Audi A4 / S4 Audi A4 / S4 2010 Buick Regal Buick Regal 2015

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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: $38,260

Buick Regal   
Difference: $7,990

Lowest Total Invoice: $36,508

Buick Regal   
Difference: $6,566

Calculate Payments

  Down Payment Interest Rate Term
Model Year2010201020152015
ModelA4 / S4A4 / S4RegalRegal
TrimA4 2.0TS4 3.0TBaseGS
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Base Price $31,450 $45,900 $29,990 $37,385
Base Invoice $29,249 $42,687 $28,790 $35,890
Driver Assist Package 900 900    
Prestige Package 8,700 6,100    
Adaptive cruise control 2,100 2,100    
Sport Package 1,450      
Metallic paint (extra cost) 475 475    
Rear side airbags 350 350    
Adaptive cruise control, all-speed     1,195 1,195
Sunroof     1,000 1,000
Driver Confidence Package     1,040 1,040
Premium II Package     4,110  
Driver Assist Package 837 837    
Prestige Package 8,092 5,674    
Adaptive cruise control 1,954 1,954    
Sport Package 1,349      
Metallic paint (extra cost) 443 443    
Rear side airbags 325 325    
Adaptive cruise control, all-speed     1,052 1,052
Sunroof     880 880
Driver Confidence Package     915 915
Premium II Package     3,946  
Options (change) 13,975 9,925 7,345 3,235
Options (change) 13,000 9,233 6,793 2,847
Destination 825 825 925 925
Total Price $46,250 $56,650 $38,260 $41,545
Total Invoice $43,074 $52,745 $36,508 $39,662

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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: $8,050
TrueDelta Adjusted Invoice Difference: $6,623
Model Year2010201020152015
ModelA4 / S4A4 / S4RegalRegal
TrimA4 2.0TS4 3.0TBaseGS
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Engine211hp I4333hp V6259hp I4259hp I4
TransmissionCVT-8M6T6T6
DrivetrainFWDAWDFWDFWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)505, 14505, 14?, 9?, 9
Tire (rear if not all the same)255/35-19255/35-19235/50-18245/40-19
Total Price$46,250$56,650$38,260$41,545
Adjustments for Features0-1,000-60-1,310
Feature-Adjusted Total Price$46,250$55,650$38,200$40,235
Cost Above Minimum$0$9,400$0$2,035
Total Invoice$43,074$52,745$36,508$39,662
Adjustments for Features0-931-57-1,251
Feature-Adjusted Total Invoice$43,074$51,814$36,451$38,411
Cost Above Minimum$0$8,740$0$1,960

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Features Comparison: Audi A4 / S4 vs. Buick Regal

Model Year2010201020152015
ModelA4 / S4A4 / S4RegalRegal
TrimA4 2.0TS4 3.0TBaseGS
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
8-speed manually-shiftable CVT$1100   
6-speed manual $150  
6-speed manually-shiftable automatic  $1100$1100
FWD$0 $0$0
AWD $1700  
Accessories 
AC power outlet  $100$100
Adaptive cruise control$600$600  
Adaptive cruise control, all-speed  $850$850
Heated steering wheel  $100$100
Remote app  $25$25
Remote start  $150$150
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0$0  
Cross-traffic warning, rear  $100$100
Following distance indicator  $25$25
Lane departure warning  $200$200
Obstacle detection, front   $150
Rollover sensor  $50$50
Temporary spare tire$150$150$150 
Vehicle health reports  $0$0
Cargo Management 
Cargo net  $40$40
Rear seat pass-through  $100$100
Climate Control 
Automatic air recirculation$100$100  
Heated windshield washer nozzles$15$15  
Rain-sensing wipers$175$175  
Rear air vents  $100$100
Rear air vents with automatic controls$250$250  
Variable intermittent wipers  $75$75
Exterior 
Active grille shutters  $0$0
Body kit   $0
Rear spoiler   $200
Infotainment 
4G LTE connectivity  $0$0
App support  $0$0
Bluetooth audio streaming  $25$25
DVD-compatible player$0$0  
iPod integration$100$100  
Media drive$15$15  
SD Card slot$25$25  
Siri Eyes Free support  $0$0
SMS text-to-speech reader  $25$25
Surround sound$250$250  
Telematics service, such as OnStar, with navigation  $225$225
Traffic information$25$25  
USB port  $25$25
Voice control for external devices  $0$0
Wi-Fi hotspot  $50$50
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror$75$75  
Auto-dimming passenger-side mirror$75$75  
Fog light, rear$100$100  
Fog lights$125$125$125 
Large color reconfigurable instrument cluster display   $250
Performance meter   $150
Seats and Interior Trim 
Aluminum trim$100$100  
Leather door panel trim $250  
Manual thigh support length adjuster, driver seat$50$50  
Manual thigh support length adjuster, passenger seat$50$50  
Metal pedals   $75
Power 4-way lumbar adjuster, driver seat$150$150  
Power 4-way lumbar adjuster, passenger seat$150$150  
Power lumbar adjuster, driver seat  $100$100
Power lumbar adjuster, passenger seat  $100$100
Synthetic suede inserts in leather seating surfaces $0  
Suspension, Wheels, and Tires 
Adaptive dampers - electrical   $500
Electronic systems calibration selector   $200
Sport suspension (upgrade)$0$0 $0
Transmission 
Steering-wheel-mounted transmission controls$100$100  
Total Value of Features$3,780$4,780$3,840$5,090
Value of Feature Adjustments$0$1,000$60$1,310
Value of Feature Adjustments0-931-57-1,251

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Specifications Comparison: Audi A4 / S4 vs. Buick Regal

Model Year20102015
ModelA4 / S4Regal
Body4dr Sedan4dr Sedan
Wheelbase110.6 in107.8 in
Length185.2 in190.2 in
Width71.9 in73.1 in
Height56.2 in58.4 in
Curb Weight3,591 lb.3,693 lb.
Fuel Capacity16.9 gal.18.0 gal.
Row 1 Headroom40.0 in38.8 in
Row 1 Shoulder Room55.5 in56.7 in
Row 1 Hip Room0.0 in55.4 in
Row 1 Legroom41.3 in42.1 in
Row 2 Headroom37.5 in36.8 in
Row 2 Shoulder Room54.3 in54.4 in
Row 2 Hip Room0.0 in52.3 in
Row 2 Legroom35.2 in37.3 in
Cargo Volume12.4 ft314.2 ft3

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Option Package Details
Audi A4 / S4 A4 2.0T

Driver Assist Package
FeatureValueRequested?
Obstacle detection, rear250Yes
Rearview camera200Yes
Blind spot warning system200Yes
Total Requested650100%
Total Not Requested00%
Prestige Package
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Memory system, driver seat200Yes
Auto-dimming driver-side mirror75No
Compass0Yes
Surround sound250No
Proximity key250Yes
Auto-dimming passenger-side mirror75No
245/40HR18 tires400No
Bang & Olufsen, 505W, 14 speakers (with subwoofer)350No
Heated front seats200Yes
Rear air vents with automatic controls250No
Universal garage door opener100Yes
Trip computer150Yes
Rain-sensing wipers100No
Automatic headlights125Yes
Xenon HID headlights500Yes
Bluetooth cell phone link100Yes
Dual-zone climate control125Yes
iPod integration100Yes
Navigation system600Yes
DVD-compatible player0No
Voice control for nav and audio100Yes
Traffic information25No
Media drive, large15No
Total Requested270064%
Total Not Requested154036%
Sport Package
FeatureValueRequested?
255/35YR19 tires400No
Sport suspension (upgrade)250Yes
Manual thigh support adjuster, driver seat50No
Power 4-way lumbar adjuster, passenger seat150No
Manual thigh support adjuster, passenger seat50No
Steering-wheel-mounted transmission controls100No
Front sport buckets100Yes
Total Requested35032%
Total Not Requested75068%

Option Package Details
Audi A4 / S4 S4 3.0T

Driver Assist Package
FeatureValueRequested?
Obstacle detection, rear250Yes
Rearview camera200Yes
Blind spot warning system200Yes
Total Requested650100%
Total Not Requested00%
Prestige Package
FeatureValueRequested?
255/35YR19 tires400No
Auto-dimming rearview mirror150Yes
Memory system, driver seat200Yes
Auto-dimming driver-side mirror75No
Compass0Yes
Surround sound250No
Proximity key250Yes
Auto-dimming passenger-side mirror75No
Bang & Olufsen, 505W, 14 speakers (with subwoofer)350No
Navigation system600Yes
DVD-compatible player0No
Voice control for nav and audio100Yes
Traffic information25No
Media drive, large15No
Total Requested130052%
Total Not Requested119048%

Option Package Details
Buick Regal

Adaptive cruise control, all-speed
FeatureValueRequested?
Adaptive cruise control, all-speed700No
Radar- or camera-based collision preparation system0Yes
Total Requested00%
Total Not Requested700100%
Driver Confidence Package
FeatureValueRequested?
Memory system, driver seat200Yes
Lane departure warning system200No
Blind spot warning system200Yes
Rear cross-traffic detection100No
Forward collision warning200Yes
Following distance indicator25No
Total Requested60065%
Total Not Requested32535%
Premium II Package
FeatureValueRequested?
Navigation system600Yes
Rear side airbags300Yes
Xenon HID headlights500Yes
Bose, 9 speakers (with subwoofer)350No
Voice control for nav and audio75Yes
Speed limit information0No
Remote start150No
Proximity key250Yes
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Power lumbar adjuster, passenger seat100Yes
Universal garage door opener100Yes
Power tilt adjuster, passenger seat100Yes
Obstacle detection, rear250Yes
Heated steering wheel100No
AC power outlet100No
Total Requested247578%
Total Not Requested70022%

Option Package Details
Buick Regal GS

Adaptive cruise control, all-speed
FeatureValueRequested?
Adaptive cruise control, all-speed700No
Radar- or camera-based collision preparation system0Yes
Total Requested00%
Total Not Requested700100%
Driver Confidence Package
FeatureValueRequested?
Memory system, driver seat200Yes
Lane departure warning system200No
Blind spot warning system200Yes
Rear cross-traffic detection100No
Forward collision warning200Yes
Following distance indicator25No
Total Requested60065%
Total Not Requested32535%

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