Audi A4 / S4 Audi A4 / S4 2006 Buick Regal Buick Regal 2012

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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: $32,680

Buick Regal   
Difference: $4,905

Lowest Total Invoice: $31,257

Buick Regal   
Difference: $3,358

Calculate Payments

  Down Payment Interest Rate Term
Model Year200620062006201220122012
ModelA4 / S4A4 / S4A4 / S4RegalRegalRegal
TrimA4 2.0TA4 3.2S4BaseTurboGS
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Base Price $28,240 $34,490 $46,400 $27,055 $30,260 $34,835
Base Invoice $26,043 $31,811 $42,758 $25,973 $29,050 $33,442
Premium Package 1,850 1,050 2,900      
Sunroof 1,400 1,000   1,000 1,000 1,000
Technology Package 1,275 1,275        
Metallic paint (extra cost) 450 450 450      
Bluetooth cell phone link 500 500 500      
Tire-pressure monitor 250 250 250      
Navigation system 1,950 1,950 1,950 895 895 895
Obstacle detection, rear 350 350 350      
Rear side airbags 350 350 350      
Sport suspension (upgrade) 250 250        
Bose 215W 10 speakers     1,000      
Premium 2 Package       2,845 1,410  
Premium Package 1,684 956 2,639      
Sunroof 1,274 910   880 880 880
Technology Package 1,160 1,160        
Metallic paint (extra cost) 410 410 410      
Bluetooth cell phone link 455 455 455      
Tire-pressure monitor 228 228 228      
Navigation system 1,775 1,775 1,775 788 788 788
Obstacle detection, rear 319 319 319      
Rear side airbags 319 319 319      
Sport suspension (upgrade) 228 228        
Bose 215W 10 speakers     910      
Premium 2 Package       2,731 1,353  
Options (change) 8,625 7,425 7,750 4,740 3,305 1,895
Options (change) 7,852 6,760 7,055 4,399 3,021 1,668
Destination 720 720 720 885 885 885
Gas Tax 0 0 1,700 0 0 0
Total Price $37,585 $42,635 $56,570 $32,680 $34,450 $37,615
Total Invoice $34,615 $39,291 $52,233 $31,257 $32,956 $35,995

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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
TrueDelta Adjusted Price Difference: $6,390
TrueDelta Adjusted Invoice Difference: $4,778
Model Year200620062006201220122012
ModelA4 / S4A4 / S4A4 / S4RegalRegalRegal
TrimA4 2.0TA4 3.2S4BaseTurboGS
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Engine200hp I4255hp V6340hp V8182hp I4220hp I4270hp I4
TransmissionM6CVT-7M6T6T6M6
DrivetrainFWDFWDAWDFWDFWDFWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)150, 10150, 10215, 10336, 9336, 9336, 9
Tire (rear if not all the same)235/45-17235/45-17235/40-18235/50-18235/50-18245/40-19
Total Price$37,585$42,635$56,570$32,680$34,450$37,615
Adjustments for Features0-1,150-2,350-1,485-1,510-1,285
Feature-Adjusted Total Price$37,585$41,485$54,220$31,195$32,940$36,330
Cost Above Minimum$0$3,900$16,635$0$1,745$5,135
Total Invoice$34,615$39,291$52,233$31,257$32,956$35,995
Adjustments for Features0-1,060-2,170-1,420-1,445-1,230
Feature-Adjusted Total Invoice$34,615$38,231$50,063$29,837$31,511$34,765
Cost Above Minimum$0$3,616$15,448$0$1,674$4,928

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Features Comparison: Audi A4 / S4 vs. Buick Regal

Model Year200620062006201220122012
ModelA4 / S4A4 / S4A4 / S4RegalRegalRegal
TrimA4 2.0TA4 3.2S4BaseTurboGS
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
6-speed manual$150 $150  $150
7-speed manually-shiftable CVT $1100    
6-speed manually-shiftable automatic   $1100$1100 
FWD$0$0 $0$0$0
AWD  $1700   
Accessories 
AC power outlet   $100$100$100
Proximity key   $250$250$250
Remote start   $150$150$150
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0$0    
Obstacle detection, front     $150
Rollover sensor   $50$50$50
Cargo Management 
Rear seat pass-through   $100$100$100
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   $100$100$100
Variable intermittent wipers   $75$75$75
Exterior 
Body kit     $0
Bodyside moldings$75$75$75   
Bright-finished exhaust tip(s)$25$25$25 $25$25
Rear spoiler  $200   
Infotainment 
Aux input   $50$50$50
CD changer, remote$200$200$200   
CD player   $125$125$125
MP3-compatible player   $50$50$50
Satellite radio  $200$200$200$200
Surround sound   $250$250$250
Telematics service, such as OnStar, with navigation   $225$225$225
Voice control for nav and audio   $100$100$100
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror$75$75$75   
Auto-dimming passenger-side mirror$75$75$75   
Fog light, rear$100$100$100   
Fog lights$125$125$125$125$125 
Headlight washers  $50   
Power-folding mirrors$50$50$50   
Steering-linked headlights$150$150$150   
Seats and Interior Trim 
Aluminum trim$100     
Manual thigh support length adjuster, driver seat  $50   
Memory system, driver seat$200$200$200   
Wood trim $300$300   
Suspension, Wheels, and Tires 
Adaptive dampers - electrical     $500
Electronic systems calibration selector     $200
Sport suspension (upgrade)$0$0   $0
Ultra-sport suspension (upgrade)  $0   
Total Value of Features$1,565$2,715$3,915$3,050$3,075$2,850
Value of Feature Adjustments$0$1,150$2,350$1,485$1,510$1,285
Value of Feature Adjustments0-1,060-2,170-1,420-1,445-1,230

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Specifications Comparison: Audi A4 / S4 vs. Buick Regal

Model Year20062012
ModelA4 / S4Regal
Body4dr Sedan4dr Sedan
Wheelbase104.3 in107.8 in
Length180.6 in190.2 in
Width69.8 in73.1 in
Height56.2 in58.4 in
Curb Weight3,550 lb.3,601 lb.
Fuel Capacity16.6 gal.18.0 gal.
Row 1 Headroom38.4 in38.8 in
Row 1 Shoulder Room55.1 in56.7 in
Row 1 Hip Room0.0 in55.4 in
Row 1 Legroom41.3 in42.1 in
Row 2 Headroom37.2 in36.8 in
Row 2 Shoulder Room53.4 in54.4 in
Row 2 Hip Room0.0 in52.3 in
Row 2 Legroom34.3 in37.3 in
Cargo Volume13.4 ft314.2 ft3

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Option Package Details
Audi A4 / S4 A4 2.0T

Premium Package
FeatureValueRequested?
235/45HR17 tires400No
Heated front seats200Yes
Universal garage door opener100Yes
Rain-sensing wipers100No
Auto-dimming rearview mirror150Yes
Automatic headlights125Yes
Auto-dimming driver-side mirror75No
Compass0Yes
Power-folding mirrors50No
Auto-dimming passenger-side mirror75No
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat50Yes
Total Requested87556%
Total Not Requested70044%
Technology Package
FeatureValueRequested?
Automatic headlights125Yes
Steering-linked headlights150No
Xenon HID headlights500Yes
Memory system, driver seat200No
Total Requested62564%
Total Not Requested35036%

Option Package Details
Audi A4 / S4 A4 3.2

Premium Package
FeatureValueRequested?
Heated front seats200Yes
Universal garage door opener100Yes
Rain-sensing wipers100No
235/45HR17 tires400No
Auto-dimming rearview mirror150Yes
Automatic headlights125Yes
Auto-dimming driver-side mirror75No
Compass0Yes
Power-folding mirrors50No
Auto-dimming passenger-side mirror75No
Total Requested57545%
Total Not Requested70055%
Technology Package
FeatureValueRequested?
Automatic headlights125Yes
Steering-linked headlights150No
Xenon HID headlights500Yes
Memory system, driver seat200No
Total Requested62564%
Total Not Requested35036%

Option Package Details
Audi A4 / S4 S4

Premium Package
FeatureValueRequested?
Heated front seats200Yes
Sunroof900Yes
Universal garage door opener100Yes
Rain-sensing wipers100No
Automatic headlights125Yes
Steering-linked headlights150No
Alloy wheels, optional design0No
Memory system, driver seat200No
Auto-dimming rearview mirror150Yes
Auto-dimming driver-side mirror75No
Compass0Yes
Power-folding mirrors50No
Auto-dimming passenger-side mirror75No
Total Requested147569%
Total Not Requested65031%

Option Package Details
Buick Regal

Navigation system
FeatureValueRequested?
Navigation system600Yes
Voice control for nav and audio100No
Speed limit information0No
Total Requested60086%
Total Not Requested10014%
Premium 2 Package
FeatureValueRequested?
Rear side airbags300Yes
Xenon HID headlights500Yes
Surround sound250No
Harman/Kardon, 336W, 9 speakers (with subwoofer)350No
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Universal garage door opener100Yes
Power tilt adjuster, passenger seat100Yes
Obstacle detection, rear250Yes
AC power outlet100No
Remote start150No
Proximity key250No
Total Requested160059%
Total Not Requested110041%

Option Package Details
Buick Regal Turbo

Navigation system
FeatureValueRequested?
Navigation system600Yes
Voice control for nav and audio100No
Speed limit information0No
Total Requested60086%
Total Not Requested10014%
Premium 2 Package
FeatureValueRequested?
Rear side airbags300Yes
Xenon HID headlights500Yes
Surround sound250No
Harman/Kardon, 336W, 9 speakers (with subwoofer)350No
Total Requested80057%
Total Not Requested60043%

Option Package Details
Buick Regal GS

Navigation system
FeatureValueRequested?
Navigation system600Yes
Voice control for nav and audio100No
Speed limit information0No
Total Requested60086%
Total Not Requested10014%

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