Audi A4 / S4 Audi A4 / S4 2012 Infiniti QX Infiniti QX 2006

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Audi A4 / S4 vs. Infiniti QX 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 QX Invoice Comparison

Lowest Total Price: $45,800

Audi A4 / S4 A4 2.0T   
Difference: $7,100

Lowest Total Invoice: $42,661

Audi A4 / S4 A4 2.0T   
Difference: $5,864

Calculate Payments

  Down Payment Interest Rate Term
Model Year201220122006
ModelA4 / S4A4 / S4QX
TrimA4 2.0TS4 3.0TQX56
Body4dr Sedan4dr Sedan4dr SUV
Base Price $32,500 $47,300 $49,800
Base Invoice $30,227 $43,990 $45,750
Adaptive cruise control 2,100 2,100 800
Prestige Package 9,500 6,700  
Wood trim 350    
Metallic paint (extra cost) 475 475  
Sunroof     1,200
Satellite radio     350
Adaptive cruise control 1,954 1,954 689
Prestige Package 8,837 6,232  
Wood trim 325    
Metallic paint (extra cost) 443 443  
Sunroof     1,034
Satellite radio     302
Options (change) 12,425 9,275 2,350
Options (change) 11,559 8,629 2,025
Destination 875 875 750
Total Price $45,800 $57,450 $52,900
Total Invoice $42,661 $53,494 $48,525

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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 A4 / S4 dealer quotes or Infiniti QX dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Audi A4 / S4 vs. Infiniti QX

Lowest Adjusted Price and Invoice: Audi A4 / S4 A4 2.0T
TrueDelta Adjusted Price Difference: $4,200
TrueDelta Adjusted Invoice Difference: $3,204
Model Year201220122006
ModelA4 / S4A4 / S4QX
TrimA4 2.0TS4 3.0TQX56
Body4dr Sedan4dr Sedan4dr SUV
Engine211hp I4333hp V6315hp V8
TransmissionCVT-8M6A5
DrivetrainFWDAWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG
Audio (watts, speakers)505, 14505, 14265, 10
Tire (rear if not all the same)245/40-18255/35-19265/70-18
Total Price$45,800$57,450$52,900
Adjustments for Features0-900-2,900
Feature-Adjusted Total Price$45,800$56,550$50,000
Cost Above Minimum$0$10,750$0
Total Invoice$42,661$53,494$48,525
Adjustments for Features0-838-2,660
Feature-Adjusted Total Invoice$42,661$52,656$45,865
Cost Above Minimum$0$9,995$0

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Features Comparison: Audi A4 / S4 vs. Infiniti QX

Model Year201220122006
ModelA4 / S4A4 / S4QX
TrimA4 2.0TS4 3.0TQX56
Body4dr Sedan4dr Sedan4dr SUV
Transmission and Drivetrain 
8-speed manually-shiftable CVT$1100  
6-speed manual $150 
5-speed automatic  $900
FWD$0  
AWD $1700 
RWD  $0
Accessories 
Power flip-out rear side windows  $125
Power liftgate  $350
Power-adjustable pedals  $125
Proximity key$250$250 
Remote window/roof operation  $15
Tilt steering wheel, power  $200
Tilt/telescoping steering wheel, manual$250$250 
Brakes, Airbags, and Other Safety 
Blind spot warning system$200$200 
Rollover sensor  $50
Side curtain airbags$350$350 
Side curtain airbags, three rows  $500
Cargo Management 
Air-conditioned storage compartment$50$50 
Overhead console storage compartments  $100
Overhead sunglass holder  $25
Removable second-row console  $200
Roof rack  $300
Climate Control 
Heated windshield washer nozzles$15$15 
Rain-sensing wipers$175$175 
Rear air vents with automatic controls$250$250 
Rear air vents with manual controls  $150
Rear HVAC unit  $400
Rear wiper  $175
Variable intermittent wipers  $75
Exterior 
Bodyside cladding  $350
Deep-tinted rear windows  $275
Running boards  $350
Tow hook(s), front  $40
Wheel-lip moldings  $75
Infotainment 
Aux input$50$50 
CD changer, in-dash  $325
CD player$125$125 
DVD-compatible player$0$0 
HD radio$50$50 
iPod integration$100$100 
Media drive$15$15 
Rear seat audio controls  $25
Surround sound$250$250 
Traffic information$25$25 
Voice control for nav and audio$100$100 
Instruments, Lights, and Mirrors 
Analog clock  $25
Fog light, rear$100$100 
Power-folding mirrors  $50
Steering-linked headlights$150$150 
Transmission temperature gauge  $75
Seats and Interior Trim 
Aluminum trim $100 
Folding passenger seat  $150
Folding third row seats  $600
Heated second row seats  $200
Leather-wrapped steering wheel$150$150 
Manual lumbar adjuster, passenger seat  $50
Manual recliner, second row seats  $75
Manual thigh support length adjuster, driver seat $50 
Manual thigh support length adjuster, passenger seat $50 
Power 4-way lumbar adjuster, driver seat$150$150 
Power 4-way lumbar adjuster, passenger seat $150 
Power lumbar adjuster, driver seat  $100
Synthetic suede inserts in leather seating surfaces $0 
Wood trim$300 $300
Wood/leather-wrapped steering wheel  $150
Suspension, Wheels, and Tires 
Alloy wheels$350$350 
Auto-leveling rear shocks  $200
Polished alloy wheels  $350
Sport suspension (upgrade) $0 
Transmission 
Steering-wheel-mounted transmission controls $100 
Total Value of Features$4,555$5,455$7,455
Value of Feature Adjustments$0$900$2,900
Value of Feature Adjustments0-838-2,660

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Specifications Comparison: Audi A4 / S4 vs. Infiniti QX

Model Year20122006
ModelA4 / S4QX
Body4dr Sedan4dr SUV
Wheelbase110.6 in123.2 in
Length185.2 in206.9 in
Width71.9 in78.8 in
Height56.2 in77.0 in
Curb Weight3,591 lb.5,369 lb.
Fuel Capacity16.9 gal.28.0 gal.
Row 1 Headroom40.0 in41.0 in
Row 1 Shoulder Room55.5 in65.1 in
Row 1 Hip Room0.0 in61.3 in
Row 1 Legroom41.3 in41.8 in
Row 2 Headroom37.5 in40.0 in
Row 2 Shoulder Room54.3 in64.5 in
Row 2 Hip Room0.0 in60.1 in
Row 2 Legroom35.2 in41.9 in
Row 3 Headroom0.0 in35.9 in
Row 3 Shoulder Room0.0 in63.7 in
Row 3 Hip Room0.0 in48.8 in
Row 3 Legroom0.0 in32.2 in
Cargo Volume,
Minimum
12.4 ft320.0 ft3
Cargo Volume,
Behind R2
12.461.2 ft3
Cargo Volume,
Maximum
12.497.1 ft3

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Option Package Details
Audi A4 / S4 A4 2.0T

Prestige Package
FeatureValueRequested?
Steering-linked headlights150No
Obstacle detection, rear250Yes
Rearview camera200Yes
Surround sound250No
Proximity key250No
HD radio50No
Blind spot warning system200No
Bang & Olufsen, 505W, 14 speakers (with subwoofer)350No
Compass0Yes
Dual-zone climate control125Yes
Auto-dimming passenger-side mirror75Yes
Heated front seats200Yes
Rear air vents with automatic controls250No
Folding second row seats300Yes
Auto-dimming rearview mirror150Yes
Trip computer150Yes
Rain-sensing wipers100No
Memory system, driver seat200Yes
Auto-dimming driver-side mirror75Yes
Second-row 2-section 3-person split bench100No
245/40HR18 tires400No
Navigation system600Yes
DVD-compatible player0No
Voice control for nav and audio100No
Traffic information25No
Media drive, large15No
Universal garage door opener100Yes
Bluetooth cell phone link100Yes
iPod integration100No
Automatic headlights125Yes
Xenon HID headlights500Yes
Additional chrome trim0No
Total Requested315057%
Total Not Requested234043%

Option Package Details
Audi A4 / S4 S4 3.0T

Prestige Package
FeatureValueRequested?
255/35YR19 tires400No
Steering-linked headlights150No
Obstacle detection, rear250Yes
Rearview camera200Yes
Surround sound250No
Proximity key250No
HD radio50No
Blind spot warning system200No
Bang & Olufsen, 505W, 14 speakers (with subwoofer)350No
Navigation system600Yes
DVD-compatible player0No
Voice control for nav and audio100No
Traffic information25No
Media drive, large15No
Total Requested105037%
Total Not Requested179063%

Option Package Details
Infiniti QX QX56

Adaptive cruise control
FeatureValueRequested?
Adaptive cruise control450Yes
Radar- or camera-based collision preparation system0Yes
Forward collision alert200Yes
Total Requested650100%
Total Not Requested00%

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