Audi A4 / S4 Audi A4 / S4 2009 Buick Regal Buick Regal 2018

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Audi A4 / S4 vs. Buick Regal 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. Buick Regal Invoice Comparison

Lowest Total Price: $41,550

Buick Regal TourX Essence   
Difference: $7,400

Lowest Total Invoice: $39,644

Buick Regal TourX Essence   
Difference: $5,938

Calculate Payments

  Down Payment Interest Rate Term
Model Year20092018
ModelA4 / S4Regal
TrimA4 2.0T AvantTourX Essence
Body4dr Wagon4dr Wagon
Base Price $34,850 $35,020
Base Invoice $32,410 $33,619
Prestige Package 7,850  
Navigation system 2,500  
Adaptive cruise control 2,100  
Metallic paint (extra cost) 475 395
Rear side airbags 350  
Driver Confidence Package #1   1,725
Sights and Sounds Package   1,095
Driver Confidence Package #2   1,190
Panoramic sunroof   1,200
Prestige Package 7,300  
Navigation system 2,326  
Adaptive cruise control 1,953  
Metallic paint (extra cost) 443 359
Rear side airbags 325  
Driver Confidence Package #1   1,570
Sights and Sounds Package   996
Driver Confidence Package #2   1,083
Panoramic sunroof   1,092
Options (change) 13,275 5,605
Options (change) 12,347 5,100
Destination 825 925
Total Price $48,950 $41,550
Total Invoice $45,582 $39,644

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While we strive for accuracy, the site is not error-free, and prices can change at any time.

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TrueDelta Value Comparison: Audi A4 / S4 vs. Buick Regal

Lowest Adjusted Price and Invoice: Buick Regal TourX Essence
TrueDelta Adjusted Price Difference: $10,715
TrueDelta Adjusted Invoice Difference: $9,101
Model Year20092018
ModelA4 / S4Regal
TrimA4 2.0T AvantTourX Essence
Body4dr Wagon4dr Wagon
Engine211hp I4250hp I4
TransmissionT6T8
DrivetrainAWDAWD
EPA Fuel Economy (city/highway)17/26 MPG19/27 MPG
Audio (watts, speakers)505, 14?, 8
Tire (rear if not all the same)245/45-17235/50-18
Total Price$48,950$41,550
Adjustments for Features0-3,315
Feature-Adjusted Total Price$48,950$38,235
Total Invoice$45,582$39,644
Adjustments for Features0-3,163
Feature-Adjusted Total Invoice$45,582$36,481

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Features Comparison: Audi A4 / S4 vs. Buick Regal

Model Year20092018
ModelA4 / S4Regal
TrimA4 2.0T AvantTourX Essence
Body4dr Wagon4dr Wagon
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100 
8-speed manually-shiftable automatic $1300
AWD$1700$1700
Accessories 
Active noise reduction $0
Adaptive cruise control$600 
Adaptive cruise control, all-speed $850
Heated steering wheel $100
Remote app $25
Remote start $150
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
Cross-traffic warning, rear $100
Following distance indicator $25
Knee airbag, driver $75
Knee airbag, passenger $75
Lane departure prevention, steering-based $200
Lane departure warning $200
Pedestrian detection $50
Rollover sensor $50
Safety key $5
Temporary spare tire$150 
Vehicle health reports $0
Cargo Management 
Aluminum roof rails$250 
Cargo area rails w/tie downs $50
Cargo organizer $100
Roof rails $250
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
Drivetrain 
Active rear differential $500
Exterior 
Laminated front side windows $200
Rear spoiler $200
Wheel-lip moldings $75
Infotainment 
4G LTE connectivity $0
Android Auto support $100
App support $0
Apple CarPlay support $100
Bluetooth audio streaming $25
CD player$125 
HD radio $50
iPod integration$100 
MP3-compatible player$50 
SD Card slot$25 
SMS text-to-speech reader $25
Surround sound$250 
Telematics service, such as OnStar, with navigation $225
USB port $25
Voice control for external devices $0
Wi-Fi hotspot $50
Wireless charging station $75
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror $75
Cornering lights $50
Fog light, rear$100 
Large color reconfigurable instrument cluster display $250
LED headlights $1000
Steering-linked headlights$150 
Xenon HID headlights$500 
Seats and Interior Trim 
Aluminum trim$100 
Power 4-way lumbar adjuster, passenger seat $150
Total Value of Features$5,740$9,055
Value of Feature Adjustments$0$3,315
Value of Feature Adjustments0-3,163

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Specifications Comparison: Audi A4 / S4 vs. Buick Regal

Model Year20092018
ModelA4 / S4Regal
Body4dr Wagon4dr Wagon
Wheelbase110.6 in111.4 in
Length185.2 in196.3 in
Width71.9 in73.3 in
Height56.5 in58.4 in
Curb Weight3,810 lb.4,428 lb.
Fuel Capacity16.9 gal.16.3 gal.
Row 1 Headroom40.4 in38.8 in
Row 1 Shoulder Room55.5 in56.9 in
Row 1 Hip Room0.0 in55.2 in
Row 1 Legroom41.3 in42.1 in
Row 2 Headroom38.2 in39.6 in
Row 2 Shoulder Room54.3 in55.4 in
Row 2 Hip Room0.0 in54.1 in
Row 2 Legroom35.2 in36.9 in
Cargo Volume,
Minimum
17.3 ft332.7 ft3
Cargo Volume,
Maximum
50.5 ft373.5 ft3

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Option Package Details
Audi A4 / S4 A4 2.0T Avant

Prestige Package
FeatureValueRequested?
Power liftgate350Yes
Proximity key250Yes
Blind spot warning system200Yes
Obstacle detection, rear250Yes
Surround sound250No
Bang & Olufsen, 505W, 14 speakers (with subwoofer)350No
245/40HR18 tires400No
Rear air vents with automatic controls250No
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Trip computer150Yes
Rain-sensing wipers100No
Automatic headlights125Yes
Steering-linked headlights150No
Xenon HID headlights500Yes
Memory system, driver seat200Yes
Bluetooth cell phone link100Yes
Compass0Yes
Dual-zone climate control125Yes
Cargo net40Yes
Heated front seats200Yes
iPod integration100Yes
CD changer, in-dash200No
Total Requested284063%
Total Not Requested170037%

Option Package Details
Buick Regal TourX Essence

Driver Confidence Package #1
FeatureValueRequested?
Cargo cover75Yes
Storage beneath cargo floor100No
Cargo organizer100No
Cargo area rails w/tie downs50No
Power 4-way lumbar adjuster, driver seat50Yes
Power 4-way lumbar adjuster, passenger seat50No
Memory system, driver seat200Yes
Auto-dimming driver-side mirror75No
Wireless charging station75No
Obstacle detection, rear250Yes
Cornering lights50No
Blind spot warning system200Yes
LED headlights1000No
Cross-traffic warning, rear100No
Total Requested77533%
Total Not Requested160067%
Sights and Sounds Package
FeatureValueRequested?
Navigation system600Yes
Bose, 8 speakers (with subwoofer)350No
Voice control for nav and audio75Yes
HD radio50No
Large color reconfigurable instrument cluster display250No
Speed limit information0No
Total Requested67551%
Total Not Requested65049%
Driver Confidence Package #2
FeatureValueRequested?
Radar- or camera-based collision preparation system0Yes
Lane departure warning200No
Adaptive cruise control, all-speed700No
Automatic braking, low-speed200No
Automatic braking, high-speed or partial200No
Forward collision warning200Yes
Lane departure prevention, steering-based200No
Pedestrian detection50No
Following distance indicator25No
Total Requested20011%
Total Not Requested157589%

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