPod integration   395
Options (change) 6,400 6,090
Options (change) 5,953 5,664
Destination 925 875
Gas Tax 0 2,600
Total Price $82,825 $103,115
Total Invoice $77,095 $96,141

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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: $23,705
TrueDelta Adjusted Invoice Difference: $22,225
Model Year20152008
ModelA6 / S6CLS
TrimS6 4.0 TFSICLS63 AMG
Body4dr Sedan4dr Sedan
Engine420hp V8507hp V8
TransmissionS7T7
DrivetrainAWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG
Audio (watts, speakers)630, 14480, 13
Tire (rear if not all the same)255/40-19255/35-19
Total Price$82,825$103,115
Adjustments for Features-3,4150
Feature-Adjusted Total Price$79,410$103,115
Total Invoice$77,095$96,141
Adjustments for Features-3,1790
Feature-Adjusted Total Invoice$73,916$96,141

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

Model Year20152008
ModelA6 / S6CLS
TrimS6 4.0 TFSICLS63 AMG
Body4dr Sedan4dr Sedan
Transmission and Drivetrain 
7-speed automated manual$1200 
7-speed manually-shiftable automatic $1200
AWD$1700 
RWD $0
Accessories 
Power trunk closer $350
Remote window/roof operation $15
Sunshades, second row$125 
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats $0
Blind spot warning system$200 
Brake- or yaw-sensor-initiated collision preparation system $0
Collision preparation system, rear$100 
Knee airbag, passenger$75 
Rearview camera$200 
Cargo Management 
Air-conditioned storage compartment $50
Cargo net$40 
Rear seat pass-through$100 
Second-row low console $100
Drivetrain 
Active rear differential$500 
Engine / Motor 
Dual-mode exhaust, switchable$500 
Regenerative braking$0 
Exterior 
Bright-finished exhaust tip(s)$25 
Infotainment 
Bluetooth audio streaming$25 
CD changer, in-dash $325
CD player$125 
DVD-compatible player$0 
Handwriting recognition$200 
HD radio$50 
In-vehicle Internet$150 
Media drive$15 
Telematics service, such as OnStar $200
Traffic + travel information$25 
Wi-Fi hotspot$50 
Instruments, Lights, and Mirrors 
Auto-dimming passenger-side mirror$75 
Chronometer $100
Compass$0 
Cornering lights$50 
Fog lights $125
Head-up display (HUD)$350 
Headlight washers $50
LED headlights$1000 
Power-folding mirrors$50 
Steering-linked headlights $150
Xenon HID headlights $500
Seats and Interior Trim 
Door sill trim plates $100
Folding second row seats$300 
Illuminated door sill trim plates$200 
Leather-wrapped steering wheel$150 
Power headrest height adjuster, driver seat $50
Power headrest height adjuster, passenger seat $50
Power thigh bolsters, driver seat$100 
Power thigh bolsters, passenger seat$100 
Power-folding headrests, second row seats $50
Synthetic suede inserts in leather seating surfaces $0
Synthetic suede steering wheel $150
Upholstered instrument panel, leather $1000
Suspension, Wheels, and Tires 
Electronic systems calibration selector$200 
Total Value of Features$7,980$4,565
Value of Feature Adjustments$3,415$0
Value of Feature Adjustments-3,1790

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

Model Year20152008
ModelA6 / S6CLS
Body4dr Sedan4dr Sedan
Wheelbase114.7 in112.4 in
Length193.9 in193.0 in
Width73.8 in73.7 in
Height57.8 in54.7 in
Curb Weight3,727 lb.3,993 lb.
Fuel Capacity19.8 gal.21.1 gal.
Row 1 Headroom37.2 in36.9 in
Row 1 Shoulder Room57.5 in56.2 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 in56.0 in
Row 2 Hip Room0.0 in57.6 in
Row 2 Legroom37.4 in35.0 in
Cargo Volume14.1 ft315.8 ft3

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Option Package Details
Audi A6 / S6 S6 4.0 TFSI

Comfort Seating Package
FeatureValueRequested?
Cooled or ventilated front seats300Yes
Power thigh support adjuster, driver seat100Yes
Power thigh bolsters, driver seat100No
Power seatback bolsters, driver seat100Yes
Power thigh support adjuster, passenger seat100Yes
Power thigh bolsters, passenger seat100No
Power seatback bolsters, passenger seat100Yes
Memory system, passenger seat150Yes
Massage, driver seat100Yes
Massage, passenger seat100Yes
Total Requested105084%
Total Not Requested20016%
Warm Weather Package
FeatureValueRequested?
Sunshades, second row125No
Sunshade, rear, power225Yes
Total Requested22564%
Total Not Requested12536%

Option Package Details
Mercedes-Benz CLS CLS63 AMG

Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150Yes
Total Requested400100%
Total Not Requested00%
Premium Package 2
FeatureValueRequested?
Steering-linked headlights150No
Xenon HID headlights500Yes
Headlight washers50No
Proximity key250Yes
Sunshade, rear, power225Yes
Bluetooth cell phone link100Yes
Power decklid350No
Navigation system600Yes
Cooled or ventilated front seats300Yes
Total Requested197578%
Total Not Requested55022%

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