Mercedes-Benz C-Class Mercedes-Benz C-Class 2006 Audi A6 Audi A6 2006
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Mercedes-Benz C-Class vs. Audi A6 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 Invoice Comparison

Lowest Total Price: $57,540

Audi A6 4.2   
Difference: $5,640

Lowest Total Invoice: $53,055

Audi A6 4.2   
Difference: $5,848

Calculate Payments

  Down Payment Interest Rate Term
Model Year20062006
ModelC-ClassA6
TrimC554.2
Body4dr Sedan4dr Sedan
Base Price $54,450 $53,770
Base Invoice $50,639 $49,559
Premium Package 925  
Metallic paint (extra cost) 690  
Bluetooth cell phone link 765  
Wood trim 775  
Xenon HID headlights 790  
Satellite radio 500  
Navigation system 2,210 1,800
Rear side airbags   350
Front sport buckets   500
Sunshade, rear, power   400
Premium Package 860  
Metallic paint (extra cost) 642  
Bluetooth cell phone link 711  
Wood trim 721  
Xenon HID headlights 735  
Satellite radio 465  
Navigation system 2,055 1,638
Rear side airbags   319
Front sport buckets   455
Sunshade, rear, power   364
Options (change) 6,655 3,050
Options (change) 6,189 2,776
Destination 775 720
Gas Tax 1,300 0
Total Price $63,180 $57,540
Total Invoice $58,903 $53,055

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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

Want to find out how much dealers are willing to discount these cars?

Request free, no-obligation Mercedes-Benz C-Class dealer quotes or Audi A6 dealer quotes from dealers using our car quote form.

The process is easy and takes just a minute or two. You'll receive price quotes from local approved dealers within 48 hours.

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

Lowest Adjusted Price and Invoice: Audi A6 4.2
TrueDelta Adjusted Price Difference: $7,265
TrueDelta Adjusted Invoice Difference: $7,346
Model Year20062006
ModelC-ClassA6
TrimC554.2
Body4dr Sedan4dr Sedan
Engine362hp V8335hp V8
TransmissionT5T6
DrivetrainRWDAWD
EPA Fuel Economy (city/highway)17/22 MPG17/23 MPG
Audio (watts, speakers)320, 12330, 13
Tire (rear if not all the same)225/40-18245/45-17
Total Price$63,180$57,540
Adjustments for Features0-1,625
Feature-Adjusted Total Price$63,180$55,915
Total Invoice$58,903$53,055
Adjustments for Features0-1,498
Feature-Adjusted Total Invoice$58,903$51,557

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

Model Year20062006
ModelC-ClassA6
TrimC554.2
Body4dr Sedan4dr Sedan
Transmission and Drivetrain 
5-speed manually-shiftable automatic$1000 
6-speed manually-shiftable automatic $1100
RWD$0 
AWD $1700
Accessories 
Remote window/roof operation$15 
Sunshades, second row $125
Brakes, Airbags, and Other Safety 
Tire-pressure monitor $75
Cargo Management 
Cargo net $40
Rear seat pass-through$100 
Storage compartment under front seat(s) $50
Climate Control 
Residual heat $50
Exterior 
Body kit$0 
Rear spoiler$200 
Infotainment 
CD player$125 
MP3-compatible player$50 
Telematics service, such as OnStar$200 
Instruments, Lights, and Mirrors 
Auto-dimming passenger-side mirror $75
Compass $0
Headlight washers$50 
Power-folding mirrors $50
Steering-linked headlights $150
Seats and Interior Trim 
Aluminum trim$100 
Manual lumbar adjuster, driver seat$50 
Manual thigh support length adjuster, driver seat $50
Manual tilt adjuster, passenger seat$50 
Memory system, passenger seat$150 
Power 4-way lumbar adjuster, driver seat $150
Power 4-way lumbar adjuster, passenger seat $150
Power headrest height adjuster, driver seat$50 
Power headrest height adjuster, passenger seat$50 
Power tilt adjuster, passenger seat $100
Power-folding headrests, second row seats$50 
Suspension, Wheels, and Tires 
Ultra-sport suspension (upgrade)$0 
Total Value of Features$2,240$3,865
Value of Feature Adjustments$0$1,625
Value of Feature Adjustments0-1,498

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See a complete comparison of Mercedes-Benz C-Class vs. Audi A6 features.

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

Model Year20062006
ModelC-ClassA6
Body4dr Sedan4dr Sedan
Wheelbase106.9 in111.9 in
Length178.4 in193.5 in
Width68.0 in73.1 in
Height55.6 in57.5 in
Curb Weight3,540 lb.4,145 lb.
Fuel Capacity16.4 gal.21.1 gal.
Row 1 Headroom38.9 in38.7 in
Row 1 Shoulder Room53.1 in57.1 in
Row 1 Hip Room51.9 in0.0 in
Row 1 Legroom41.7 in41.3 in
Row 2 Headroom37.3 in37.8 in
Row 2 Shoulder Room54.3 in55.9 in
Row 2 Hip Room54.5 in0.0 in
Row 2 Legroom33.0 in36.9 in
Cargo Volume12.2 ft315.9 ft3

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See a complete comparison of Mercedes-Benz C-Class vs. Audi A6 specs.

Option Package Details
Mercedes-Benz C-Class C55

Premium Package
FeatureValueRequested?
CD changer, remote200Yes
Rain-sensing wipers175Yes
Sunshade, rear, power225Yes
Total Requested600100%
Total Not Requested00%

Option Package Details
Audi A6 4.2

Navigation system
FeatureValueRequested?
Navigation system600Yes
Trip computer150Yes
Outside temperature display50Yes
Total Requested800100%
Total Not Requested00%
Front sport buckets
FeatureValueRequested?
Front sport buckets100Yes
Manual thigh support adjuster, driver seat50No
Total Requested10067%
Total Not Requested5033%
Sunshade, rear, power
FeatureValueRequested?
Sunshade, rear, power225Yes
Sunshades, second row125No
Total Requested22564%
Total Not Requested12536%

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