Audi A6 / S6 Audi A6 / S6 2018 Buick Regal Buick Regal 2012

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Audi A6 / S6 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 A6 / S6 vs. Buick Regal Invoice Comparison

Lowest Total Price: $37,615

Buick Regal GS   
Difference: $13,985

Lowest Total Invoice: $35,995

Buick Regal GS   
Difference: $12,063

Calculate Payments

  Down Payment Interest Rate Term
Model Year2018201820182012
ModelA6 / S6A6 / S6A6 / S6Regal
TrimA6 2.0TA6 3.0TS6 4.0 TFSIGS
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Base Price $49,700 $58,700 $71,900 $34,835
Base Invoice $46,222 $54,592 $66,868 $33,442
Metallic paint (extra cost) 575 575 575  
Rear side airbags 350 350 350  
Navigation system       895
Sunroof       1,000
Metallic paint (extra cost) 536 536 536  
Rear side airbags 325 325 325  
Navigation system       788
Sunroof       880
Options (change) 925 925 925 1,895
Options (change) 861 861 861 1,668
Destination 975 975 975 885
Total Price $51,600 $60,600 $73,800 $37,615
Total Invoice $48,058 $56,428 $68,704 $35,995

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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 A6 / S6 dealer quotes or Buick Regal dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Audi A6 / S6 vs. Buick Regal

Lowest Adjusted Price and Invoice: Buick Regal GS
TrueDelta Adjusted Price Difference: $11,630
TrueDelta Adjusted Invoice Difference: $9,870
Model Year2018201820182012
ModelA6 / S6A6 / S6A6 / S6Regal
TrimA6 2.0TA6 3.0TS6 4.0 TFSIGS
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Engine252hp I4340hp V6450hp V8270hp I4
TransmissionS7T8S7M6
DrivetrainFWDAWDAWDFWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)?, 10630, 14630, 14336, 9
Tire (rear if not all the same)245/45-18245/45-18255/35-20245/40-19
Total Price$51,600$60,600$73,800$37,615
Adjustments for Features-2,355-5,730-7,6050
Feature-Adjusted Total Price$49,245$54,870$66,195$37,615
Cost Above Minimum$0$5,625$16,950$0
Total Invoice$48,058$56,428$68,704$35,995
Adjustments for Features-2,193-5,336-7,0800
Feature-Adjusted Total Invoice$45,865$51,092$61,624$35,995
Cost Above Minimum$0$5,227$15,759$0

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Features Comparison: Audi A6 / S6 vs. Buick Regal

Model Year2018201820182012
ModelA6 / S6A6 / S6A6 / S6Regal
TrimA6 2.0TA6 3.0TS6 4.0 TFSIGS
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
7-speed automated manual$1200 $1200 
8-speed manually-shiftable automatic $1300  
6-speed manual   $150
FWD$0  $0
AWD $1700$1700 
Accessories 
AC power outlet   $100
Remote start   $150
Tilt/telescoping steering wheel, manual$250  $250
Tilt/telescoping steering wheel, power $350$350 
Brakes, Airbags, and Other Safety 
Blind spot warning system $200$200 
Collision preparation system, rear $100$100 
Knee airbag, driver$75$75$75 
Knee airbag, passenger$75$75$75 
Rearview camera$200$200$200 
Secondary collision brake assist$25$25$25 
Temporary spare tire$150$150$150 
Climate Control 
Automatic air recirculation$100$100$100 
Heated windshield washer nozzles$15$15$15 
Rain-sensing wipers$175$175$175 
Rear air vents   $100
Rear air vents with automatic controls$250$250$250 
Rear dual-zone climate control $125$125 
Residual heat$50$50$50 
Variable intermittent wipers   $75
Engine / Motor 
Automatic start / stop$150$150$150 
Dual-mode exhaust, switchable  $500 
Regenerative braking$0$0$0 
Exterior 
Body kit   $0
Laminated front side windows$200$200$200 
Infotainment 
4G LTE connectivity$0$0$0 
Android Auto support$100$100$100 
Apple CarPlay support$100$100$100 
Bluetooth audio streaming$25$25$25 
DVD-compatible player$0$0$0 
Handwriting recognition$200$200$200 
HD radio$50$50$50 
In-vehicle Internet$150$150$150 
Media drive$15$15$15 
SD Card slot$25$25$25 
Surround sound $250$250$250
Telematics service, such as OnStar, with navigation   $225
Traffic + travel information$25$25$25 
Wi-Fi hotspot$50$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$100 
LED headlights $1000$1000 
Mirror tilt-down in reverse$25$25$25 
Power-folding mirrors $50$50 
Xenon HID headlights$500  $500
Seats and Interior Trim 
Door sill trim plates$100  $100
Illuminated door sill trim plates $200$200 
Leather door panel trim  $250 
Memory system, driver seat$200$200$200 
Metal pedals  $75$75
Power 4-way lumbar adjuster, passenger seat  $150$150
Wood trim$300$300$300 
Suspension, Wheels, and Tires 
Adaptive dampers - electrical   $500
Air suspension, auto-leveling and height adjustable  $1000 
Sport suspension (upgrade)  $0$0
Transmission 
Steering-wheel-mounted transmission controls$100$100$100 
Total Value of Features$4,980$8,355$10,230$2,625
Value of Feature Adjustments$2,355$5,730$7,605$0
Value of Feature Adjustments-2,193-5,336-7,0800

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Specifications Comparison: Audi A6 / S6 vs. Buick Regal

Model Year20182012
ModelA6 / S6Regal
Body4dr Sedan4dr Sedan
Wheelbase114.6 in107.8 in
Length194.2 in190.2 in
Width73.8 in73.1 in
Height57.8 in58.4 in
Curb Weight3,804 lb.3,601 lb.
Fuel Capacity19.8 gal.18.0 gal.
Row 1 Headroom37.2 in38.8 in
Row 1 Shoulder Room57.5 in56.7 in
Row 1 Hip Room0.0 in55.4 in
Row 1 Legroom41.3 in42.1 in
Row 2 Headroom37.8 in36.8 in
Row 2 Shoulder Room56.3 in54.4 in
Row 2 Hip Room0.0 in52.3 in
Row 2 Legroom37.4 in37.3 in
Cargo Volume14.1 ft314.2 ft3

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Option Package Details
Buick Regal GS

Navigation system
FeatureValueRequested?
Navigation system600Yes
Voice control for nav and audio100Yes
Speed limit information0No
Total Requested700100%
Total Not Requested00%

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