Audi A4 / S4 / RS4 Audi A4 / S4 / RS4 2007 Infiniti Q40 Infiniti Q40 2015
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Audi A4 / S4 / RS4 vs. Infiniti Q40 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 / RS4 vs. Infiniti Q40 Invoice Comparison

Lowest Total Price: $40,355

Infiniti Q40   
Difference: $14,990

Lowest Total Invoice: $37,593

Infiniti Q40   
Difference: $13,568

Calculate Payments

  Down Payment Interest Rate Term
Model Year20072015
ModelA4 / S4 / RS4Q40
TrimS4Base
Body4dr Sedan4dr Sedan
Base Price $47,500 $33,950
Base Invoice $43,759 $31,574
6-speed shiftable automatic 1,200  
Metallic paint (extra cost) 475  
Heated front seats 450  
Bluetooth cell phone link 500  
Tire-pressure monitor 250  
Navigation system 1,950  
Convenience Package 1,000  
Navigation Package   2,900
Sunroof   1,000
AWD   1,600
6-speed shiftable automatic 1,172  
Metallic paint (extra cost) 432  
Heated front seats 410  
Bluetooth cell phone link 455  
Tire-pressure monitor 228  
Navigation system 1,775  
Convenience Package 910  
Navigation Package   2,697
Sunroof   930
AWD   1,487
Options (change) 5,825 5,500
Options (change) 5,382 5,114
Destination 720 905
Gas Tax 1,300 0
Total Price $55,345 $40,355
Total Invoice $51,161 $37,593

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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

Want to find out how much dealers are willing to discount these cars?

Request free, no-obligation Audi A4 / S4 / RS4 dealer quotes or Infiniti Q40 dealer quotes from dealers using our car quote form.

The process is easy and takes just a minute or two. You'll receive price quotes from local approved dealers within 48 hours.

TrueDelta Value Comparison: Audi A4 / S4 / RS4 vs. Infiniti Q40

Lowest Adjusted Price and Invoice: Infiniti Q40
TrueDelta Adjusted Price Difference: $14,900
TrueDelta Adjusted Invoice Difference: $13,485
Model Year20072015
ModelA4 / S4 / RS4Q40
TrimS4Base
Body4dr Sedan4dr Sedan
Engine340hp V8328hp V6
TransmissionT6T7
DrivetrainAWDAWD
EPA Fuel Economy (city/highway)15/23 MPG18/25 MPG
Audio (watts, speakers)150, 10?, 10
Tire (rear if not all the same)235/40-18225/55-17
Total Price$55,345$40,355
Adjustments for Features-900
Feature-Adjusted Total Price$55,255$40,355
Total Invoice$51,161$37,593
Adjustments for Features-830
Feature-Adjusted Total Invoice$51,078$37,593

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Features Comparison: Audi A4 / S4 / RS4 vs. Infiniti Q40

Model Year20072015
ModelA4 / S4 / RS4Q40
TrimS4Base
Body4dr Sedan4dr Sedan
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100 
7-speed manually-shiftable automatic $1200
AWD$1700$1700
Accessories 
Proximity key $250
Remote window/roof operation $15
Brakes, Airbags, and Other Safety 
Rearview camera $200
Cargo Management 
Cargo net$40 
Overhead sunglass holder $25
Ski sack$50 
Storage compartment under front seat(s)$50 
Climate Control 
Dual-zone climate control$125 
Heated windshield washer nozzles$15 
Rain-sensing wipers$175 
Rear air vents $100
Variable intermittent wipers $75
Exterior 
Bodyside moldings$75 
Rear spoiler$200 
Infotainment 
Aux input $50
Bluetooth audio streaming $25
CD changer, remote$200 
CD player $125
Concierge Services - 4 year subscription $200
DVD-compatible player $0
Satellite radio $200
Surround sound $250
Traffic + travel information $25
Voice control for nav and audio $100
Instruments, Lights, and Mirrors 
Analog clock $25
Auto-dimming driver-side mirror$75 
Auto-dimming passenger-side mirror$75 
Fog light, rear$100 
Headlight washers$50 
Power-folding mirrors$50 
Steering-linked headlights$150 
Turn signals on or near mirrors$25 
Seats and Interior Trim 
Folding second row seats$300 
Manual lumbar adjuster, driver seat $50
Manual thigh support length adjuster, driver seat$50 
Memory system, driver seat$200 
Power 4-way lumbar adjuster, driver seat$150 
Power 4-way lumbar adjuster, passenger seat$150 
Power fore-aft adjuster, driver seat $100
Power height adjuster, driver seat $100
Power recliner, driver seat $100
Power tilt adjuster, driver seat $100
Suspension, Wheels, and Tires 
Ultra-sport suspension (upgrade)$0 
Total Value of Features$5,105$5,015
Value of Feature Adjustments$90$0
Value of Feature Adjustments-830

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See a complete comparison of Audi A4 / S4 / RS4 vs. Infiniti Q40 features.

Specifications Comparison: Audi A4 / S4 / RS4 vs. Infiniti Q40

Model Year20072015
ModelA4 / S4 / RS4Q40
Body4dr Sedan4dr Sedan
Wheelbase104.3 in112.2 in
Length180.6 in187.9 in
Width69.8 in69.8 in
Height56.2 in57.2 in
Curb Weight3,902 lb.3,821 lb.
Fuel Capacity16.6 gal.20.0 gal.
Row 1 Headroom38.4 in40.5 in
Row 1 Shoulder Room55.1 in55.6 in
Row 1 Hip Room0.0 in55.1 in
Row 1 Legroom41.3 in43.9 in
Row 2 Headroom37.2 in37.7 in
Row 2 Shoulder Room53.4 in55.2 in
Row 2 Hip Room0.0 in53.7 in
Row 2 Legroom34.3 in34.7 in
Cargo Volume13.4 ft313.5 ft3

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See a complete comparison of Audi A4 / S4 / RS4 vs. Infiniti Q40 specs.

Option Package Details
Audi A4 / S4 / RS4 S4

Convenience Package
FeatureValueRequested?
Memory system, driver seat200No
Compass0Yes
Power-folding mirrors50No
Auto-dimming passenger-side mirror75No
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100No
Automatic headlights125Yes
Steering-linked headlights150No
Auto-dimming driver-side mirror75No
Total Requested37537%
Total Not Requested65063%

Option Package Details
Infiniti Q40

Navigation Package
FeatureValueRequested?
Navigation system600Yes
Surround sound250No
DVD-compatible player0No
Bose, 10 speakers (with subwoofer)350No
Voice control for nav and audio100No
Traffic + travel information25No
Bluetooth audio streaming25No
Total Requested60044%
Total Not Requested75056%

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