Mercedes-Benz C-Class Mercedes-Benz C-Class 2018 Audi A6 Audi A6 2006

We are 103,000+ car owners sharing real-world car information.

Join Us

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: $50,540

Audi A6 3.2   
Difference: $37

Lowest Total Invoice: $46,483

Audi A6 3.2   
Difference: $342

Calculate Payments

  Down Payment Interest Rate Term
Model Year201820062006
ModelC-ClassA6A6
TrimC350e3.24.2
Body4dr Sedan4dr Sedan4dr Sedan
Base Price $47,900 $40,820 $53,770
Base Invoice $44,547 $37,572 $49,559
Leather Seating Package 1,950    
Garmin Map Pilot 625    
Sunshade, rear, power 750 400 400
Metallic paint (extra cost) 720    
Heated steering wheel 250 200 200
Heated front seats 580    
LED headlights, single projector or low beam only 850    
Premium Package   2,500  
Sunroof   1,450  
Bose 330W 13 speakers   0  
Air suspension, auto-leveling and height adjustable   2,300 2,300
Navigation system   1,800 1,800
Rear side airbags   350 350
Leather Seating Package 1,814    
Garmin Map Pilot 581    
Sunshade, rear, power 698 364 364
Metallic paint (extra cost) 670    
Heated steering wheel 233 182 182
Heated front seats 539    
LED headlights, single projector or low beam only 791    
Premium Package   2,275  
Sunroof   1,320  
Bose 330W 13 speakers   0  
Air suspension, auto-leveling and height adjustable   2,093 2,093
Navigation system   1,638 1,638
Rear side airbags   319 319
Options (change) 5,725 9,000 5,050
Options (change) 5,326 8,191 4,596
Destination 995 720 720
Gas Tax -4,043 0 0
Total Price $50,577 $50,540 $59,540
Total Invoice $46,825 $46,483 $54,875

Return to top

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: Mercedes-Benz C-Class C350e
TrueDelta Adjusted Price Difference: $2,563
TrueDelta Adjusted Invoice Difference: $2,065
Model Year201820062006
ModelC-ClassA6A6
TrimC350e3.24.2
Body4dr Sedan4dr Sedan4dr Sedan
Engine208hp I4 PiH255hp V6335hp V8
TransmissionT7CVT-7T6
DrivetrainRWDFWDAWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG
Audio (watts, speakers)?, 5330, 13330, 13
Tire (rear if not all the same)225/45-18225/55-16245/45-17
Total Price$50,577$50,540$59,540
Adjustments for Features-2,6000-1,800
Feature-Adjusted Total Price$47,977$50,540$57,740
Cost Above Minimum$0$0$7,200
Total Invoice$46,825$46,483$54,875
Adjustments for Features-2,4070-1,659
Feature-Adjusted Total Invoice$44,418$46,483$53,216
Cost Above Minimum$0$0$6,733

Return to top

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

Model Year201820062006
ModelC-ClassA6A6
TrimC350e3.24.2
Body4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
7-speed manually-shiftable automatic$1200  
7-speed manually-shiftable CVT $1100 
6-speed manually-shiftable automatic  $1100
RWD$0  
FWD $0 
AWD  $1700
Accessories 
Eco accelerator$100  
Remote app$25  
Remote climate control$25  
Remote start via app$75  
Remote window/roof operation$15  
Tilt/telescoping steering wheel, manual $250 
Tilt/telescoping steering wheel, power$350 $350
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats $0$0
Automatic braking, high-speed or partial$200  
Automatic braking, low-speed$200  
Driver drowsiness monitor$150  
Forward collision warning$200  
Knee airbag, driver$75  
Radar- or camera-based collision preparation system$0  
Rearview camera$200  
Tires, run-flat$150  
Torque vectoring, brake-based$100  
Cargo Management 
Cargo net $40$40
Console with shifter $150$150
Console without shifter$150  
Overhead sunglass holder$25  
Storage compartment under front seat(s) $50$50
Climate Control 
Residual heat $50$50
Engine / Motor 
3.6 kW onboard charger$0  
6 kWh battery pack$0  
Automatic start / stop$150  
Exterior 
Body kit$0  
Bodyside moldings $75$75
Infotainment 
Bluetooth audio streaming$25  
CD changer, remote $200$200
CD player$125  
HD radio$50  
In-vehicle Internet$150  
MP3-compatible player$50  
Satellite radio $200$200
SMS text-to-speech reader$25  
Surround sound $250$250
Telematics service, such as OnStar, with navigation$225  
Traffic 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$75
Fog lights $125$125
Large energy flow and fuel economy display$25  
LED headlights, single projector or low beam only$750  
Steering-linked headlights $150$150
Xenon HID headlights $500$500
Seats and Interior Trim 
Memory system, passenger seat$150  
Power headrest height adjuster, driver seat$50  
Power headrest height adjuster, passenger seat$50  
Power thigh support length adjuster, driver seat$100  
Power thigh support length adjuster, passenger seat$100  
Suspension, Wheels, and Tires 
Crosswind stabilization$50  
Electronic systems calibration selector$200  
Sport suspension (upgrade)$0  
Suggestive steering$0  
Transmission 
Steering-wheel-mounted transmission controls$100  
Total Value of Features$5,815$3,215$5,015
Value of Feature Adjustments$2,600$0$1,800
Value of Feature Adjustments-2,4070-1,659

Return to top

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

Model Year20182006
ModelC-ClassA6
Body4dr Sedan4dr Sedan
Wheelbase111.8 in111.9 in
Length184.5 in193.5 in
Width71.3 in73.1 in
Height56.8 in57.5 in
Curb Weight3,418 lb.4,013 lb.
Fuel Capacity17.4 gal.21.1 gal.
Row 1 Headroom37.1 in38.7 in
Row 1 Shoulder Room55.3 in57.1 in
Row 1 Legroom41.7 in41.3 in
Row 2 Headroom37.1 in37.8 in
Row 2 Shoulder Room55.0 in55.9 in
Row 2 Legroom35.2 in36.9 in
Cargo Volume12.6 ft315.9 ft3

Return to top

Option Package Details
Mercedes-Benz C-Class C350e

Leather Seating Package
FeatureValueRequested?
Leather seating surfaces900Yes
Power headrest height adjuster, passenger seat50No
Power thigh support length adjuster, passenger seat100No
Memory system, passenger seat150No
Total Requested90075%
Total Not Requested30025%
Garmin Map Pilot
FeatureValueRequested?
Navigation system600Yes
Voice control for nav and audio100No
Traffic information25No
Total Requested60083%
Total Not Requested12517%

Option Package Details
Audi A6 3.2

Sunroof
FeatureValueRequested?
Sunroof900Yes
Heated front seats200Yes
Total Requested1100100%
Total Not Requested00%
Air suspension, auto-leveling and height adjustable
FeatureValueRequested?
Air suspension, auto-leveling and height adjustable1000Yes
Adaptive shocks - electrical500Yes
Total Requested1500100%
Total Not Requested00%
Navigation system
FeatureValueRequested?
Navigation system600Yes
Trip computer150Yes
Outside temperature display50Yes
Total Requested800100%
Total Not Requested00%
Sunshade, rear, power
FeatureValueRequested?
Sunshade, rear, power225Yes
Sunshades, second row125Yes
Total Requested350100%
Total Not Requested00%
Premium Package
FeatureValueRequested?
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Steering-linked headlights150No
Xenon HID headlights500Yes
Memory system, driver seat200Yes
Satellite radio200No
Auto-dimming driver-side mirror75Yes
Compass0Yes
Surround sound250No
Storage compartment under front seat(s)50No
Power-folding mirrors50Yes
Auto-dimming passenger-side mirror75No
Total Requested107560%
Total Not Requested72540%

Option Package Details
Audi A6 4.2

Air suspension, auto-leveling and height adjustable
FeatureValueRequested?
Air suspension, auto-leveling and height adjustable1000Yes
Adaptive shocks - electrical500Yes
Total Requested1500100%
Total Not Requested00%
Navigation system
FeatureValueRequested?
Navigation system600Yes
Trip computer150Yes
Outside temperature display50Yes
Total Requested800100%
Total Not Requested00%
Sunshade, rear, power
FeatureValueRequested?
Sunshade, rear, power225Yes
Sunshades, second row125Yes
Total Requested350100%
Total Not Requested00%

Was this information useful?

We're glad we could help! Share this page:

We're so sorry! Tell us how we can improve it.

See TrueDelta's information for all Sedans, Wagons, Coupes, and Convertibles.
See TrueDelta's information for all Mercedes-Benz models.