Audi A8 / S8 Audi A8 / S8 2018 Infiniti M Infiniti M 2006

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Audi A8 / S8 vs. Infiniti M 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. Infiniti M Invoice Comparison

Lowest Total Price: $53,380

Infiniti M M35 Luxury   
Difference: $69,295

Lowest Total Invoice: $48,341

Infiniti M M35 Luxury   
Difference: $65,816

Calculate Payments

  Down Payment Interest Rate Term
Model Year201820062006
ModelA8 / S8MM
TrimS8 PlusM35 LuxuryM45 Luxury
Body4dr Sedan4dr Sedan4dr Sedan
Base Price $115,900 $40,840 $47,150
Base Invoice $107,788 $37,538 $43,322
Executive Plus Package 2,800    
Entertainment system with dual headrest screens 3,000    
Premium Package   10,500 10,500
Body kit   1,390 1,390
Executive Plus Package 2,604    
Entertainment system with dual headrest screens 2,790    
Premium Package   9,047 9,047
Body kit   1,106 1,106
Options (change) 5,800 11,890 11,890
Options (change) 5,394 10,153 10,153
Destination 975 650 650
Total Price $122,675 $53,380 $59,690
Total Invoice $114,157 $48,341 $54,125

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While we strive for accuracy, the site is not error-free, and prices can change at any time.

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TrueDelta Value Comparison: Audi A8 / S8 vs. Infiniti M

Lowest Adjusted Price and Invoice: Infiniti M M35 Luxury
TrueDelta Adjusted Price Difference: $56,340
TrueDelta Adjusted Invoice Difference: $53,761
Model Year201820062006
ModelA8 / S8MM
TrimS8 PlusM35 LuxuryM45 Luxury
Body4dr Sedan4dr Sedan4dr Sedan
Engine605hp V8280hp V6335hp V8
TransmissionT8T5T5
DrivetrainAWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG
Audio (watts, speakers)630, 14308, 14308, 14
Tire (rear if not all the same)275/35-21245/45-18245/45-18
Total Price$122,675$53,380$59,690
Adjustments for Features-12,95500
Feature-Adjusted Total Price$109,720$53,380$59,690
Cost Above Minimum$0$0$6,310
Total Invoice$114,157$48,341$54,125
Adjustments for Features-12,05500
Feature-Adjusted Total Invoice$102,102$48,341$54,125
Cost Above Minimum$0$0$5,784

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Features Comparison: Audi A8 / S8 vs. Infiniti M

Model Year201820062006
ModelA8 / S8MM
TrimS8 PlusM35 LuxuryM45 Luxury
Body4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
8-speed manually-shiftable automatic$1300  
5-speed manually-shiftable automatic $1000$1000
AWD$1700  
RWD $0$0
Accessories 
Active noise reduction$0  
Adaptive cruise control $600$600
Adaptive cruise control, all-speed$850  
Hands-free trunk or liftgate$100  
Heated steering wheel$100  
Power door closers$300  
Power trunk closer$350  
Sunshades, second row, power$225  
Brakes, Airbags, and Other Safety 
Around view cameras$500  
Automatic braking, low-speed$200  
Blind spot warning system$200  
Collision preparation system, rear$100  
Knee airbag, driver$75  
Knee airbag, passenger$75  
Lane departure prevention, steering-based$200  
Obstacle detection, front$150  
Obstacle detection, rear$250  
Rear side airbags$300  
Rearview camera $200$200
Rollover sensor$50  
Wide-view front camera$150  
Wide-view rear camera$0  
Cargo Management 
Air-conditioned storage compartment$50  
Overhead sunglass holder $25$25
Ski sack$50  
Climate Control 
Heated windshield washer nozzles$15  
Rain-sensing wipers$175  
Rear air vents with automatic controls$250  
Rear air vents with manual controls $150$150
Rear dual-zone climate control$125  
Residual heat$50  
Variable intermittent wipers $75$75
Engine / Motor 
Dual-mode exhaust, switchable$500  
Exterior 
Bodyside moldings $75$75
Laminated front side windows$200  
Laminated rear side windows$100  
Infotainment 
Aux input$50  
Bluetooth audio streaming$25  
CD changer, in-dash $325$325
CD player$125  
Entertainment system with dual headrest screens$1200  
Entertainment system, ceiling-mounted $1000$1000
Handwriting recognition$200  
HD radio$50  
In-vehicle Internet$150  
Media drive$15  
Traffic + travel information$25  
Wi-Fi hotspot$50  
Instruments, Lights, and Mirrors 
Auto-dimming headlights$200  
Auto-dimming passenger-side mirror$75  
Cornering lights$50  
Fog light, rear$100  
Fog lights $125$125
Head-up display (HUD)$350  
Headlight washers$50  
Interior ambient lighting, configurable$150  
LED headlights$1000  
Power-folding mirrors$50  
Xenon HID headlights $500$500
Seats and Interior Trim 
Carbon fiber trim$200  
Massage, driver seat$100  
Massage, passenger seat$100  
Memory system, passenger seat$150  
Power 4-way lumbar adjuster, driver seat$150  
Power 4-way lumbar adjuster, passenger seat$150  
Power headrest height adjuster, driver seat$50  
Power headrest height adjuster, passenger seat$50  
Power lumbar adjuster, driver seat $100$100
Power recliner, second row seats $150$150
Power seat belt height adjusters, front row$25  
Power seatback bolsters, driver seat$100  
Power seatback bolsters, passenger seat$100  
Power thigh bolsters, driver seat$100  
Power thigh bolsters, passenger seat$100  
Power thigh support length adjuster, driver seat$100  
Power thigh support length adjuster, passenger seat$100  
Power tilt adjuster, passenger seat$100  
Power upper seatback recliner, driver seat$100  
Power upper seatback recliner, passenger seat$100  
Upholstered instrument panel$300  
Wood trim $300$300
Suspension, Wheels, and Tires 
Active steering$1000  
Adaptive dampers - electrical$500  
Air suspension, auto-leveling and height adjustable$1000  
Electronic systems calibration selector$200  
Transmission 
Steering-wheel-mounted transmission controls$100  
Total Value of Features$17,580$4,625$4,625
Value of Feature Adjustments$12,955$0$0
Value of Feature Adjustments-12,05500

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Specifications Comparison: Audi A8 / S8 vs. Infiniti M

Model Year20182006
ModelA8 / S8M
Body4dr Sedan4dr Sedan
Wheelbase117.8 in114.2 in
Length202.6 in192.6 in
Width76.7 in70.8 in
Height57.4 in59.4 in
Curb Weight4,686 lb.3,890 lb.
Fuel Capacity21.7 gal.20.0 gal.
Row 1 Headroom37.2 in39.6 in
Row 1 Shoulder Room59.1 in58.2 in
Row 1 Hip Room0.0 in55.1 in
Row 1 Legroom41.4 in44.2 in
Row 2 Headroom38.1 in37.8 in
Row 2 Shoulder Room57.8 in56.9 in
Row 2 Hip Room0.0 in53.9 in
Row 2 Legroom38.7 in37.3 in
Cargo Volume14.2 ft314.9 ft3

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Option Package Details
Audi A8 / S8 S8 Plus

Executive Plus Package
FeatureValueRequested?
Heated second row seats200Yes
Rear seat pass-through100Yes
Heated steering wheel100No
Ski sack50No
Radar- or camera-based collision preparation system0Yes
Lane departure warning200Yes
Adaptive cruise control, all-speed700No
Automatic braking, low-speed200No
Forward collision warning200Yes
Lane departure prevention, steering-based200No
Total Requested70036%
Total Not Requested125064%

Option Package Details
Infiniti M M35 Luxury

Body kit
FeatureValueRequested?
Body kit0Yes
Rear spoiler200Yes
Total Requested200100%
Total Not Requested00%
Premium Package
FeatureValueRequested?
Entertainment system, ceiling-mounted1000Yes
Heated second row seats200Yes
Power recliner, second row seats150No
Sunshade, rear, power225Yes
Rear seat audio controls25No
Rear air vents with manual controls50Yes
Bose, 308W, 14 speakers (with subwoofer)350No
Heated front seats200Yes
Cooled or ventilated front seats300Yes
Universal garage door opener100Yes
Steering-linked headlights150Yes
Xenon HID headlights500Yes
Rearview camera200Yes
Compass0Yes
A/V input jacks25No
Navigation system600Yes
Adaptive cruise control450Yes
Satellite radio200Yes
Surround sound250Yes
DVD-compatible player0Yes
Radar- or camera-based collision preparation system0Yes
Lane departure warning system200Yes
Forward collision alert200Yes
Total Requested482590%
Total Not Requested55010%

Option Package Details
Infiniti M M45 Luxury

Body kit
FeatureValueRequested?
Body kit0Yes
Rear spoiler200Yes
Total Requested200100%
Total Not Requested00%
Premium Package
FeatureValueRequested?
Entertainment system, ceiling-mounted1000Yes
Heated second row seats200Yes
Power recliner, second row seats150No
Sunshade, rear, power225Yes
Rear seat audio controls25No
Rear air vents with manual controls50Yes
Bose, 308W, 14 speakers (with subwoofer)350No
Heated front seats200Yes
Cooled or ventilated front seats300Yes
Universal garage door opener100Yes
Steering-linked headlights150Yes
Xenon HID headlights500Yes
Rearview camera200Yes
Compass0Yes
A/V input jacks25No
Navigation system600Yes
Adaptive cruise control450Yes
Satellite radio200Yes
Surround sound250Yes
DVD-compatible player0Yes
Radar- or camera-based collision preparation system0Yes
Lane departure warning system200Yes
Forward collision alert200Yes
Total Requested482590%
Total Not Requested55010%

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