Audi A4 / S4 Audi A4 / S4 2021 Acura RL Acura RL 2009
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Audi A4 / S4 vs. Acura RL 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 RL Invoice Comparison

Lowest Total Price: $51,060

Acura RL   
Difference: $6,590

Calculate Payments

  Down Payment Interest Rate Term
Model Year20212009
ModelA4 / S4RL
TrimS4Base
Body4dr Sedan4dr Sedan
Base Price $49,900 $46,680
Warm Weather Package 950  
S Sport Package 2,500  
Navigation and Telematics Package 2,600  
Metallic paint (extra cost) 575  
Cargo net 80  
Technology Package   3,620
Warm Weather Package 884  
S Sport Package 2,326  
Navigation and Telematics Package 2,418  
Metallic paint (extra cost) 536  
Cargo net 74  
Technology Package   3,245
Options (change) 6,705 3,620
Options (change) 6,238 3,245
Destination 1,045 760
Total Price $57,650 $51,060

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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 dealer quotes or Acura RL 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 vs. Acura RL

Lowest Adjusted Price: Acura RL
Lowest Adjusted Invoice: Audi A4 / S4 S4
TrueDelta Adjusted Price Difference: $550
TrueDelta Adjusted Invoice Difference: $39,420
Model Year20212009
ModelA4 / S4RL
TrimS4Base
Body4dr Sedan4dr Sedan
Engine349hp V6300hp V6
TransmissionT8T5
DrivetrainAWDAWD
EPA Fuel Economy (city/highway)20/28 MPG16/22 MPG
Audio (watts, speakers)755, 19260, 10
Tire (rear if not all the same)245/40-18245/45-18
Total Price$57,650$51,060
Adjustments for Features-6,0400
Feature-Adjusted Total Price$51,610$51,060

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Features Comparison: Audi A4 / S4 vs. Acura RL

Model Year20212009
ModelA4 / S4RL
TrimS4Base
Body4dr Sedan4dr Sedan
Transmission and Drivetrain 
8-speed manually-shiftable automatic$1300 
5-speed manually-shiftable automatic $1000
AWD$1700$1700
Accessories 
Active noise reduction $0
Remote app$25 
Remote window/roof operation $15
Sunshade, rear, power $225
Tilt/telescoping steering wheel, manual$250 
Tilt/telescoping steering wheel, power $350
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats $0
Automatic braking, high-speed or partial$200 
Automatic braking, low-speed$200 
Blind spot warning system$200 
Collision preparation system, rear$100 
Cross-traffic warning, rear$100 
Driver drowsiness monitor$150 
Forward collision warning$200 
Knee airbag, driver$75 
Knee airbag, passenger$75 
Obstacle detection, front$150 
Obstacle detection, rear$250 
Pedestrian detection$50 
Radar- or camera-based collision preparation system$0 
Rollover sensor$50 
Secondary collision brake assist$25 
Torque vectoring, brake-based$100 
Vehicle exit assist$25 
Cargo Management 
Air-conditioned storage compartment$50 
Rear seat pass-through $100
Climate Control 
Automatic air recirculation$100 
Heated windshield washer nozzles$15 
Rain-sensing wipers$175 
Rear air vents $100
Rear air vents with automatic controls$250 
Variable intermittent wipers $75
Engine / Motor 
Automatic start / stop$150 
Regenerative braking$0 
Exterior 
Body kit$0 
Bodyside moldings $75
Painted brake calipers (optional)$0 
Rear spoiler$200 
Infotainment 
4G LTE connectivity$0 
Android Auto support$100 
Apple CarPlay support$100 
Bluetooth audio streaming$25 
CD changer, in-dash $325
CD player, remote$100 
DVD-Audio-compatible player $0
DVD-compatible player$0 
Handwriting recognition$200 
HD radio$50 
In-vehicle Internet$150 
Media drive$15 
MP3-compatible player$50 
SD Card slot$25 
Telematics service, such as OnStar$200 
Wi-Fi hotspot$50 
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror$75 
Auto-dimming passenger-side mirror$75 
Boost gauge$75 
Compass$0 
Fog light, rear$100 
Large color reconfigurable instrument cluster display$250 
LED headlights$1000 
Mirror tilt-down in reverse $25
Power-folding mirrors$50 
Steering-linked headlights $150
Xenon HID headlights $500
Seats and Interior Trim 
Aluminum trim$100 
Folding second row seats$300 
Illuminated door sill trim plates$200 
Leather door panel trim $250
Leather-wrapped steering wheel$150 
Manual thigh support length adjuster, driver seat$50 
Manual thigh support length adjuster, passenger seat$50 
Massage, driver seat$100 
Massage, passenger seat$100 
Metal pedals$75 
Power 4-way lumbar adjuster, driver seat$150 
Power 4-way lumbar adjuster, passenger seat$150 
Power lumbar adjuster, driver seat $100
Power lumbar adjuster, passenger seat $100
Power-folding headrests, second row seats $50
Synthetic suede door panel trim$250 
Wood/leather-wrapped steering wheel $150
Suspension, Wheels, and Tires 
Adaptive dampers - electrical$500 
Electronic systems calibration selector$200 
Sport suspension (upgrade)$0 
Transmission 
Launch control$100 
Total Value of Features$11,330$5,290
Value of Feature Adjustments$6,040$0
Value of Feature Adjustments-7630

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

Specifications Comparison: Audi A4 / S4 vs. Acura RL

Model Year20212009
ModelA4 / S4RL
Body4dr Sedan4dr Sedan
Wheelbase111.0 in110.2 in
Length187.5 in195.8 in
Width72.7 in72.7 in
Height56.2 in57.2 in
Curb Weight3,847 lb.4,083 lb.
Fuel Capacity15.3 gal.19.4 gal.
Row 1 Headroom37.3 in38.5 in
Row 1 Shoulder Room55.9 in58.5 in
Row 1 Hip Room0.0 in55.1 in
Row 1 Legroom41.3 in42.4 in
Row 2 Headroom37.4 in37.2 in
Row 2 Shoulder Room54.5 in56.1 in
Row 2 Hip Room0.0 in54.0 in
Row 2 Legroom35.7 in36.3 in
Cargo Volume12.0 ft313.1 ft3

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

Option Package Details
Audi A4 / S4 S4

Warm Weather Package
FeatureValueRequested?
Cooled or ventilated front seats300Yes
Sunshades, second row125Yes
Total Requested425100%
Total Not Requested00%
S Sport Package
FeatureValueRequested?
Adaptive dampers - electrical500No
Active rear differential500Yes
Painted brake calipers (optional)0No
Total Requested50050%
Total Not Requested50050%
Navigation and Telematics Package
FeatureValueRequested?
Large color reconfigurable instrument cluster display250No
Handwriting recognition200No
Remote app25No
Speed limit information0No
4G LTE connectivity0No
Navigation system600Yes
DVD-compatible player0No
Voice control for nav and audio75Yes
Media drive15No
Traffic + travel information25Yes
In-vehicle Internet150No
Wi-Fi hotspot50No
Total Requested70050%
Total Not Requested69050%

Option Package Details
Acura RL

Technology Package
FeatureValueRequested?
Navigation system600Yes
Cooled or ventilated front seats300Yes
Steering-linked headlights150No
Wood/leather-wrapped steering wheel0No
Rearview camera200Yes
Voice control for nav and audio100Yes
Traffic + travel information25Yes
Total Requested122589%
Total Not Requested15011%

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