Audi A4 / S4 Audi A4 / S4 2006 Infiniti Q50 Infiniti Q50 2014

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Audi A4 / S4 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 A4 / S4 vs. Infiniti Q50 Invoice Comparison

Lowest Total Price: $46,365

Infiniti Q50 3.7 Premium   
Difference: $10,305

Lowest Total Invoice: $43,108

Infiniti Q50 3.7 Premium   
Difference: $9,259

Calculate Payments

  Down Payment Interest Rate Term
Model Year200620142014
ModelA4 / S4Q50Q50
TrimS43.7 PremiumS 3.7
Body4dr Sedan4dr Sedan4dr Sedan
Base Price $46,400 $40,000 $43,650
Base Invoice $42,758 $37,200 $40,595
Premium Package 2,900    
6-speed shiftable automatic 1,200    
Metallic paint (extra cost) 450    
Bluetooth cell phone link 500    
Bose 215W 10 speakers 1,000    
Tire-pressure monitor 250    
Navigation system 1,950    
Leather seating surfaces   1,000  
Cargo Package   200 200
Navigation Package   1,400 1,400
Temporary spare tire   200 200
Rear spoiler   860 860
AWD   1,800 1,800
Premium Package 2,639    
6-speed shiftable automatic 1,172    
Metallic paint (extra cost) 410    
Bluetooth cell phone link 455    
Bose 215W 10 speakers 910    
Tire-pressure monitor 228    
Navigation system 1,775    
Leather seating surfaces   930  
Cargo Package   149 149
Navigation Package   1,302 1,302
Temporary spare tire   186 186
Rear spoiler   762 762
AWD   1,674 1,674
Options (change) 8,250 5,460 4,460
Options (change) 7,589 5,003 4,073
Destination 720 905 905
Gas Tax 1,300 0 0
Total Price $56,670 $46,365 $49,015
Total Invoice $52,367 $43,108 $45,573

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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 A4 / S4 vs. Infiniti Q50

Lowest Adjusted Price and Invoice: Infiniti Q50 3.7 Premium
TrueDelta Adjusted Price Difference: $11,270
TrueDelta Adjusted Invoice Difference: $10,156
Model Year200620142014
ModelA4 / S4Q50Q50
TrimS43.7 PremiumS 3.7
Body4dr Sedan4dr Sedan4dr Sedan
Engine340hp V8328hp V6328hp V6
TransmissionT6T7T7
DrivetrainAWDAWDAWD
EPA Fuel Economy (city/highway)15/23 MPG19/27 MPG19/27 MPG
Audio (watts, speakers)215, 10?, 14?, 14
Tire (rear if not all the same)235/40-18225/55-17245/40-19
Total Price$56,670$46,365$49,015
Adjustments for Features0-965-1,265
Feature-Adjusted Total Price$56,670$45,400$47,750
Cost Above Minimum$0$0$2,350
Total Invoice$52,367$43,108$45,573
Adjustments for Features0-897-1,176
Feature-Adjusted Total Invoice$52,367$42,211$44,397
Cost Above Minimum$0$0$2,186

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Features Comparison: Audi A4 / S4 vs. Infiniti Q50

Model Year200620142014
ModelA4 / S4Q50Q50
TrimS43.7 PremiumS 3.7
Body4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100  
7-speed manually-shiftable automatic $1200$1200
AWD$1700$1700$1700
Accessories 
Heated steering wheel $100$100
Proximity key $250$250
Remote app $25$25
Remote window/roof operation $15$15
Brakes, Airbags, and Other Safety 
Rearview camera $200$200
Tires, run-flat $150$150
Torque vectoring, brake-based $100$100
Cargo Management 
Cargo mat $40$40
Overhead sunglass holder $25$25
Rear seat pass-through $100$100
Climate Control 
Heated windshield washer nozzles$15  
Rain-sensing wipers$175  
Rear air vents $100$100
Variable intermittent wipers $75$75
Exterior 
Black grille (optional) $0$0
Bodyside moldings$75  
Self-repairing paint $0$0
Infotainment 
App support $0$0
Aux input $50$50
Bluetooth audio streaming $25$25
CD changer, remote$200  
CD player $125$125
Concierge Services - 4 year subscription $200$200
HD radio $50$50
MP3-compatible player $50$50
SMS text-to-speech reader $25$25
Surround sound $250$250
Telematics service, such as OnStar $200$200
Traffic + travel information $25$25
Voice control for nav and audio $100$100
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror$75  
Auto-dimming passenger-side mirror$75  
Compass$0  
Fog light, rear$100  
Headlight washers$50  
LED headlights $1000$1000
Power-folding mirrors$50  
Steering-linked headlights$150  
Xenon HID headlights$500  
Seats and Interior Trim 
Aluminum trim $100$100
Folding second row seats$300  
Manual thigh support length adjuster, driver seat$50 $50
Manual thigh support length adjuster, passenger seat  $50
Memory system, driver seat$200  
Power 4-way lumbar adjuster, driver seat$150  
Power 4-way lumbar adjuster, passenger seat$150  
Power lumbar adjuster, driver seat $100$100
Power seatback bolsters, driver seat  $100
Wood trim$300  
Suspension, Wheels, and Tires 
Alloy wheels$350 $350
Machined alloy wheels $350 
Performance steering system (optional)  $0
Sport suspension (upgrade)  $0
Ultra-sport suspension (upgrade)$0  
Transmission 
Steering-wheel-mounted transmission controls  $100
Total Value of Features$5,765$6,730$7,030
Value of Feature Adjustments$0$965$1,265
Value of Feature Adjustments0-897-1,176

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Specifications Comparison: Audi A4 / S4 vs. Infiniti Q50

Model Year20062014
ModelA4 / S4Q50
Body4dr Sedan4dr Sedan
Wheelbase104.3 in112.2 in
Length180.6 in188.3 in
Width69.8 in71.8 in
Height56.2 in56.8 in
Curb Weight3,902 lb.3,748 lb.
Fuel Capacity16.6 gal.20.0 gal.
Row 1 Headroom38.4 in40.2 in
Row 1 Shoulder Room55.1 in56.7 in
Row 1 Hip Room0.0 in53.2 in
Row 1 Legroom41.3 in44.5 in
Row 2 Headroom37.2 in37.5 in
Row 2 Shoulder Room53.4 in56.1 in
Row 2 Hip Room0.0 in52.5 in
Row 2 Legroom34.3 in35.1 in
Cargo Volume13.4 ft313.5 ft3

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Option Package Details
Audi A4 / S4 S4

Premium Package
FeatureValueRequested?
Heated front seats200Yes
Sunroof900Yes
Universal garage door opener100Yes
Rain-sensing wipers100No
Automatic headlights125Yes
Steering-linked headlights150No
Alloy wheels, optional design0No
Memory system, driver seat200No
Auto-dimming rearview mirror150Yes
Auto-dimming driver-side mirror75No
Compass0No
Power-folding mirrors50No
Auto-dimming passenger-side mirror75No
Total Requested147569%
Total Not Requested65031%

Option Package Details
Infiniti Q50 3.7 Premium

Leather seating surfaces
FeatureValueRequested?
Leather seating surfaces900Yes
Power lumbar adjuster, driver seat50Yes
Total Requested950100%
Total Not Requested00%
Rear spoiler
FeatureValueRequested?
Rear spoiler200Yes
Black grille (optional)0No
Total Requested200100%
Total Not Requested00%
AWD
FeatureValueRequested?
AWD0Yes
Heated steering wheel100No
Total Requested00%
Total Not Requested100100%
Cargo Package
FeatureValueRequested?
Cargo net40Yes
Cargo mat40No
First-aid kit15No
Total Requested4042%
Total Not Requested5558%
Navigation Package
FeatureValueRequested?
Navigation system600Yes
Telematics service, such as OnStar200No
Voice control for nav and audio75No
Traffic + travel information25No
Remote app25No
Total Requested60065%
Total Not Requested32535%

Option Package Details
Infiniti Q50 S 3.7

Rear spoiler
FeatureValueRequested?
Rear spoiler200Yes
Black grille (optional)0No
Total Requested200100%
Total Not Requested00%
AWD
FeatureValueRequested?
AWD0Yes
Heated steering wheel100No
Total Requested00%
Total Not Requested100100%
Cargo Package
FeatureValueRequested?
Cargo net40Yes
Cargo mat40No
First-aid kit15No
Total Requested4042%
Total Not Requested5558%
Navigation Package
FeatureValueRequested?
Navigation system600Yes
Telematics service, such as OnStar200No
Voice control for nav and audio75No
Traffic + travel information25No
Remote app25No
Total Requested60065%
Total Not Requested32535%

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