Audi A6 Audi A6 2006 Buick Regal Buick Regal 2016

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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: $37,120

Buick Regal   
Difference: $25,220

Lowest Total Invoice: $35,439

Buick Regal   
Difference: $21,984

Calculate Payments

  Down Payment Interest Rate Term
Model Year200620162016
ModelA6RegalRegal
Trim4.2BaseGS
Body4dr Sedan4dr Sedan4dr Sedan
Base Price $53,770 $28,990 $34,065
Base Invoice $49,559 $27,830 $32,702
Technology Package 3,800    
Rear side airbags 350    
Heated steering wheel 200    
Front sport buckets 500    
Polished alloy wheels 900    
Adaptive cruise control 2,100    
Premium II Package   2,575  
Metallic paint (extra cost)   395 395
Sunroof   1,000 1,000
Chrome-plated alloy wheels   1,000  
Adaptive cruise control, all-speed   1,195 1,195
Driver Confidence Package   1,040 1,040
255/35ZR20     700
Technology Package 3,458    
Rear side airbags 319    
Heated steering wheel 182    
Front sport buckets 455    
Polished alloy wheels 819    
Adaptive cruise control 1,911    
Premium II Package   2,472  
Metallic paint (extra cost)   359 359
Sunroof   910 910
Chrome-plated alloy wheels   910  
Adaptive cruise control, all-speed   1,087 1,087
Driver Confidence Package   946 946
255/35ZR20     637
Options (change) 7,850 7,205 4,330
Options (change) 7,144 6,684 3,939
Destination 720 925 925
Total Price $62,340 $37,120 $39,320
Total Invoice $57,423 $35,439 $37,566

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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 A6 vs. Buick Regal

Lowest Adjusted Price and Invoice: Buick Regal
TrueDelta Adjusted Price Difference: $24,105
TrueDelta Adjusted Invoice Difference: $20,957
Model Year200620162016
ModelA6RegalRegal
Trim4.2BaseGS
Body4dr Sedan4dr Sedan4dr Sedan
Engine335hp V8259hp I4259hp I4
TransmissionT6T6T6
DrivetrainAWDFWDFWD
EPA Fuel Economy (city/highway)17/23 MPG21/30 MPG21/30 MPG
Audio (watts, speakers)330, 13?, 9?, 9
Tire (rear if not all the same)245/40-18235/50-18255/35-20
Total Price$62,340$37,120$39,320
Adjustments for Features-1,1150-1,325
Feature-Adjusted Total Price$61,225$37,120$37,995
Cost Above Minimum$0$0$875
Total Invoice$57,423$35,439$37,566
Adjustments for Features-1,0270-1,266
Feature-Adjusted Total Invoice$56,396$35,439$36,300
Cost Above Minimum$0$0$861

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Features Comparison: Audi A6 vs. Buick Regal

Model Year200620162016
ModelA6RegalRegal
Trim4.2BaseGS
Body4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100$1100$1100
AWD$1700  
FWD $0$0
Accessories 
AC power outlet $100$100
Adaptive cruise control$600  
Adaptive cruise control, all-speed $850$850
Remote app $25$25
Remote start $150$150
Tilt/telescoping steering wheel, manual $250$250
Tilt/telescoping steering wheel, power$350  
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0  
Blind spot warning system $200$200
Cross-traffic warning, rear $100$100
Following distance indicator $25$25
Forward collision warning $200$200
Lane departure warning $200$200
Obstacle detection, front  $150
Radar- or camera-based collision preparation system $0$0
Rearview camera $200$200
Rollover sensor $50$50
Vehicle health reports $0$0
Cargo Management 
Rear seat pass-through $100$100
Storage compartment under front seat(s)$50  
Climate Control 
Heated windshield washer nozzles$15  
Rain-sensing wipers$175  
Residual heat$50  
Variable intermittent wipers $75$75
Exterior 
Active grille shutters $0$0
Body kit  $0
Bodyside moldings$75  
Rear spoiler  $200
Infotainment 
4G LTE connectivity $0$0
Android Auto support $100$100
App support $0$0
Apple CarPlay support $100$100
Aux input $50$50
Bluetooth audio streaming $25$25
CD changer, remote$200  
CD player $125$125
MP3-compatible player $50$50
SMS text-to-speech reader $25$25
Surround sound$250  
Telematics service, such as OnStar, with navigation $225$225
Voice control for external devices $0$0
Wi-Fi hotspot $50$50
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror$75  
Auto-dimming passenger-side mirror$75  
Fog light, rear$100  
Fog lights$125$125 
Large color reconfigurable instrument cluster display  $250
Mirror tilt-down in reverse$25  
Performance meter  $150
Power-folding mirrors$50  
Steering-linked headlights$150  
Seats and Interior Trim 
Manual thigh support length adjuster, driver seat$50  
Power 4-way lumbar adjuster, driver seat$150  
Power 4-way lumbar adjuster, passenger seat$150  
Power lumbar adjuster, driver seat $100$100
Power lumbar adjuster, passenger seat $100$100
Wood trim$300  
Suspension, Wheels, and Tires 
Adaptive dampers - electrical  $500
Electronic systems calibration selector  $200
Sport suspension (upgrade)  $0
Total Value of Features$5,815$4,700$6,025
Value of Feature Adjustments$1,115$0$1,325
Value of Feature Adjustments-1,0270-1,266

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Specifications Comparison: Audi A6 vs. Buick Regal

Model Year20062016
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 Weight4,145 lb.3,692 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 4.2

Technology Package
FeatureValueRequested?
Navigation system600Yes
Obstacle detection, rear250Yes
Proximity key250Yes
Voice control for nav and audio100Yes
Total Requested1200100%
Total Not Requested00%

Option Package Details
Buick Regal

Adaptive cruise control, all-speed
FeatureValueRequested?
Adaptive cruise control, all-speed700No
Radar- or camera-based collision preparation system0No
Total Requested00%
Total Not Requested700100%
Premium II Package
FeatureValueRequested?
Navigation system600Yes
Rear side airbags300Yes
Xenon HID headlights500Yes
AC power outlet100No
Bose, 9 speakers (with subwoofer)350No
Voice control for nav and audio75Yes
Speed limit information0No
Power tilt adjuster, passenger seat100Yes
Obstacle detection, rear250Yes
Heated steering wheel100Yes
Remote start150No
Proximity key250Yes
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Power lumbar adjuster, passenger seat100Yes
Universal garage door opener100Yes
Total Requested257581%
Total Not Requested60019%
Driver Confidence Package
FeatureValueRequested?
Memory system, driver seat200Yes
Lane departure warning system200No
Blind spot warning system200No
Rear cross-traffic detection100No
Forward collision warning200No
Following distance indicator25No
Total Requested20022%
Total Not Requested72578%

Option Package Details
Buick Regal GS

255/35ZR20 tires
FeatureValueRequested?
255/35ZR20 tires400No
Polished alloy wheels350Yes
Total Requested35047%
Total Not Requested40053%
Adaptive cruise control, all-speed
FeatureValueRequested?
Adaptive cruise control, all-speed700No
Radar- or camera-based collision preparation system0No
Total Requested00%
Total Not Requested700100%
Driver Confidence Package
FeatureValueRequested?
Memory system, driver seat200Yes
Lane departure warning system200No
Blind spot warning system200No
Rear cross-traffic detection100No
Forward collision warning200No
Following distance indicator25No
Total Requested20022%
Total Not Requested72578%

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