Audi A8 / S8 Audi A8 / S8 2014 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: $63,305

Mercedes-Benz M-Class ML350 / ML320   
Difference: $23,090

Lowest Total Invoice: $58,934

Mercedes-Benz M-Class ML350 / ML320   
Difference: $21,478

Calculate Payments

  Down Payment Interest Rate Term
Model Year20142008
ModelA8 / S8M-Class
TrimA8 L 3.0 TDIML350 / ML320
Body4dr Sedan, ext.4dr SUV
Base Price $82,500 $44,000
Base Invoice $76,727 $40,920
Entertainment system with dual headrest screens 3,000 2,670
Obstacle detection, rear   770
Premium III Package   8,600
Leather seating surfaces   1,975
3.0L V6 Diesel   1,000
Heated front seats   710
Proximity key   1,110
Voice control for nav and audio   510
iPod integration   375
Metallic paint (extra cost)   710
Entertainment system with dual headrest screens 2,790 2,483
Obstacle detection, rear   716
Premium III Package   7,998
Leather seating surfaces   1,837
3.0L V6 Diesel   930
Heated front seats   660
Proximity key   1,032
Voice control for nav and audio   474
iPod integration   349
Metallic paint (extra cost)   660
Options (change) 3,000 18,430
Options (change) 2,790 17,139
Destination 895 875
Total Price $86,395 $63,305
Total Invoice $80,412 $58,934

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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: Mercedes-Benz M-Class ML350 / ML320
TrueDelta Adjusted Price Difference: $21,680
TrueDelta Adjusted Invoice Difference: $20,166
Model Year20142008
ModelA8 / S8M-Class
TrimA8 L 3.0 TDIML350 / ML320
Body4dr Sedan, ext.4dr SUV
Engine240hp V6 D215hp V6 D
TransmissionT8T7
DrivetrainAWDAWD
EPA Fuel Economy (city/highway)24/36 MPG18/24 MPG
Audio (watts, speakers)630, 14440, 12
Tire (rear if not all the same)255/45-19235/65-17
Total Price$86,395$63,305
Adjustments for Features-1,4100
Feature-Adjusted Total Price$84,985$63,305
Total Invoice$80,412$58,934
Adjustments for Features-1,3120
Feature-Adjusted Total Invoice$79,100$58,934

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

Model Year20142008
ModelA8 / S8M-Class
TrimA8 L 3.0 TDIML350 / ML320
Body4dr Sedan, ext.4dr SUV
Transmission and Drivetrain 
8-speed manually-shiftable automatic$1300 
7-speed manually-shiftable automatic $1200
AWD$1700$1700
Accessories 
Hands-free trunk or liftgate$100 
Power door closers$300 
Power liftgate $350
Power trunk closer$350 
Sunshade, rear, power$225 
Sunshades, second row, power$225 
Brakes, Airbags, and Other Safety 
Brake- or yaw-sensor-initiated collision preparation system$0 
Full-size spare tire$225 
Hill descent control $250
Knee airbag, driver$75 
Knee airbag, passenger$75 
Temporary spare tire $150
Trailer sway control $25
Cargo Management 
Air-conditioned storage compartment$50 
Cargo area partition net $40
Cargo area rails w/tie downs $50
Cargo cover $75
Console with shifter$150 
Console without shifter $150
Roof rails $250
Climate Control 
Rear dual-zone climate control$125 
Rear wiper $175
Exterior 
Bodyside moldings $75
Deep-tinted rear windows $275
Rear bumper protector $40
Infotainment 
Aux input$50 
Bluetooth audio streaming$25 
DVD-compatible player$0 
Handwriting recognition$200 
HD radio$50 
In-vehicle Internet$150 
iPod integration $100
Media drive$15 
MP3-compatible player$50 
SD Card slot$25 
Telematics service, such as OnStar $200
Traffic + travel information$25 
USB port$25 
Wi-Fi hotspot$50 
Instruments, Lights, and Mirrors 
Auto-dimming passenger-side mirror$75 
Seats and Interior Trim 
Folding second row seats $300
Leather-wrapped steering wheel$150 
Manual lumbar adjuster, driver seat $50
Power 4-way lumbar adjuster, driver seat$150 
Power 4-way lumbar adjuster, passenger seat$150 
Power seat belt height adjusters, front row$25 
Power thigh support length adjuster, driver seat$100 
Power thigh support length adjuster, passenger seat$100 
Power upper seatback recliner, driver seat$100 
Power upper seatback recliner, passenger seat$100 
Upholstered instrument panel$300 
Wood/leather-wrapped steering wheel $150
Suspension, Wheels, and Tires 
Electronic systems calibration selector$200 
Total Value of Features$7,015$5,605
Value of Feature Adjustments$1,410$0
Value of Feature Adjustments-1,3120

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

Model Year20142008
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 Weight4,564 lb.4,817 lb.
Fuel Capacity23.8 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
13.2 ft329.4 ft3
Cargo Volume,
Maximum
13.272.4 ft3

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Option Package Details
Mercedes-Benz M-Class ML350 / ML320

Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150Yes
Total Requested400100%
Total Not Requested00%
Leather seating surfaces
FeatureValueRequested?
Leather seating surfaces900Yes
Wood/leather-wrapped steering wheel0No
Interior ambient lighting150Yes
Total Requested1050100%
Total Not Requested00%
Entertainment system with dual headrest screens
FeatureValueRequested?
Entertainment system with dual headrest screens1200Yes
Rear seat audio controls25No
Total Requested120098%
Total Not Requested252%
Premium III Package
FeatureValueRequested?
Adaptive shocks - electrical500Yes
Air suspension, auto-leveling and height adjustable1000Yes
Rear air vents with automatic controls150Yes
Variable assist steering (optional)0No
Cargo area rails w/tie downs50No
Cargo area partition net40No
Heat-reflective glass0No
Auto-dimming driver-side mirror75Yes
Headlight washers50Yes
Cornering lights50Yes
Power-folding mirrors50Yes
Mirror tilt-down in reverse25Yes
Tilt/telescoping steering wheel, power100Yes
Power headrest height adjuster, driver seat50Yes
Power headrest height adjuster, passenger seat50Yes
Auto-dimming rearview mirror150Yes
Steering-linked headlights150Yes
Xenon HID headlights500Yes
Memory system, driver seat200Yes
Memory system, passenger seat150Yes
Navigation system600Yes
Rain-sensing wipers100Yes
Satellite radio200Yes
Bluetooth cell phone link100Yes
Rearview camera200Yes
Power liftgate300No
Surround sound250Yes
Rear seat audio controls25No
Harman/Kardon, 440W, 12 speakers (with subwoofer)350No
Total Requested470086%
Total Not Requested76514%

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