Audi A6 Audi A6 2006 Buick Regal Buick Regal 2011

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Audi A6 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 vs. Buick Regal Invoice Comparison

Lowest Total Price: $34,160

Buick Regal CXL Turbo   
Difference: $15,480

Lowest Total Invoice: $32,472

Buick Regal CXL Turbo   
Difference: $13,192

Calculate Payments

  Down Payment Interest Rate Term
Model Year200620062011
ModelA6A6Regal
Trim3.24.2CXL Turbo
Body4dr Sedan4dr Sedan4dr Sedan
Base Price $40,820 $53,770 $28,860
Base Invoice $37,572 $49,559 $27,705
Premium Package 2,500    
Sunroof 1,450    
Technology Package 3,800 3,800  
Bose 330W 13 speakers 0    
Rear side airbags 350 350  
Preferred Equipment Group T04     4,440
Premium Package 2,275    
Sunroof 1,320    
Technology Package 3,458 3,458  
Bose 330W 13 speakers 0    
Rear side airbags 319 319  
Preferred Equipment Group T04     3,907
Options (change) 8,100 4,150 4,440
Options (change) 7,372 3,777 3,907
Destination 720 720 860
Total Price $49,640 $58,640 $34,160
Total Invoice $45,664 $54,056 $32,472

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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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TrueDelta Value Comparison: Audi A6 vs. Buick Regal

Lowest Adjusted Price and Invoice: Buick Regal CXL Turbo
TrueDelta Adjusted Price Difference: $14,130
TrueDelta Adjusted Invoice Difference: $11,950
Model Year200620062011
ModelA6A6Regal
Trim3.24.2CXL Turbo
Body4dr Sedan4dr Sedan4dr Sedan
Engine255hp V6335hp V8220hp I4
TransmissionCVT-7T6T6
DrivetrainFWDAWDFWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG
Audio (watts, speakers)330, 13330, 13320, 9
Tire (rear if not all the same)225/55-16245/45-17235/50-18
Total Price$49,640$58,640$34,160
Adjustments for Features-1,350-3,1500
Feature-Adjusted Total Price$48,290$55,490$34,160
Cost Above Minimum$0$7,200$0
Total Invoice$45,664$54,056$32,472
Adjustments for Features-1,242-2,9040
Feature-Adjusted Total Invoice$44,422$51,152$32,472
Cost Above Minimum$0$6,730$0

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Features Comparison: Audi A6 vs. Buick Regal

Model Year200620062011
ModelA6A6Regal
Trim3.24.2CXL Turbo
Body4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
7-speed manually-shiftable CVT$1100  
6-speed manually-shiftable automatic $1100$1100
FWD$0 $0
AWD $1700 
Accessories 
AC power outlet  $100
Proximity key$250$250 
Tilt/telescoping steering wheel, manual$250 $250
Tilt/telescoping steering wheel, power $350 
Universal garage door opener$100$100 
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0$0 
Rollover sensor  $50
Cargo Management 
Rear seat pass-through  $100
Storage compartment under front seat(s)$50$50 
Climate Control 
Heated windshield washer nozzles$15$15 
Rain-sensing wipers$175$175 
Residual heat$50$50 
Variable intermittent wipers  $75
Exterior 
Bodyside moldings$75$75 
Infotainment 
Aux input  $50
CD changer, remote$200$200 
CD player  $125
DVD-compatible player  $0
Media drive  $15
MP3-compatible player  $50
Surround sound$250$250 
Telematics service, such as OnStar, with navigation  $225
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror$75$75 
Auto-dimming passenger-side mirror$75$75 
Fog light, rear$100$100 
Mirror tilt-down in reverse$25$25 
Power-folding mirrors$50$50 
Steering-linked headlights$150$150 
Seats and Interior Trim 
Memory system, driver seat$200$200 
Wood trim$300$300 
Total Value of Features$3,490$5,290$2,140
Value of Feature Adjustments$1,350$3,150$0
Value of Feature Adjustments-1,242-2,9040

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Specifications Comparison: Audi A6 vs. Buick Regal

Model Year20062011
ModelA6Regal
Body4dr Sedan4dr Sedan
Wheelbase111.9 in107.8 in
Length193.5 in190.2 in
Width73.1 in73.1 in
Height57.5 in58.4 in
Curb Weight4,013 lb.3,601 lb.
Fuel Capacity21.1 gal.18.0 gal.
Row 1 Headroom38.7 in38.8 in
Row 1 Shoulder Room57.1 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 Room55.9 in54.4 in
Row 2 Hip Room0.0 in52.3 in
Row 2 Legroom36.9 in37.3 in
Cargo Volume15.9 ft314.2 ft3

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Option Package Details
Audi A6 3.2

Premium Package
FeatureValueRequested?
Universal garage door opener100No
Auto-dimming rearview mirror150Yes
Steering-linked headlights150No
Xenon HID headlights500Yes
Memory system, driver seat200No
Satellite radio200Yes
Auto-dimming driver-side mirror75No
Compass0Yes
Surround sound250No
Storage compartment under front seat(s)50No
Power-folding mirrors50No
Auto-dimming passenger-side mirror75No
Total Requested85047%
Total Not Requested95053%
Technology Package
FeatureValueRequested?
Navigation system600Yes
Satellite radio200Yes
Obstacle detection, rear250Yes
Proximity key250No
Voice control for nav and audio100Yes
Total Requested115082%
Total Not Requested25018%

Option Package Details
Audi A6 4.2

Technology Package
FeatureValueRequested?
Navigation system600Yes
Obstacle detection, rear250Yes
Proximity key250No
Voice control for nav and audio100Yes
Total Requested95079%
Total Not Requested25021%

Option Package Details
Buick Regal CXL Turbo

Preferred Equipment Group T04
FeatureValueRequested?
Xenon HID headlights500Yes
Rear side airbags300Yes
Sunroof900Yes
Harman/Kardon, 320W, 9 speakers (with subwoofer)350No
Navigation system600Yes
DVD-compatible player0No
Voice control for nav and audio100Yes
Media drive, large15No
Total Requested240087%
Total Not Requested36513%

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