Infiniti QX Infiniti QX 2006 Audi A4 / S4 / RS4 Audi A4 / S4 / RS4 2008

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Infiniti QX vs. Audi A4 / S4 / RS4 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 / RS4 Invoice Comparison

Lowest Total Price: $52,130

Infiniti QX QX56   
Difference: $6,670

Lowest Total Invoice: $47,856

Infiniti QX QX56   
Difference: $7,003

Calculate Payments

  Down Payment Interest Rate Term
Model Year20062008
ModelQXA4 / S4 / RS4
TrimQX56S4 Avant
Body4dr SUV4dr Wagon
Base Price $49,800 $49,610
Base Invoice $45,750 $46,137
Sunroof 1,200  
Cargo net 30  
Satellite radio 350  
Convenience Package   2,125
Metallic paint (extra cost)   475
Bluetooth cell phone link   500
Navigation system   1,950
Wood trim   400
Wood/leather-wrapped steering wheel   690
Obstacle detection, rear   350
Heated second row seats   225
Sunroof 1,034  
Cargo net 20  
Satellite radio 302  
Convenience Package   1,977
Metallic paint (extra cost)   443
Bluetooth cell phone link   466
Navigation system   1,813
Wood trim   373
Wood/leather-wrapped steering wheel   641
Obstacle detection, rear   325
Heated second row seats   209
Options (change) 1,580 6,715
Options (change) 1,356 6,247
Destination 750 775
Gas Tax 0 1,700
Total Price $52,130 $58,800
Total Invoice $47,856 $54,859

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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 / RS4 dealer quotes from dealers using our car quote form.

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

Lowest Adjusted Price and Invoice: Infiniti QX QX56
TrueDelta Adjusted Price Difference: $9,370
TrueDelta Adjusted Invoice Difference: $9,482
Model Year20062008
ModelQXA4 / S4 / RS4
TrimQX56S4 Avant
Body4dr SUV4dr Wagon
Engine315hp V8340hp V8
TransmissionA5M6
DrivetrainRWDAWD
EPA Fuel Economy (city/highway)/ MPG/ MPG
Audio (watts, speakers)265, 10215, 10
Tire (rear if not all the same)265/70-18235/40-18
Total Price$52,130$58,800
Adjustments for Features-2,7000
Feature-Adjusted Total Price$49,430$58,800
Total Invoice$47,856$54,859
Adjustments for Features-2,4790
Feature-Adjusted Total Invoice$45,377$54,859

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

Model Year20062008
ModelQXA4 / S4 / RS4
TrimQX56S4 Avant
Body4dr SUV4dr Wagon
Transmission and Drivetrain 
5-speed automatic$900 
6-speed manual $150
RWD$0 
AWD $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
Brakes, Airbags, and Other Safety 
Rearview camera$200 
Rollover sensor$50 
Side curtain airbags $350
Side curtain airbags, three rows$500 
Cargo Management 
Aluminum roof rails $250
Cargo area partition net $40
Cargo cover $75
Overhead console storage compartments$100 
Overhead sunglass holder$25 
Rear seat pass-through $100
Removable second-row console$200 
Roof rack$300 
Ski sack $50
Storage compartment under front seat(s) $50
Climate Control 
Heated windshield washer nozzles $15
Rain-sensing wipers $175
Rear air vents with manual controls$150 
Rear HVAC unit$400 
Variable intermittent wipers$75 
Exterior 
Bodyside cladding$350 
Bodyside moldings $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
Rear seat audio controls$25 
Instruments, Lights, and Mirrors 
Analog clock$25 
Fog light, rear $100
Headlight washers $50
Steering-linked headlights $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
Power 4-way lumbar adjuster, passenger seat $150
Power fore-aft adjuster, driver seat$100 
Power height adjuster, driver seat$100 
Power lumbar adjuster, driver seat$100 
Power recliner, driver seat$100 
Power tilt adjuster, driver seat$100 
Suspension, Wheels, and Tires 
Alloy wheels $350
Auto-leveling rear shocks$200 
Polished alloy wheels$350 
Ultra-sport suspension (upgrade) $0
Total Value of Features$7,180$4,480
Value of Feature Adjustments$2,700$0
Value of Feature Adjustments-2,4790

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

Model Year20062008
ModelQXA4 / S4 / RS4
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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Option Package Details
Audi A4 / S4 / RS4 S4 Avant

Navigation system
FeatureValueRequested?
Navigation system600Yes
CD changer, remote-125Yes
SD Card slot25No
Total Requested47595%
Total Not Requested255%
Convenience Package
FeatureValueRequested?
Bose, 215W, 10 speakers (with subwoofer)350No
Memory system, driver seat200Yes
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100No
Automatic headlights125Yes
Steering-linked headlights150No
Auto-dimming driver-side mirror75Yes
Compass0Yes
Power-folding mirrors50Yes
Auto-dimming passenger-side mirror75Yes
Total Requested77556%
Total Not Requested60044%

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