Audi A6 / S6 Audi A6 / S6 2008 Mercedes-Benz S-Class Mercedes-Benz S-Class 2017

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

Lowest Total Price: $81,130

Audi A6 / S6 S6   
Difference: $69,765

Lowest Total Invoice: $75,551

Audi A6 / S6 S6   
Difference: $64,847

Calculate Payments

  Down Payment Interest Rate Term
Model Year20082017
ModelA6 / S6S-Class
TrimS6AMG S63
Body4dr Sedan4dr Sedan, ext.
Base Price $72,350 $144,700
Base Invoice $67,285 $134,571
Warm Weather Package 1,190  
Technology Package 3,350  
Laminated front side windows 900  
iPod integration 290  
Rear side airbags 350  
Heated second row seats 225 620
Carbon fiber trim 400 4,650
Warm Weather Package 1,106  
Technology Package 3,115  
Laminated front side windows 838  
iPod integration 225  
Rear side airbags 325  
Heated second row seats 209 577
Carbon fiber trim 373 4,325
Options (change) 6,705 5,270
Options (change) 6,191 4,902
Destination 775 925
Gas Tax 1,300 0
Total Price $81,130 $150,895
Total Invoice $75,551 $140,398

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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 S-Class dealer quotes from dealers using our car quote form.

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

Lowest Adjusted Price and Invoice: Audi A6 / S6 S6
TrueDelta Adjusted Price Difference: $60,965
TrueDelta Adjusted Invoice Difference: $56,659
Model Year20082017
ModelA6 / S6S-Class
TrimS6AMG S63
Body4dr Sedan4dr Sedan, ext.
Engine435hp V10577hp V8
TransmissionT6T7
DrivetrainAWDAWD
EPA Fuel Economy (city/highway)14/19 MPG15/23 MPG
Audio (watts, speakers)330, 13590, 13
Tire (rear if not all the same)265/35-19255/40-20
Total Price$81,130$150,895
Adjustments for Features0-8,800
Feature-Adjusted Total Price$81,130$142,095
Total Invoice$75,551$140,398
Adjustments for Features0-8,188
Feature-Adjusted Total Invoice$75,551$132,210

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

Model Year20082017
ModelA6 / S6S-Class
TrimS6AMG S63
Body4dr Sedan4dr Sedan, ext.
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100 
7-speed manually-shiftable automatic $1200
AWD$1700$1700
Accessories 
AC power outlet $100
Hands-free trunk or liftgate $100
Power door closers $300
Power trunk closer $350
Remote app $25
Remote climate control $25
Remote start via app $75
Remote window/roof operation $15
Semi-automated parking system $500
Sunshades, second row$125 
Sunshades, second row, power $225
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0 
Automatic braking, high-speed or partial $200
Automatic braking, low-speed $200
Driver drowsiness monitor $150
Forward collision warning $200
Full-size spare tire$225 
Knee airbag, driver $75
Obstacle detection, front $150
Radar- or camera-based collision preparation system $0
Rollover sensor $50
Torque vectoring, brake-based $100
Cargo Management 
Air-conditioned storage compartment $50
Cargo mat$40 
Console with shifter$150 
Console without shifter $150
Overhead sunglass holder $25
Rear seat pass-through$100 
Ski sack$50 
Climate Control 
Fragrance atomizer $200
Heated washer fluid system $50
Heated windshield washer nozzles$15 
Ionizing air filtration $50
Washer fluid outlets in wiper blade $100
Wiper de-icer $25
Engine / Motor 
Automatic start / stop $150
Dual-mode exhaust $250
Exterior 
Body kit $0
Bodyside cladding$350 
Front splitter spoiler $200
Laminated rear side windows $100
Panoramic sunroof $1200
Solar panel$300 
Sunroof$900 
Infotainment 
App support $0
Bluetooth audio streaming $25
CD changer, in-dash $325
CD changer, remote$200 
DVD-compatible player $0
Handwriting recognition $200
HD radio $50
In-vehicle Internet $150
iPod integration$100 
Media drive $15
Navigation map updates, three years $0
Near-field communications (NFC) $25
SD Card slot $25
SMS text-to-speech reader $25
Telematics service, such as OnStar, with navigation $225
Traffic + travel information $25
USB port $25
Wi-Fi hotspot $50
Instruments, Lights, and Mirrors 
Auto-dimming headlights $200
Auto-dimming passenger-side mirror$75 
Chronometer $100
Cornering lights $50
Fog lights$125 
Headlight washers$50 
Illuminated vanity mirrors, rear seat $100
Interior ambient lighting$150 
Interior ambient lighting, configurable $150
Large color reconfigurable instrument cluster display $250
LED headlights $1000
Xenon HID headlights$500 
Seats and Interior Trim 
Automatic seat bolsters, driver $300
Automatic seat bolsters, front passenger $300
Cooled or ventilated front seats $300
Door sill trim plates$100 
Folding second row seats$300 
Illuminated door sill trim plates $200
Leather door panel trim$250 
Manual thigh support length adjuster, driver seat$50 
Massage, driver seat $100
Massage, passenger seat $100
Memory system, passenger seat $150
Metal pedals $75
Power headrest height adjuster, driver seat $50
Power headrest height adjuster, passenger seat $50
Power seat belt height adjusters, front row $25
Power thigh support length adjuster, driver seat $100
Power thigh support length adjuster, passenger seat $100
Rapid-heating front seats $0
Synthetic suede headliner $650
Upholstered instrument panel $300
Suspension, Wheels, and Tires 
Adaptive dampers - electrical $500
Air suspension, auto-leveling and height adjustable $1000
Crosswind stabilization $50
Transmission 
Launch control $100
Total Value of Features$6,955$15,755
Value of Feature Adjustments$0$8,800
Value of Feature Adjustments0-8,188

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

Model Year20082017
ModelA6 / S6S-Class
Body4dr Sedan4dr Sedan, ext.
Wheelbase111.9 in124.6 in
Length193.5 in206.5 in
Width73.1 in74.8 in
Height57.5 in58.7 in
Curb Weight4,486 lb.4,806 lb.
Fuel Capacity21.1 gal.21.1 gal.
Row 1 Headroom38.7 in39.7 in
Row 1 Shoulder Room57.1 in59.7 in
Row 1 Legroom41.3 in41.4 in
Row 2 Headroom37.8 in37.4 in
Row 2 Shoulder Room55.9 in59.1 in
Row 2 Legroom36.9 in43.1 in
Cargo Volume15.9 ft316.3 ft3

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Option Package Details
Audi A6 / S6 S6

Warm Weather Package
FeatureValueRequested?
Sunshades, second row125Yes
Sunshade, rear, power225Yes
Solar panel300No
Total Requested35054%
Total Not Requested30046%
Technology Package
FeatureValueRequested?
Navigation system600Yes
Obstacle detection, rear250Yes
Rearview camera200Yes
Proximity key250Yes
Voice control for nav and audio100Yes
Total Requested1400100%
Total Not Requested00%

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