Audi A8 / S8 Audi A8 / S8 2018 Infiniti Q50 Infiniti Q50 2018
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Audi A8 / S8 vs. Infiniti Q50 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 Q50 Invoice Comparison

Lowest Total Price: $54,165

Infiniti Q50 3.0t Sport   
Difference: $65,735

Lowest Total Invoice: $50,380

Infiniti Q50 3.0t Sport   
Difference: $61,196

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  Down Payment Interest Rate Term
Model Year201820182018
ModelA8 / S8Q50Q50
TrimS8 Plus3.0t Sport3.0t Red Sport
Body4dr Sedan4dr Sedan4dr Sedan
Base Price $115,900 $40,650 $51,000
Base Invoice $107,788 $37,805 $47,430
Executive Plus Package 2,800    
All-weather floor mats 225 225 225
ProASSIST Package Infiniti   1,650  
Essential Package   2,500  
ProACTIVE Package   2,700 2,700
Illuminated door sill trim plates   465 465
Sensory Package   2,650 2,650
Illuminated grille emblem   400 400
Performance Package   1,500  
Rear spoiler   430 430
Executive Plus Package 2,604    
All-weather floor mats 209 195 195
ProASSIST Package Infiniti   1,535  
Essential Package   2,325  
ProACTIVE Package   2,511 2,511
Illuminated door sill trim plates   391 391
Sensory Package   2,465 2,465
Illuminated grille emblem   360 360
Performance Package   1,395  
Rear spoiler   403 403
Options (change) 3,025 12,520 6,870
Options (change) 2,813 11,580 6,325
Destination 975 995 995
Total Price $119,900 $54,165 $58,865
Total Invoice $111,576 $50,380 $54,750

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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 Q50

Lowest Adjusted Price and Invoice: Infiniti Q50 3.0t Sport
TrueDelta Adjusted Price Difference: $57,530
TrueDelta Adjusted Invoice Difference: $53,561
Model Year201820182018
ModelA8 / S8Q50Q50
TrimS8 Plus3.0t Sport3.0t Red Sport
Body4dr Sedan4dr Sedan4dr Sedan
Engine605hp V8300hp V6400hp V6
TransmissionT8T7T7
DrivetrainAWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG
Audio (watts, speakers)630, 14?, 16?, 16
Tire (rear if not all the same)275/35-21245/40-19245/40-19
Total Price$119,900$54,165$58,865
Adjustments for Features-8,2050-75
Feature-Adjusted Total Price$111,695$54,165$58,790
Cost Above Minimum$0$0$4,625
Total Invoice$111,576$50,380$54,750
Adjustments for Features-7,6350-70
Feature-Adjusted Total Invoice$103,941$50,380$54,680
Cost Above Minimum$0$0$4,300

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Features Comparison: Audi A8 / S8 vs. Infiniti Q50

Model Year201820182018
ModelA8 / S8Q50Q50
TrimS8 Plus3.0t Sport3.0t Red Sport
Body4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
8-speed manually-shiftable automatic$1300  
7-speed manually-shiftable automatic $1200$1200
AWD$1700  
RWD $0$0
Accessories 
Active noise reduction$0  
Eco accelerator $100$100
Hands-free trunk or liftgate$100  
Power door closers$300  
Power trunk closer$350  
Remote app $25$25
Remote start $150$150
Sunshade, rear, power$225  
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$200
Automatic braking, low-speed$200  
Backup collision intervention $150$150
Blind spot collision prevention $150$150
Collision preparation system, rear$100  
Cross-traffic warning, rear $100$100
Forward collision warning$200  
Full-size spare tire$225  
Knee airbag, driver$75  
Knee airbag, passenger$75  
Lane departure prevention, steering-based$200  
Lane keeping assist $400$400
Moving object detection, front $25$25
Moving object detection, rear $25$25
Predictive forward collision warning $250$250
Rear side airbags$300  
Rollover sensor$50  
Tires, run-flat $150$150
Torque vectoring, brake-based $100$100
Wide-view front camera$150  
Wide-view rear camera$0  
Cargo Management 
Air-conditioned storage compartment$50  
Cargo net$40  
Cargo tray $40$40
Overhead sunglass holder $25$25
Ski sack$50  
Climate Control 
Heated windshield washer nozzles$15  
Ionizing air filtration $50$50
Rear air vents $100$100
Rear air vents with automatic controls$250  
Rear dual-zone climate control$125  
Residual heat$50  
Engine / Motor 
Dual-mode exhaust, switchable$500  
Exterior 
Body kit$0  
Illuminated grille emblem $0$0
Laminated front side windows$200  
Laminated rear side windows$100  
Painted brake calipers (optional)  $0
Self-repairing paint $0$0
Infotainment 
App support $0$0
Concierge Services - 1 year subscription $50$50
DVD-compatible player$0  
Handwriting recognition$200  
In-vehicle Internet$150  
Media drive$15  
SD Card slot$25  
SMS text-to-speech reader $25$25
Telematics service, such as OnStar $200$200
Wi-Fi hotspot$50  
Instruments, Lights, and Mirrors 
Analog clock$25  
Compass$0  
Cornering lights$50  
Fog light, rear$100  
Fog lights $125$125
Head-up display (HUD)$350  
Headlight washers$50  
Interior ambient lighting $150$150
Interior ambient lighting, configurable$150  
Power-folding mirrors$50  
Seats and Interior Trim 
Aluminum trim $100$100
Carbon fiber trim$200  
Cooled or ventilated front seats$300  
Door sill trim plates$100  
Folding second row seats $300$300
Heated second row seats$200  
Illuminated door sill trim plates $200$200
Leather door panel trim$250  
Manual thigh support length adjuster, driver seat $50$50
Manual thigh support length adjuster, passenger seat $50$50
Massage, driver seat$100  
Massage, passenger seat$100  
Memory system, passenger seat$150  
Metal pedals  $75
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 seat belt height adjusters, front row$25  
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 upper seatback recliner, driver seat$100  
Power upper seatback recliner, passenger seat$100  
Synthetic suede headliner$650  
Upholstered instrument panel$300  
Suspension, Wheels, and Tires 
Active steering$1000  
Active steering, electronic link $1000$1000
Air suspension, auto-leveling and height adjustable$1000  
Crosswind stabilization $50$50
Performance steering system (optional) $0$0
Wheels, dark finish  $0
Total Value of Features$13,845$5,640$5,715
Value of Feature Adjustments$8,205$0$75
Value of Feature Adjustments-7,6350-70

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See a complete comparison of Audi A8 / S8 vs. Infiniti Q50 features.

Specifications Comparison: Audi A8 / S8 vs. Infiniti Q50

Model Year20182018
ModelA8 / S8Q50
Body4dr Sedan4dr Sedan
Wheelbase117.8 in112.2 in
Length202.6 in189.6 in
Width76.7 in71.8 in
Height57.4 in57.2 in
Curb Weight4,686 lb.3,672 lb.
Fuel Capacity21.7 gal.20.0 gal.
Row 1 Headroom37.2 in40.2 in
Row 1 Shoulder Room59.1 in56.7 in
Row 1 Hip Room0.0 in53.2 in
Row 1 Legroom41.4 in44.5 in
Row 2 Headroom38.1 in37.5 in
Row 2 Shoulder Room57.8 in56.1 in
Row 2 Hip Room0.0 in52.5 in
Row 2 Legroom38.7 in35.1 in
Cargo Volume14.2 ft313.2 ft3

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See a complete comparison of Audi A8 / S8 vs. Infiniti Q50 specs.

Option Package Details
Audi A8 / S8 S8 Plus

Executive Plus Package
FeatureValueRequested?
Heated steering wheel100Yes
Ski sack50No
Heated second row seats200No
Rear seat pass-through100Yes
Lane departure warning200Yes
Adaptive cruise control, all-speed700Yes
Automatic braking, low-speed200No
Forward collision warning200Yes
Lane departure prevention, steering-based200Yes
Radar- or camera-based collision preparation system0Yes
Total Requested150077%
Total Not Requested45023%

Option Package Details
Infiniti Q50 3.0t Sport

All-weather floor mats
FeatureValueRequested?
All-weather floor mats75Yes
Cargo tray40No
Total Requested7565%
Total Not Requested4035%
ProASSIST Package Infiniti
FeatureValueRequested?
Obstacle detection, front150Yes
Obstacle detection, rear250Yes
Blind spot warning system200Yes
Around view cameras300Yes
Cross-traffic warning, rear100No
Automatic braking, high-speed or partial200No
Backup collision intervention150No
Moving object detection, front25No
Moving object detection, rear25No
Predictive forward collision warning250Yes
Total Requested115070%
Total Not Requested50030%
Essential Package
FeatureValueRequested?
Remote start150No
Folding second row seats300No
Second-row 2-section 3-person split bench100No
Telematics service, such as OnStar200No
Heated steering wheel100Yes
Voice control for nav and audio75Yes
Traffic + travel information25Yes
Remote app25No
Navigation system600Yes
Heated front seats200Yes
Total Requested100056%
Total Not Requested77544%
ProACTIVE Package
FeatureValueRequested?
Steering-linked headlights150Yes
Performance steering system (optional)250No
Auto-dimming headlights200Yes
Radar- or camera-based collision preparation system0Yes
Lane departure warning200Yes
Adaptive cruise control, all-speed700Yes
Crosswind stabilization50No
Blind spot collision prevention150No
Eco accelerator100No
Active steering, electronic link1000No
Lane keeping assist400No
Total Requested125039%
Total Not Requested195061%
Sensory Package
FeatureValueRequested?
Tilt/telescoping steering wheel, power100Yes
Memory system, driver seat200Yes
Auto-dimming driver-side mirror75Yes
Surround sound250Yes
Auto-dimming passenger-side mirror75Yes
Mirror tilt-down in reverse25Yes
Automatic air recirculation100Yes
Interior ambient lighting150Yes
Ionizing air filtration50No
Bose, 16 speakers (with subwoofer)350No
Total Requested97571%
Total Not Requested40029%
Performance Package
FeatureValueRequested?
Adaptive dampers - electrical500Yes
Performance braking system (optional)250No
Steering-wheel-mounted transmission controls100Yes
Total Requested60071%
Total Not Requested25029%

Option Package Details
Infiniti Q50 3.0t Red Sport

All-weather floor mats
FeatureValueRequested?
All-weather floor mats75Yes
Cargo tray40No
Total Requested7565%
Total Not Requested4035%
ProACTIVE Package
FeatureValueRequested?
Steering-linked headlights150Yes
Auto-dimming headlights200Yes
Radar- or camera-based collision preparation system0Yes
Lane departure warning200Yes
Adaptive cruise control, all-speed700Yes
Crosswind stabilization50No
Blind spot collision prevention150No
Eco accelerator100No
Active steering, electronic link1000No
Lane keeping assist400No
Total Requested125042%
Total Not Requested170058%
Sensory Package
FeatureValueRequested?
Tilt/telescoping steering wheel, power100Yes
Memory system, driver seat200Yes
Auto-dimming driver-side mirror75Yes
Surround sound250Yes
Auto-dimming passenger-side mirror75Yes
Mirror tilt-down in reverse25Yes
Automatic air recirculation100Yes
Interior ambient lighting150Yes
Ionizing air filtration50No
Bose, 16 speakers (with subwoofer)350No
Total Requested97571%
Total Not Requested40029%

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