Audi A6 / S6 Audi A6 / S6 2017 Mercedes-Benz M-Class Mercedes-Benz M-Class 2007

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

Join Us

Audi A6 / S6 vs. Mercedes-Benz M-Class 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 M-Class Invoice Comparison

Lowest Total Price: $75,310

Audi A6 / S6 S6 4.0 TFSI   
Difference: $15,085

Lowest Total Invoice: $70,110

Audi A6 / S6 S6 4.0 TFSI   
Difference: $14,012

Calculate Payments

  Down Payment Interest Rate Term
Model Year20172007
ModelA6 / S6M-Class
TrimS6 4.0 TFSIML63 AMG
Body4dr Sedan4dr SUV
Base Price $70,900 $85,500
Base Invoice $65,938 $79,515
Comfort Seating Package 1,850  
Cold Weather Package 500  
Metallic paint (extra cost) 575  
Rear side airbags 350  
Cargo mat 185 160
Lighting Package   900
Obstacle detection, rear   760
Voice control for nav and audio   500
Heated second row seats   700
Proximity key   1,100
Comfort Seating Package 1,722  
Cold Weather Package 467  
Metallic paint (extra cost) 536  
Rear side airbags 325  
Cargo mat 172 149
Lighting Package   837
Obstacle detection, rear   707
Voice control for nav and audio   465
Heated second row seats   651
Proximity key   1,023
Options (change) 3,460 4,120
Options (change) 3,222 3,832
Destination 950 775
Total Price $75,310 $90,395
Total Invoice $70,110 $84,122

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 Audi A6 / S6 dealer quotes or Mercedes-Benz M-Class 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: Audi A6 / S6 vs. Mercedes-Benz M-Class

Lowest Adjusted Price and Invoice: Audi A6 / S6 S6 4.0 TFSI
TrueDelta Adjusted Price Difference: $15,375
TrueDelta Adjusted Invoice Difference: $14,282
Model Year20172007
ModelA6 / S6M-Class
TrimS6 4.0 TFSIML63 AMG
Body4dr Sedan4dr SUV
Engine450hp V8503hp V8
TransmissionS7T7
DrivetrainAWDAWD
EPA Fuel Economy (city/highway)18/27 MPG12/16 MPG
Audio (watts, speakers)630, 14440, 12
Tire (rear if not all the same)255/40-19295/40-20
Total Price$75,310$90,395
Adjustments for Features-2900
Feature-Adjusted Total Price$75,020$90,395
Total Invoice$70,110$84,122
Adjustments for Features-2700
Feature-Adjusted Total Invoice$69,840$84,122

Return to top

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

Model Year20172007
ModelA6 / S6M-Class
TrimS6 4.0 TFSIML63 AMG
Body4dr Sedan4dr SUV
Transmission and Drivetrain 
7-speed automated manual$1200 
7-speed manually-shiftable automatic $1200
AWD$1700$1700
Accessories 
Heated steering wheel$100 
Power liftgate $350
Remote window/roof operation $15
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats $0
Blind spot warning system$200 
Collision preparation system, rear$100 
Hill descent control $250
Knee airbag, driver$75 
Knee airbag, passenger$75 
Secondary collision brake assist$25 
Cargo Management 
Cargo area partition net $40
Cargo area rails w/tie downs $50
Cargo cover $75
Cargo net$40 
Console with shifter$150 
Console without shifter $150
Rear seat pass-through$100 
Roof rails $250
Climate Control 
Heated windshield washer nozzles$15 
Rear dual-zone climate control$125 
Rear wiper $175
Engine / Motor 
Automatic start / stop$150 
Dual-mode exhaust, switchable$500 
Regenerative braking$0 
Exterior 
Bodyside moldings $75
Deep-tinted rear windows $275
Laminated front side windows$200 
Running boards $350
Wheel-lip moldings $75
Infotainment 
4G LTE connectivity$0 
Android Auto support$100 
Apple CarPlay support$100 
Bluetooth audio streaming$25 
Bluetooth cell phone link$100 
CD changer, remote $200
DVD-compatible player$0 
Handwriting recognition$200 
HD radio$50 
In-vehicle Internet$150 
Media drive$15 
Rear seat audio controls $25
Telematics service, such as OnStar $200
Traffic + travel information$25 
Wi-Fi hotspot$50 
Instruments, Lights, and Mirrors 
Analog clock $25
Auto-dimming passenger-side mirror$75 
Compass$0 
Cornering lights $50
Fog lights $125
Headlight washers $50
Steering-linked headlights $150
Seats and Interior Trim 
Massage, driver seat$100 
Massage, passenger seat$100 
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 
Synthetic suede inserts in leather seating surfaces $0
Suspension, Wheels, and Tires 
Electronic systems calibration selector$200 
Total Value of Features$6,245$5,955
Value of Feature Adjustments$290$0
Value of Feature Adjustments-2700

Return to top

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

Model Year20172007
ModelA6 / S6M-Class
Body4dr Sedan4dr SUV
Wheelbase114.6 in114.7 in
Length194.2 in188.5 in
Width73.8 in75.2 in
Height57.8 in69.8 in
Curb Weight4,398 lb.5,093 lb.
Fuel Capacity19.8 gal.25.1 gal.
Row 1 Headroom37.2 in39.9 in
Row 1 Shoulder Room57.5 in59.9 in
Row 1 Hip Room0.0 in55.0 in
Row 1 Legroom41.3 in42.2 in
Row 2 Headroom37.8 in39.8 in
Row 2 Shoulder Room56.3 in59.8 in
Row 2 Legroom37.4 in40.0 in
Cargo Volume,
Minimum
14.1 ft329.4 ft3
Cargo Volume,
Maximum
14.172.4 ft3

Return to top

Option Package Details
Audi A6 / S6 S6 4.0 TFSI

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 seat100No
Massage, passenger seat100No
Total Requested85068%
Total Not Requested40032%
Cold Weather Package
FeatureValueRequested?
Heated second row seats200Yes
Heated steering wheel100No
Total Requested20067%
Total Not Requested10033%

Option Package Details
Mercedes-Benz M-Class ML63 AMG

Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150Yes
Total Requested400100%
Total Not Requested00%
Lighting Package
FeatureValueRequested?
Steering-linked headlights150No
Xenon HID headlights500Yes
Headlight washers50No
Cornering lights50No
Total Requested50067%
Total Not Requested25033%

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 and Wagons.
See TrueDelta's information for all Audi models.