Audi A8 / S8 Audi A8 / S8 2008 Mercedes-Benz S-Class Mercedes-Benz S-Class 2014

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

Join Us

Audi A8 / S8 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 A8 / S8 vs. Mercedes-Benz S-Class Invoice Comparison

Lowest Total Price: $118,775

Mercedes-Benz S-Class S550   
Difference: $9,200

Lowest Total Invoice: $110,528

Mercedes-Benz S-Class S550   
Difference: $8,664

Calculate Payments

  Down Payment Interest Rate Term
Model Year20082014
ModelA8 / S8S-Class
TrimA8 L W12S550
Body4dr Sedan, ext.4dr Sedan, ext.
Base Price $120,100 $92,900
Base Invoice $111,693 $86,397
Refrigerated storage compartment 1,500 1,100
Upholstered instrument panel, leather 3,900 4,450
Executive Rear Seat Package PLUS   1,950
Entertainment system with dual headrest screens   2,650
Executive Rear Seat Package   3,500
Rear Seat Package   3,000
Warmth and Comfort Package   2,600
Premium 1 Package   4,500
Wood trim, expanded coverage   950
Special order charge   250
Refrigerated storage compartment 1,396 1,023
Upholstered instrument panel, leather 3,628 4,139
Executive Rear Seat Package PLUS   1,814
Entertainment system with dual headrest screens   2,465
Executive Rear Seat Package   3,255
Rear Seat Package   2,790
Warmth and Comfort Package   2,418
Premium 1 Package   4,185
Wood trim, expanded coverage   884
Special order charge   233
Options (change) 5,400 24,950
Options (change) 5,024 23,206
Destination 775 925
Gas Tax 1,700 0
Total Price $127,975 $118,775
Total Invoice $119,192 $110,528

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 A8 / S8 dealer quotes or Mercedes-Benz S-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 A8 / S8 vs. Mercedes-Benz S-Class

Lowest Adjusted Price and Invoice: Mercedes-Benz S-Class S550
TrueDelta Adjusted Price Difference: $14,530
TrueDelta Adjusted Invoice Difference: $13,624
Model Year20082014
ModelA8 / S8S-Class
TrimA8 L W12S550
Body4dr Sedan, ext.4dr Sedan, ext.
Engine450hp W12449hp V8
TransmissionT6T7
DrivetrainAWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG
Audio (watts, speakers)200, 12590, 13
Tire (rear if not all the same)255/40-19255/45-18
Total Price$127,975$118,775
Adjustments for Features0-5,330
Feature-Adjusted Total Price$127,975$113,445
Total Invoice$119,192$110,528
Adjustments for Features0-4,960
Feature-Adjusted Total Invoice$119,192$105,568

Return to top

Features Comparison: Audi A8 / S8 vs. Mercedes-Benz S-Class

Model Year20082014
ModelA8 / S8S-Class
TrimA8 L W12S550
Body4dr Sedan, ext.4dr Sedan, ext.
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100 
7-speed manually-shiftable automatic $1200
AWD$1700 
RWD $0
Accessories 
AC power outlet $100
Hands-free trunk or liftgate $100
Heated / cooled cup holders, second row $50
Heated steering wheel $100
Remote app $25
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 seat belt presenters, second row $50
Driver drowsiness monitor $150
Forward collision warning $200
Full-size spare tire$225 
Inflatable rear seat belts $200
Knee airbag, passenger$75 
Radar- or camera-based collision preparation system $0
Rollover sensor $50
Tires, run-flat $150
Torque vectoring, brake-based $100
Cargo Management 
Cargo net $40
Console with shifter$150 
Console without shifter $150
Overhead sunglass holder $25
Storage compartment under front seat(s) $50
Climate Control 
Wiper de-icer $25
Engine / Motor 
Automatic start / stop $150
Exterior 
Bodyside moldings$75 
Laminated rear side windows $100
Panoramic sunroof $1200
Sunroof$900 
Infotainment 
App support $0
Bluetooth audio streaming $25
CD changer, in-dash $325
CD changer, remote$200 
DVD-compatible player $0
Entertainment system with dual headrest screens $1200
Entertainment system, console-mounted$1000 
Handwriting recognition $200
HD radio $50
In-vehicle Internet $150
iPod integration$100 
Media drive $15
MP3-compatible player $50
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 
Analog clock $25
Auto-dimming headlights $200
Auto-dimming passenger-side mirror$75 
Compass $0
Fog lights$125 
Headlight washers$50 
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
Automatic seat bolsters, second row $450
Cooled or ventilated second row seats $200
Door sill trim plates$100 
Foldaway tray tables, second row $150
Heated front row armrests $100
Heated second row armrests $100
Illuminated door sill trim plates $200
Massage, second row seats $150
Memory system, second row seats $150
Power footrest, right rear seat $250
Power headrest fore-aft adjuster, second row seats $75
Power headrest height adjuster, second row seats $75
Power legrest, right second row seat $500
Power seat belt height adjusters, front row $25
Power upper seatback recliner, driver seat$100 
Power upper seatback recliner, passenger seat$100 
Power upper seatback recliner, second row seats $150
Suspension, Wheels, and Tires 
Crosswind stabilization $50
Total Value of Features$6,700$12,030
Value of Feature Adjustments$0$5,330
Value of Feature Adjustments0-4,960

Return to top

Specifications Comparison: Audi A8 / S8 vs. Mercedes-Benz S-Class

Model Year20082014
ModelA8 / S8S-Class
Body4dr Sedan, ext.4dr Sedan, ext.
Wheelbase121.0 in124.6 in
Length204.4 in206.5 in
Width74.6 in74.8 in
Height57.3 in58.7 in
Curb Weight4,400 lb.4,730 lb.
Fuel Capacity23.8 gal.21.1 gal.
Row 1 Headroom37.4 in39.7 in
Row 1 Shoulder Room59.1 in59.7 in
Row 1 Legroom41.3 in41.4 in
Row 2 Headroom38.3 in39.2 in
Row 2 Shoulder Room57.5 in59.1 in
Row 2 Legroom42.3 in43.0 in
Cargo Volume14.6 ft316.3 ft3

Return to top

Option Package Details
Mercedes-Benz S-Class S550

Upholstered instrument panel, leather
FeatureValueRequested?
Upholstered instrument panel, leather700Yes
Upgraded leather upholstery0No
Leather upholstery, extended coverage0No
Upholstered door panels, leather250Yes
Synthetic suede headliner650Yes
Total Requested1600100%
Total Not Requested00%
Executive Rear Seat Package PLUS
FeatureValueRequested?
Second-row buckets500Yes
Second-row high console250Yes
Foldaway tray tables, second row150No
Heated / cooled cup holders, second row50No
Total Requested75079%
Total Not Requested20021%
Executive Rear Seat Package
FeatureValueRequested?
Massage, second row seats150No
Power 4-way lumbar adjuster, second row seats225Yes
Power upper seatback recliner, second row seats150No
Power legrest, right second row seat500No
Automatic seat bolsters, second row450No
Total Requested22515%
Total Not Requested125085%
Rear Seat Package
FeatureValueRequested?
Rear air vents with automatic controls150Yes
Rear dual-zone climate control125Yes
Inflatable rear seatbelts200No
Power headrest fore-aft adjuster, second row seats75No
Automatic seatbelt presenters, second row50No
Power footrest, right rear seat250No
Total Requested27532%
Total Not Requested57568%
Warmth and Comfort Package
FeatureValueRequested?
Heated second row seats200Yes
Cooled or ventilated second row seats200No
Heated steering wheel100No
Heated second row armrests100No
Heated front row armrests100No
Power recliner, second row seats150Yes
Memory system, second row seats150No
Power headrest height adjuster, second row seats75No
Power tilt adjuster, second row seats150Yes
Second-row 3-section 3-person split bench150No
Total Requested50036%
Total Not Requested87564%
Premium 1 Package
FeatureValueRequested?
Cooled or ventilated front seats300Yes
Automatic seat bolsters, driver300No
Automatic seat bolsters, front passenger300No
Sunshades, second row, power225No
Massage, driver seat100Yes
Massage, passenger seat100Yes
Obstacle detection, front150Yes
Obstacle detection, rear250Yes
Front sport buckets100No
Proximity key250Yes
Parking guidance system - active500No
Hands-free trunk or liftgate100No
Total Requested115043%
Total Not Requested152557%

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
See TrueDelta's information for all Audi models.