Infiniti QX Infiniti QX 2007 Audi A4 / S4 Audi A4 / S4 2006
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Infiniti QX vs. Audi A4 / S4 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.

Infiniti QX vs. Audi A4 / S4 Invoice Comparison

Lowest Total Price: $41,385

Audi A4 / S4 A4 2.0T Avant   
Difference: $10,960

Lowest Total Invoice: $38,261

Audi A4 / S4 A4 2.0T Avant   
Difference: $9,802

Calculate Payments

  Down Payment Interest Rate Term
Model Year2007200620062006
ModelQXA4 / S4A4 / S4A4 / S4
TrimQX56A4 2.0T AvantA4 3.2 AvantS4 Avant
Body4dr SUV4dr Wagon4dr Wagon4dr Wagon
Base Price $49,950 $31,340 $36,390 $47,400
Base Invoice $45,888 $29,053 $33,649 $43,668
Cargo net 30      
Sunroof 1,200 1,400 1,000  
Satellite radio 350      
Cold Weather Package   400 400 400
Premium Package   1,850 1,050 2,900
Technology Package   1,275 1,275  
Metallic paint (extra cost)   450 450 450
Tire-pressure monitor   250 250 250
Obstacle detection, rear   350 350 350
Bluetooth cell phone link   500 500 500
Navigation system   1,950 1,950 1,950
Wood trim   400    
Wood/leather-wrapped steering wheel   500 500 500
Bose 215W 10 speakers       1,000
Cargo net 24      
Sunroof 1,034 1,274 910  
Satellite radio 302      
Cold Weather Package   364 364 364
Premium Package   1,684 956 2,639
Technology Package   1,160 1,160  
Metallic paint (extra cost)   410 410 410
Tire-pressure monitor   228 228 228
Obstacle detection, rear   319 319 319
Bluetooth cell phone link   455 455 455
Navigation system   1,775 1,775 1,775
Wood trim   364    
Wood/leather-wrapped steering wheel   455 455 455
Bose 215W 10 speakers       910
Options (change) 1,580 9,325 7,725 8,300
Options (change) 1,360 8,488 7,032 7,555
Destination 815 720 720 720
Gas Tax 0 0 0 1,700
Total Price $52,345 $41,385 $44,835 $58,120
Total Invoice $48,063 $38,261 $41,401 $53,643

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

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

Lowest Adjusted Price and Invoice: Audi A4 / S4 A4 2.0T Avant
TrueDelta Adjusted Price Difference: $8,310
TrueDelta Adjusted Invoice Difference: $7,369
Model Year2007200620062006
ModelQXA4 / S4A4 / S4A4 / S4
TrimQX56A4 2.0T AvantA4 3.2 AvantS4 Avant
Body4dr SUV4dr Wagon4dr Wagon4dr Wagon
Engine315hp V8200hp I4255hp V6340hp V8
TransmissionA5M6M6M6
DrivetrainRWDAWDAWDAWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)265, 10150, 10150, 10215, 10
Tire (rear if not all the same)265/70-18235/45-17235/45-17235/40-18
Total Price$52,345$41,385$44,835$58,120
Adjustments for Features-2,65000-250
Feature-Adjusted Total Price$49,695$41,385$44,835$57,870
Cost Above Minimum$0$0$3,450$16,485
Total Invoice$48,063$38,261$41,401$53,643
Adjustments for Features-2,43300-231
Feature-Adjusted Total Invoice$45,630$38,261$41,401$53,412
Cost Above Minimum$0$0$3,140$15,151

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Features Comparison: Infiniti QX vs. Audi A4 / S4

Model Year2007200620062006
ModelQXA4 / S4A4 / S4A4 / S4
TrimQX56A4 2.0T AvantA4 3.2 AvantS4 Avant
Body4dr SUV4dr Wagon4dr Wagon4dr Wagon
Transmission and Drivetrain 
5-speed automatic$900   
6-speed manual $150$150$150
RWD$0   
AWD $1700$1700$1700
Accessories 
Power flip-out rear side windows$125   
Power liftgate$350   
Power-adjustable pedals$125   
Remote window/roof operation$15   
Tilt steering wheel, power$200   
Tilt/telescoping steering wheel, manual $250$250$250
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0$0$0 
Rearview camera$200   
Rollover sensor$50   
Side curtain airbags $350$350$350
Side curtain airbags, three rows$500   
Cargo Management 
Aluminum roof rails $250$250$250
Cargo area partition net $40$40$40
Cargo cover $75$75$75
Overhead console storage compartments$100   
Overhead sunglass holder$25   
Rear seat pass-through $100$100$100
Removable second-row console$200   
Roof rack$300   
Ski sack $50$50$50
Storage compartment under front seat(s) $50$50 
Climate Control 
Heated windshield washer nozzles $15$15$15
Rain-sensing wipers $175$175$175
Rear air vents with manual controls$150   
Rear HVAC unit$400   
Variable intermittent wipers$75   
Exterior 
Bodyside cladding$350   
Bodyside moldings $75$75$75
Deep-tinted rear windows$275   
Running boards$350   
Tow hook(s), front$40   
Wheel-lip moldings$75   
Infotainment 
CD changer, in-dash$325   
CD changer, remote $200$200$200
MP3-compatible player$50   
Rear seat audio controls$25   
Satellite radio$200  $200
Instruments, Lights, and Mirrors 
Analog clock$25   
Fog light, rear $100$100$100
Headlight washers   $50
Steering-linked headlights $150$150$150
Transmission temperature gauge$75   
Seats and Interior Trim 
Folding passenger seat$150   
Folding third row seats$600   
Manual lumbar adjuster, passenger seat$50   
Manual recliner, second row seats$75   
Manual thigh support length adjuster, driver seat   $50
Power 4-way lumbar adjuster, driver seat $150$150$150
Power 4-way lumbar adjuster, passenger seat $150$150$150
Power lumbar adjuster, driver seat$100   
Suspension, Wheels, and Tires 
Alloy wheels $350$350$350
Auto-leveling rear shocks$200   
Polished alloy wheels$350   
Ultra-sport suspension (upgrade)   $0
Total Value of Features$7,030$4,380$4,380$4,630
Value of Feature Adjustments$2,650$0$0$250
Value of Feature Adjustments-2,43300-231

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

Specifications Comparison: Infiniti QX vs. Audi A4 / S4

Model Year20072006
ModelQXA4 / S4
Body4dr SUV4dr Wagon
Wheelbase123.2 in104.3 in
Length206.9 in180.6 in
Width78.8 in69.8 in
Height77.0 in56.2 in
Curb Weight5,369 lb.3,672 lb.
Fuel Capacity28.0 gal.16.6 gal.
Row 1 Headroom41.0 in38.4 in
Row 1 Shoulder Room65.1 in55.1 in
Row 1 Hip Room61.3 in0.0 in
Row 1 Legroom41.8 in41.3 in
Row 2 Headroom40.0 in37.6 in
Row 2 Shoulder Room64.5 in53.4 in
Row 2 Hip Room60.1 in0.0 in
Row 2 Legroom41.9 in34.3 in
Row 3 Headroom35.9 in0.0 in
Row 3 Shoulder Room63.7 in0.0 in
Row 3 Hip Room48.8 in0.0 in
Row 3 Legroom32.2 in0.0 in
Cargo Volume,
Minimum		20.0 ft327.8 ft3
Cargo Volume,
Behind R2		61.2 ft327.8 ft3
Cargo Volume,
Maximum		97.1 ft359.0 ft3

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

Option Package Details
Audi A4 / S4 A4 2.0T Avant

Sunroof
FeatureValueRequested?
Sunroof900Yes
Leather seating surfaces900Yes
Total Requested1800100%
Total Not Requested00%
Navigation system
FeatureValueRequested?
Navigation system600Yes
CD changer, remote-125Yes
Total Requested475100%
Total Not Requested00%
Cold Weather Package
FeatureValueRequested?
Heated second row seats200Yes
Rear seat pass-through100No
Ski sack50No
Total Requested20057%
Total Not Requested15043%
Premium Package
FeatureValueRequested?
Universal garage door opener100Yes
Rain-sensing wipers100No
Heated front seats200Yes
235/45HR17 tires400No
Auto-dimming driver-side mirror75Yes
Compass0Yes
Power-folding mirrors50Yes
Auto-dimming passenger-side mirror75Yes
Auto-dimming rearview mirror150Yes
Automatic headlights125Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat50Yes
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Total Requested107568%
Total Not Requested50032%
Technology Package
FeatureValueRequested?
Automatic headlights125Yes
Steering-linked headlights150No
Xenon HID headlights500Yes
Memory system, driver seat200Yes
Total Requested82585%
Total Not Requested15015%

Option Package Details
Audi A4 / S4 A4 3.2 Avant

Navigation system
FeatureValueRequested?
Navigation system600Yes
CD changer, remote-125Yes
Total Requested475100%
Total Not Requested00%
Cold Weather Package
FeatureValueRequested?
Heated second row seats200Yes
Rear seat pass-through100No
Ski sack50No
Total Requested20057%
Total Not Requested15043%
Premium Package
FeatureValueRequested?
Universal garage door opener100Yes
Rain-sensing wipers100No
Heated front seats200Yes
235/45HR17 tires400No
Auto-dimming driver-side mirror75Yes
Compass0Yes
Power-folding mirrors50Yes
Auto-dimming passenger-side mirror75Yes
Auto-dimming rearview mirror150Yes
Automatic headlights125Yes
Total Requested77561%
Total Not Requested50039%
Technology Package
FeatureValueRequested?
Automatic headlights125Yes
Steering-linked headlights150No
Xenon HID headlights500Yes
Memory system, driver seat200Yes
Total Requested82585%
Total Not Requested15015%

Option Package Details
Audi A4 / S4 S4 Avant

Bose, 215W, 10 speakers (with subwoofer)
FeatureValueRequested?
Bose, 215W, 10 speakers (with subwoofer)350No
Satellite radio200Yes
Total Requested20036%
Total Not Requested35064%
Navigation system
FeatureValueRequested?
Navigation system600Yes
CD changer, remote-125Yes
Total Requested475100%
Total Not Requested00%
Premium Package
FeatureValueRequested?
Universal garage door opener100Yes
Rain-sensing wipers100No
Automatic headlights125Yes
Steering-linked headlights150No
Alloy wheels, optional design0No
Memory system, driver seat200Yes
Heated front seats200Yes
Sunroof900Yes
Auto-dimming driver-side mirror75Yes
Compass0Yes
Power-folding mirrors50Yes
Auto-dimming passenger-side mirror75Yes
Auto-dimming rearview mirror150Yes
Total Requested187588%
Total Not Requested25012%
Cold Weather Package
FeatureValueRequested?
Heated second row seats200Yes
Rear seat pass-through100No
Ski sack50No
Total Requested20057%
Total Not Requested15043%

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