Mercedes-Benz CLS Mercedes-Benz CLS 2006 Audi A6 / S6 Audi A6 / S6 2018

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

Lowest Total Price: $76,150

Audi A6 / S6 S6 4.0 TFSI   
Difference: $20,014

Lowest Total Invoice: $70,892

Audi A6 / S6 S6 4.0 TFSI   
Difference: $18,714

Calculate Payments

  Down Payment Interest Rate Term
Model Year20062018
ModelCLSA6 / S6
TrimCLS55 AMGS6 4.0 TFSI
Body4dr Sedan4dr Sedan
Base Price $86,600 $71,900
Base Invoice $80,538 $66,868
Obstacle detection, rear 1,100  
Lighting Package 1,220  
Comfort Package 1,750  
Proximity key 1,080  
Satellite radio 699  
Navigation system 1,240  
Comfort Seating Package   1,850
Metallic paint (extra cost)   575
Rear side airbags   350
Sunshade, rear, power   500
Obstacle detection, rear 1,023  
Lighting Package 1,135  
Comfort Package 1,628  
Proximity key 1,004  
Satellite radio 650  
Navigation system 1,153  
Comfort Seating Package   1,722
Metallic paint (extra cost)   536
Rear side airbags   325
Sunshade, rear, power   466
Options (change) 7,089 3,275
Options (change) 6,593 3,049
Destination 775 975
Gas Tax 1,700 0
Total Price $96,164 $76,150
Total Invoice $89,606 $70,892

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

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

Lowest Adjusted Price and Invoice: Audi A6 / S6 S6 4.0 TFSI
TrueDelta Adjusted Price Difference: $23,504
TrueDelta Adjusted Invoice Difference: $21,963
Model Year20062018
ModelCLSA6 / S6
TrimCLS55 AMGS6 4.0 TFSI
Body4dr Sedan4dr Sedan
Engine469hp V8450hp V8
TransmissionT5S7
DrivetrainRWDAWD
EPA Fuel Economy (city/highway)14/20 MPG16/24 MPG
Audio (watts, speakers)480, 13630, 14
Tire (rear if not all the same)255/35-19255/35-20
Total Price$96,164$76,150
Adjustments for Features0-3,490
Feature-Adjusted Total Price$96,164$72,660
Total Invoice$89,606$70,892
Adjustments for Features0-3,249
Feature-Adjusted Total Invoice$89,606$67,643

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

Model Year20062018
ModelCLSA6 / S6
TrimCLS55 AMGS6 4.0 TFSI
Body4dr Sedan4dr Sedan
Transmission and Drivetrain 
5-speed manually-shiftable automatic$1000 
7-speed automated manual $1200
RWD$0 
AWD $1700
Accessories 
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
Collision preparation system, rear $100
Knee airbag, passenger $75
Rearview camera $200
Secondary collision brake assist $25
Tire-pressure monitor $75
Cargo Management 
Air-conditioned storage compartment$50 
Cargo net $40
Rear seat pass-through $100
Second-row low console$100 
Engine / Motor 
Automatic start / stop $150
Dual-mode exhaust, switchable $500
Regenerative braking $0
Exterior 
Body kit$0 
Bright-finished exhaust tip(s) $25
Laminated front side windows $200
Infotainment 
4G LTE connectivity $0
Android Auto support $100
Apple CarPlay support $100
Aux input $50
Bluetooth audio streaming $25
Bluetooth cell phone link $100
DVD-compatible player $0
Handwriting recognition $200
HD radio $50
In-vehicle Internet $150
Media drive $15
MP3-compatible player $50
Telematics service, such as OnStar$200 
Traffic + travel information $25
Voice control for nav and audio $100
Wi-Fi hotspot $50
Instruments, Lights, and Mirrors 
Analog clock$25 
Auto-dimming passenger-side mirror $75
Compass $0
Fog lights$125 
Headlight washers$50 
LED headlights $1000
Power-folding mirrors $50
Steering-linked headlights$150 
Xenon HID headlights$500 
Seats and Interior Trim 
Automatic seat bolsters, driver$300 
Automatic seat bolsters, front passenger$300 
Folding second row seats $300
Illuminated door sill trim plates $200
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-folding headrests, second row seats$50 
Synthetic suede inserts in leather seating surfaces$0 
Upholstered instrument panel, leather$1000 
Suspension, Wheels, and Tires 
Adaptive dampers - electrical$500 
Electronic systems calibration selector $200
Total Value of Features$4,465$7,955
Value of Feature Adjustments$0$3,490
Value of Feature Adjustments0-3,249

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

Model Year20062018
ModelCLSA6 / S6
Body4dr Sedan4dr Sedan
Wheelbase112.4 in114.6 in
Length193.0 in194.2 in
Width73.7 in73.8 in
Height54.7 in57.8 in
Curb Weight4,069 lb.4,398 lb.
Fuel Capacity21.1 gal.19.8 gal.
Row 1 Headroom36.9 in37.2 in
Row 1 Shoulder Room56.2 in57.5 in
Row 1 Hip Room58.0 in0.0 in
Row 1 Legroom42.1 in41.3 in
Row 2 Headroom36.1 in37.8 in
Row 2 Shoulder Room56.0 in56.3 in
Row 2 Hip Room57.6 in0.0 in
Row 2 Legroom35.0 in37.4 in
Cargo Volume15.8 ft314.1 ft3

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Option Package Details
Mercedes-Benz CLS CLS55 AMG

Lighting Package
FeatureValueRequested?
Steering-linked headlights150No
Xenon HID headlights500Yes
Headlight washers50No
Total Requested50071%
Total Not Requested20029%
Comfort Package
FeatureValueRequested?
Cooled or ventilated front seats300Yes
Automatic seat bolsters, driver200No
Automatic seat bolsters, front passenger200No
Sunshade, rear, power225Yes
Total Requested52557%
Total Not Requested40043%

Option Package Details
Audi A6 / S6 S6 4.0 TFSI

Sunshade, rear, power
FeatureValueRequested?
Sunshade, rear, power225Yes
Sunshades, second row125No
Total Requested22564%
Total Not Requested12536%
Comfort Seating Package
FeatureValueRequested?
Cooled or ventilated front seats300Yes
Power thigh support length adjuster, driver seat100Yes
Power thigh bolsters, driver seat100No
Power seatback bolsters, driver seat100Yes
Power thigh support length 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%

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