Audi A8 / S8 Audi A8 / S8 2018 Mercedes-Benz M-Class Mercedes-Benz M-Class 2008

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

Lowest Total Price: $83,475

Audi A8 / S8 A8 L 3.0T   
Difference: $7,760

Lowest Total Invoice: $77,700

Audi A8 / S8 A8 L 3.0T   
Difference: $7,209

Calculate Payments

  Down Payment Interest Rate Term
Model Year201820182008
ModelA8 / S8A8 / S8M-Class
TrimA8 L 3.0TA8 L 4.0T SportML63 AMG
Body4dr Sedan, ext.4dr Sedan, ext.4dr SUV
Base Price $82,500 $92,000 $87,000
Base Invoice $76,725 $85,560 $80,910
Obstacle detection, rear     770
iPod integration     375
Voice control for nav and audio     510
Proximity key     1,110
Heated second row seats     595
Obstacle detection, rear     716
iPod integration     349
Voice control for nav and audio     474
Proximity key     1,032
Heated second row seats     553
Options (change) 0 0 3,360
Options (change) 0 0 3,124
Destination 975 975 875
Total Price $83,475 $92,975 $91,235
Total Invoice $77,700 $86,535 $84,909

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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 A8 / S8 dealer quotes or Mercedes-Benz M-Class dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Audi A8 / S8 vs. Mercedes-Benz M-Class

Lowest Adjusted Price and Invoice: Audi A8 / S8 A8 L 3.0T
TrueDelta Adjusted Price Difference: $8,735
TrueDelta Adjusted Invoice Difference: $8,117
Model Year201820182008
ModelA8 / S8A8 / S8M-Class
TrimA8 L 3.0TA8 L 4.0T SportML63 AMG
Body4dr Sedan, ext.4dr Sedan, ext.4dr SUV
Engine333hp V6450hp V8503hp V8
TransmissionT8T8T7
DrivetrainAWDAWDAWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG
Audio (watts, speakers)630, 14630, 14440, 12
Tire (rear if not all the same)255/45-19265/40-20295/40-20
Total Price$83,475$92,975$91,235
Adjustments for Features-975-4,2250
Feature-Adjusted Total Price$82,500$88,750$91,235
Cost Above Minimum$0$6,250$0
Total Invoice$77,700$86,535$84,909
Adjustments for Features-908-3,9320
Feature-Adjusted Total Invoice$76,792$82,603$84,909
Cost Above Minimum$0$5,811$0

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

Model Year201820182008
ModelA8 / S8A8 / S8M-Class
TrimA8 L 3.0TA8 L 4.0T SportML63 AMG
Body4dr Sedan, ext.4dr Sedan, ext.4dr SUV
Transmission and Drivetrain 
8-speed manually-shiftable automatic$1300$1300 
7-speed manually-shiftable automatic  $1200
AWD$1700$1700$1700
Accessories 
Active noise reduction $0 
Hands-free trunk or liftgate$100$100 
Heated steering wheel$100$100 
Power door closers$300$300 
Power liftgate  $350
Power trunk closer$350$350 
Sunshade, rear, power$225$225 
Sunshades, second row, power$225$225 
Brakes, Airbags, and Other Safety 
Around view cameras $500 
Blind spot warning system $200 
Brake- or yaw-sensor-initiated collision preparation system$0$0 
Collision preparation system, rear $100 
Full-size spare tire$225$225 
Hill descent control  $250
Knee airbag, driver$75$75 
Knee airbag, passenger$75$75 
Rearview camera$200 $200
Temporary spare tire  $150
Trailer sway control  $25
Wide-view front camera $150 
Wide-view rear camera $0 
Cargo Management 
Air-conditioned storage compartment$50$50 
Cargo area partition net  $40
Cargo area rails w/tie downs  $50
Cargo cover  $75
Cargo net$40$40 
Console with shifter$150$150 
Console without shifter  $150
Rear seat pass-through$100$100 
Roof rails  $250
Ski sack$50$50 
Climate Control 
Rear dual-zone climate control$125$125 
Rear wiper  $175
Engine / Motor 
Automatic start / stop$150$150 
Exterior 
Bodyside moldings  $75
Deep-tinted rear windows  $275
Laminated front side windows$200$200 
Laminated rear side windows$100$100 
Panoramic sunroof with venting rear panel $1500 
Rear bumper protector  $40
Running boards  $350
Sunroof$900 $900
Wheel-lip moldings  $75
Infotainment 
Aux input$50$50 
Bluetooth audio streaming$25$25 
CD changer, remote  $200
DVD-compatible player$0$0 
Handwriting recognition$200$200 
HD radio$50$50 
In-vehicle Internet$150$150 
iPod integration  $100
Media drive$15$15 
Rear seat audio controls  $25
SD Card slot$25$25 
Telematics service, such as OnStar  $200
Traffic + travel information$25$25 
USB port$25$25 
Wi-Fi hotspot$50$50 
Instruments, Lights, and Mirrors 
Analog clock$25$25 
Auto-dimming passenger-side mirror$75$75 
Chronometer  $100
Compass$0$0 
Fog lights  $125
Head-up display (HUD) $350 
Illuminated vanity mirrors, rear seat$100$100 
Interior ambient lighting, configurable$150$150 
LED headlights$1000$1000 
Xenon HID headlights  $500
Seats and Interior Trim 
Cooled or ventilated front seats $300$300
Folding second row seats  $300
Massage, driver seat $100 
Massage, passenger seat $100 
Metal pedals  $75
Power seat belt height adjusters, front row$25$25 
Power seatback bolsters, driver seat $100$100
Power seatback bolsters, passenger seat $100$100
Power thigh bolsters, driver seat $100 
Power thigh bolsters, passenger seat $100 
Power upper seatback recliner, driver seat$100$100 
Power upper seatback recliner, passenger seat$100$100 
Synthetic suede headliner $650 
Synthetic suede inserts in leather seating surfaces  $0
Upholstered instrument panel$300$300 
Suspension, Wheels, and Tires 
Electronic systems calibration selector$200$200 
Sport suspension (upgrade)  $0
Total Value of Features$9,430$12,680$8,455
Value of Feature Adjustments$975$4,225$0
Value of Feature Adjustments-908-3,9320

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

Model Year20182008
ModelA8 / S8M-Class
Body4dr Sedan, ext.4dr SUV
Wheelbase122.9 in114.7 in
Length207.4 in188.5 in
Width76.7 in75.2 in
Height57.9 in71.5 in
Curb Weight4,465 lb.4,706 lb.
Fuel Capacity21.7 gal.25.1 gal.
Row 1 Headroom37.2 in39.9 in
Row 1 Shoulder Room59.1 in59.9 in
Row 1 Hip Room0.0 in55.0 in
Row 1 Legroom41.4 in42.2 in
Row 2 Headroom39.1 in39.8 in
Row 2 Shoulder Room57.8 in59.8 in
Row 2 Legroom42.9 in40.0 in
Cargo Volume,
Minimum
14.2 ft329.4 ft3
Cargo Volume,
Maximum
14.272.4 ft3

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Option Package Details
Mercedes-Benz M-Class ML63 AMG

Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150Yes
Total Requested400100%
Total Not Requested00%

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