Audi A4 / S4 Audi A4 / S4 2009 Acura RLX Acura RLX 2015
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Audi A4 / S4 vs. Acura RLX 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. Acura RLX Invoice Comparison

Lowest Total Price: $44,750

Audi A4 / S4 A4 2.0T   
Difference: $16,620

Lowest Total Invoice: $41,678

Audi A4 / S4 A4 2.0T   
Difference: $14,425

Calculate Payments

  Down Payment Interest Rate Term
Model Year200920092015
ModelA4 / S4A4 / S4RLX
TrimA4 2.0TA4 3.2Base
Body4dr Sedan4dr Sedan4dr Sedan
Base Price $31,000 $40,400 $48,450
Base Invoice $28,830 $37,572 $44,324
Adaptive cruise control 2,100 2,100  
Navigation system 2,500 2,500  
Prestige Package 7,350 3,350  
Sunshade, rear, power 500 500  
Metallic paint (extra cost) 475 475  
Advance Package     12,000
Adaptive cruise control 1,953 1,953  
Navigation system 2,326 2,326  
Prestige Package 6,835 3,119  
Sunshade, rear, power 466 466  
Metallic paint (extra cost) 443 443  
Advance Package     10,859
Options (change) 12,925 8,925 12,000
Options (change) 12,023 8,307 10,859
Destination 825 825 920
Total Price $44,750 $50,150 $61,370
Total Invoice $41,678 $46,704 $56,103

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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 Acura RLX dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Audi A4 / S4 vs. Acura RLX

Lowest Adjusted Price and Invoice: Audi A4 / S4 A4 2.0T
TrueDelta Adjusted Price Difference: $12,045
TrueDelta Adjusted Invoice Difference: $10,243
Model Year200920092015
ModelA4 / S4A4 / S4RLX
TrimA4 2.0TA4 3.2Base
Body4dr Sedan4dr Sedan4dr Sedan
Engine211hp I4265hp V6310hp V6
TransmissionCVT-8T6T6
DrivetrainFWDAWDFWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG
Audio (watts, speakers)505, 14505, 14500, 14
Tire (rear if not all the same)245/40-18245/40-18245/40-19
Total Price$44,750$50,150$61,370
Adjustments for Features0-1,700-4,575
Feature-Adjusted Total Price$44,750$48,450$56,795
Cost Above Minimum$0$3,700$0
Total Invoice$41,678$46,704$56,103
Adjustments for Features0-1,583-4,182
Feature-Adjusted Total Invoice$41,678$45,121$51,921
Cost Above Minimum$0$3,443$0

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Features Comparison: Audi A4 / S4 vs. Acura RLX

Model Year200920092015
ModelA4 / S4A4 / S4RLX
TrimA4 2.0TA4 3.2Base
Body4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
8-speed manually-shiftable CVT$1100  
6-speed manually-shiftable automatic $1100$1100
FWD$0 $0
AWD $1700 
Accessories 
Active noise reduction  $0
Adaptive cruise control$600$600 
Adaptive cruise control, all-speed  $850
Heated steering wheel  $100
Remote app  $25
Remote window/roof operation  $15
Tilt/telescoping steering wheel, manual$250$250 
Tilt/telescoping steering wheel, power  $350
Brakes, Airbags, and Other Safety 
Automatic braking, high-speed or partial  $200
Knee airbag, driver  $75
Lane departure warning  $200
Lane keeping assist  $400
Obstacle detection, front  $150
Rollover sensor  $50
Temporary spare tire$150$150 
Torque vectoring, brake-based  $100
Cargo Management 
Cargo net$40$40 
Rear seat pass-through  $100
Climate Control 
Automatic air recirculation$100$100 
Heated windshield washer nozzles$15$15 
Exterior 
Bright-finished exhaust tip(s)$25$25 
Laminated front side windows  $200
Laminated rear side windows  $100
Infotainment 
App support  $0
Bluetooth audio streaming  $25
DVD-Audio-compatible player  $0
HD radio  $50
iPod integration$100$100 
Media drive  $15
SD Card slot$25$25 
SMS text-to-speech reader  $25
Telematics service, such as OnStar  $200
Traffic + travel information  $25
USB port  $25
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror  $75
Auto-dimming passenger-side mirror  $75
Compass$0$0 
Fog light, rear$100$100 
Fog lights$125$125 
LED headlights  $1000
Mirror tilt-down in reverse  $25
Power-folding mirrors  $50
Spotter mirror(s)  $50
Steering-linked headlights$150$150 
Xenon HID headlights$500$500 
Seats and Interior Trim 
Aluminum trim$100$100 
Cooled or ventilated front seats  $300
Folding second row seats$300$300 
Heated second row seats  $200
Leather door panel trim  $250
Power 4-way lumbar adjuster, passenger seat  $150
Suspension, Wheels, and Tires 
Adaptive dampers - mechanical  $100
Rear wheel steering  $1500
Transmission 
Steering-wheel-mounted transmission controls  $100
Total Value of Features$3,680$5,380$8,255
Value of Feature Adjustments$0$1,700$4,575
Value of Feature Adjustments0-1,583-4,182

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See a complete comparison of Audi A4 / S4 vs. Acura RLX features.

Specifications Comparison: Audi A4 / S4 vs. Acura RLX

Model Year20092015
ModelA4 / S4RLX
Body4dr Sedan4dr Sedan
Wheelbase110.6 in112.2 in
Length185.2 in196.1 in
Width71.9 in74.4 in
Height56.2 in57.7 in
Curb Weight3,591 lb.3,934 lb.
Fuel Capacity16.9 gal.18.5 gal.
Row 1 Headroom40.0 in37.6 in
Row 1 Shoulder Room55.5 in59.6 in
Row 1 Hip Room0.0 in55.9 in
Row 1 Legroom41.3 in42.3 in
Row 2 Headroom37.5 in36.9 in
Row 2 Shoulder Room54.3 in57.0 in
Row 2 Hip Room0.0 in54.5 in
Row 2 Legroom35.2 in38.8 in
Cargo Volume12.4 ft315.3 ft3

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See a complete comparison of Audi A4 / S4 vs. Acura RLX specs.

Option Package Details
Audi A4 / S4 A4 2.0T

Prestige Package
FeatureValueRequested?
Obstacle detection, rear250Yes
Surround sound250Yes
Proximity key250Yes
245/40HR18 tires400No
Blind spot warning system200Yes
Bang & Olufsen, 505W, 14 speakers (with subwoofer)350No
Memory system, driver seat200Yes
Bluetooth cell phone link100Yes
Compass0No
Dual-zone climate control125Yes
Cargo net40No
Heated front seats200Yes
iPod integration100Yes
CD changer, in-dash200No
Rear air vents with automatic controls250Yes
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Trip computer150Yes
Rain-sensing wipers100Yes
Automatic headlights125Yes
Steering-linked headlights150No
Xenon HID headlights500Yes
Total Requested305073%
Total Not Requested114027%

Option Package Details
Audi A4 / S4 A4 3.2

Prestige Package
FeatureValueRequested?
Obstacle detection, rear250Yes
Surround sound250Yes
Proximity key250Yes
245/40HR18 tires400No
Blind spot warning system200Yes
Bang & Olufsen, 505W, 14 speakers (with subwoofer)350No
Total Requested95056%
Total Not Requested75044%

Option Package Details
Acura RLX

Advance Package
FeatureValueRequested?
Heated second row seats200No
Cooled or ventilated front seats300No
Obstacle detection, front150No
Obstacle detection, rear250Yes
Heated steering wheel100No
Auto-dimming driver-side mirror75No
Auto-dimming passenger-side mirror75No
Radar- or camera-based collision preparation system0Yes
Adaptive cruise control, all-speed700No
Automatic braking, high-speed200No
Lane keeping assist system400No
Sunshades, second row125Yes
Sunshade, rear, power225Yes
Krell, 500W, 14 speakers (with subwoofer)350No
Leather seating surfaces900Yes
Rain-sensing wipers100Yes
Laminated front side windows200No
Power-folding mirrors50No
Woodgrain trim (optional)0No
Blind spot warning system200Yes
Laminated rear side windows100No
245/40WR19 tires400No
Navigation system600Yes
Voice control for nav and audio75Yes
Traffic + travel information25No
Total Requested247543%
Total Not Requested332557%

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