Audi A6 / S6 Audi A6 / S6 2009 Buick Regal Buick Regal 2018

We are 103,000+ car owners sharing real-world car information.

Join Us

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: $39,405

Buick Regal TourX Essence   
Difference: $16,515

Lowest Total Invoice: $37,692

Buick Regal TourX Essence   
Difference: $14,355

Calculate Payments

  Down Payment Interest Rate Term
Model Year20092018
ModelA6 / S6Regal
TrimA6 3.0T AvantTourX Essence
Body4dr Wagon4dr Wagon
Base Price $53,310 $35,020
Base Invoice $49,579 $33,619
Premium Plus Package 1,320  
Rear side airbags 350  
All-weather floor mats 115 140
Driver Confidence Package #1   1,725
Metallic paint (extra cost)   395
Panoramic sunroof   1,200
Premium Plus Package 1,228  
Rear side airbags 325  
All-weather floor mats 90 127
Driver Confidence Package #1   1,570
Metallic paint (extra cost)   359
Panoramic sunroof   1,092
Options (change) 1,785 3,460
Options (change) 1,643 3,148
Destination 825 925
Total Price $55,920 $39,405
Total Invoice $52,047 $37,692

Return to top

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

Dealer Price Quotes

Want to find out how much dealers are willing to discount these cars?

Request free, no-obligation Audi A6 / S6 dealer quotes or Buick Regal dealer quotes from dealers using our car quote form.

The process is easy and takes just a minute or two. You'll receive price quotes from local approved dealers within 48 hours.

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

Lowest Adjusted Price and Invoice: Buick Regal TourX Essence
TrueDelta Adjusted Price Difference: $19,315
TrueDelta Adjusted Invoice Difference: $17,033
Model Year20092018
ModelA6 / S6Regal
TrimA6 3.0T AvantTourX Essence
Body4dr Wagon4dr Wagon
Engine300hp V6250hp I4
TransmissionT6T8
DrivetrainAWDAWD
EPA Fuel Economy (city/highway)/ MPG/ MPG
Audio (watts, speakers)160, 10?, 7
Tire (rear if not all the same)245/40-18235/50-18
Total Price$55,920$39,405
Adjustments for Features0-2,800
Feature-Adjusted Total Price$55,920$36,605
Total Invoice$52,047$37,692
Adjustments for Features0-2,678
Feature-Adjusted Total Invoice$52,047$35,014

Return to top

Features Comparison: Audi A6 / S6 vs. Buick Regal

Model Year20092018
ModelA6 / S6Regal
TrimA6 3.0T 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
Heated steering wheel $100
Proximity key $250
Remote app $25
Remote start $150
Sunshades, second row$125 
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0 
Blind spot warning system $200
Cross-traffic warning, rear $100
Full-size spare tire$225 
Knee airbag, driver $75
Knee airbag, passenger $75
Obstacle detection, rear $250
Rearview camera $200
Rollover sensor $50
Safety key $5
Vehicle health reports $0
Cargo Management 
Cargo area partition net$40 
Cargo organizer $100
Storage compartment under front seat(s)$50 
Climate Control 
Automatic air recirculation$100 
Heated windshield washer nozzles$15 
Rain-sensing wipers$175 
Rear wiper $175
Residual heat$50 
Variable intermittent wipers $75
Drivetrain 
Active rear differential $500
Exterior 
Bodyside moldings$75 
Laminated front side windows $200
Panoramic sunroof $1200
Rear spoiler $200
Sunroof$900 
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 changer, remote$200 
iPod integration$100 
MP3-compatible player$50 
SMS text-to-speech reader $25
Telematics service, such as OnStar, with navigation $225
USB port $25
Voice control for audio system $25
Voice control for external devices $0
Wi-Fi hotspot $50
Wireless charging station $75
Instruments, Lights, and Mirrors 
Auto-dimming passenger-side mirror$75 
Cornering lights $50
Fog light, rear$100 
LED headlights $1000
Mirror tilt-down in reverse$25 
Xenon HID headlights$500 
Seats and Interior Trim 
Wood trim$300 
Total Value of Features$5,905$8,705
Value of Feature Adjustments$0$2,800
Value of Feature Adjustments0-2,678

Return to top

Specifications Comparison: Audi A6 / S6 vs. Buick Regal

Model Year20092018
ModelA6 / S6Regal
Body4dr Wagon4dr Wagon
Wheelbase111.9 in111.4 in
Length194.2 in196.3 in
Width73.1 in73.3 in
Height58.2 in58.4 in
Curb Weight4,168 lb.4,240 lb.
Fuel Capacity21.1 gal.16.3 gal.
Row 1 Headroom37.6 in38.8 in
Row 1 Shoulder Room57.1 in56.9 in
Row 1 Hip Room0.0 in55.2 in
Row 1 Legroom41.3 in42.1 in
Row 2 Headroom38.0 in39.6 in
Row 2 Shoulder Room55.9 in55.4 in
Row 2 Hip Room0.0 in54.1 in
Row 2 Legroom36.9 in36.9 in
Cargo Volume,
Minimum
33.9 ft332.7 ft3
Cargo Volume,
Maximum
58.6 ft373.5 ft3

Return to top

Option Package Details
Audi A6 / S6 A6 3.0T Avant

Premium Plus Package
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Xenon HID headlights500Yes
Memory system, driver seat200Yes
Auto-dimming driver-side mirror75Yes
Compass0Yes
Auto-dimming passenger-side mirror75No
245/40HR18 tires400No
Total Requested92566%
Total Not Requested47534%

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 downs50Yes
Power 4-way lumbar adjuster, driver seat50Yes
Power 4-way lumbar adjuster, passenger seat50Yes
Memory system, driver seat200Yes
Auto-dimming driver-side mirror75Yes
Wireless charging station75No
Obstacle detection, rear250No
Cornering lights50No
Blind spot warning system200No
LED headlights1000No
Cross-traffic warning, rear100No
Total Requested50021%
Total Not Requested187579%

Was this information useful?

We're glad we could help! Share this page:

We're so sorry! Tell us how we can improve it.

See TrueDelta's information for all Sedans and Wagons.
See TrueDelta's information for all Audi models.