Audi A6 / S6 Audi A6 / S6 2008 BMW 6-Series Gran Coupe BMW 6-Series Gran Coupe 2018

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Audi A6 / S6 vs. BMW 6-Series Gran Coupe 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. BMW 6-Series Gran Coupe Invoice Comparison

Lowest Total Price: $58,065

Audi A6 / S6 A6 3.2   
Difference: $31,980

Calculate Payments

  Down Payment Interest Rate Term
Model Year200820082008201820182018
ModelA6 / S6A6 / S6A6 / S66-Series Gran Coupe6-Series Gran Coupe6-Series Gran Coupe
TrimA6 3.2A6 4.2S6640i650iALPINA B6
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Base Price $42,950 $56,300 $72,350 $81,400 $93,000 $124,300
S Line Package 2,000 1,000        
Sport suspension (upgrade) 500 500        
Premium Package 3,550          
Sunshade, rear, power 400 400   1,000 1,000  
Cold Weather Package 600 600   450 450  
Technology Package 4,100 3,450 3,350      
Adaptive cruise control 2,000 2,000 2,000      
Lane departure warning 900 900 900      
iPod integration 290 290 290      
Upholstered instrument cluster hood, leather   1,275        
Warm Weather Package     1,190      
Heated second row seats     225      
Upgraded leather upholstery       3,000    
Multicontour seats       1,300    
Adaptive cruise control, all-speed       1,900 1,900 1,900
Leather upholstery, extended coverage         3,500  
S Line Package 1,860 930        
Sport suspension (upgrade) 466 466        
Premium Package 3,302          
Sunshade, rear, power 373 373   920 920  
Cold Weather Package 557 557   415 415  
Technology Package 3,813 3,208 3,115      
Adaptive cruise control 1,860 1,860 1,860      
Lane departure warning 838 838 838      
iPod integration 225 225 225      
Upholstered instrument cluster hood, leather   1,185        
Warm Weather Package     1,106      
Heated second row seats     209      
Upgraded leather upholstery       2,760    
Multicontour seats       1,195    
Adaptive cruise control, all-speed       1,750 1,750 1,750
Leather upholstery, extended coverage         3,220  
Options (change) 14,340 10,415 7,955 7,650 6,850 1,900
Options (change) 13,294 9,642 7,353 7,040 6,305 1,750
Destination 775 775 775 995 995 995
Gas Tax 0 0 1,300 0 0 0
Total Price $58,065 $67,490 $82,380 $90,045 $100,845 $127,195

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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 / S6 vs. BMW 6-Series Gran Coupe

Lowest Adjusted Price: Audi A6 / S6 A6 3.2
Lowest Adjusted Invoice: BMW 6-Series Gran Coupe ALPINA B6
TrueDelta Adjusted Price Difference: $26,865
TrueDelta Adjusted Invoice Difference: $51,265
Model Year200820082008201820182018
ModelA6 / S6A6 / S6A6 / S66-Series Gran Coupe6-Series Gran Coupe6-Series Gran Coupe
TrimA6 3.2A6 4.2S6640i650iALPINA B6
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Engine255hp V6350hp V8435hp V10315hp I6445hp V8600hp V8
TransmissionCVT-7T6T6T8T8T8
DrivetrainFWDAWDAWDRWDRWDAWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)330, 13330, 13330, 13205, 9205, 9205, 9
Tire (rear if not all the same)245/40-18245/40-18265/35-19245/45-18245/40-19255/35-20
Total Price$58,065$67,490$82,380$90,045$100,845$127,195
Adjustments for Features0-1,900-2,175-5,115-5,515-7,740
Feature-Adjusted Total Price$58,065$65,590$80,205$84,930$95,330$119,455
Cost Above Minimum$0$7,525$22,140$0$10,400$34,525

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Features Comparison: Audi A6 / S6 vs. BMW 6-Series Gran Coupe

Model Year200820082008201820182018
ModelA6 / S6A6 / S6A6 / S66-Series Gran Coupe6-Series Gran Coupe6-Series Gran Coupe
TrimA6 3.2A6 4.2S6640i650iALPINA B6
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
7-speed manually-shiftable CVT$1100     
6-speed manually-shiftable automatic $1100$1100   
8-speed manually-shiftable automatic   $1300$1300$1300
FWD$0     
AWD $1700$1700  $1700
RWD   $0$0 
Accessories 
Adaptive cruise control$600$600$600   
Adaptive cruise control, all-speed   $850$850$850
Heated steering wheel$100$100 $100$100 
Power door closers     $300
Remote app   $25$25$25
Remote window/roof operation   $15$15$15
Sunshade, rear, power$225$225$225$225$225 
Sunshades, second row$125$125$125$125$125 
Brakes, Airbags, and Other Safety 
Automatic braking, high-speed or partial   $200$200$200
Forward collision warning   $200$200$200
Full-size spare tire$225$225$225   
Hill descent control     $250
Knee airbag, driver   $75$75$75
Knee airbag, passenger   $75$75$75
Obstacle detection, front   $150$150$150
Radar- or camera-based collision preparation system   $0$0$0
Tires, run-flat   $150$150$150
Cargo Management 
Cargo net$40$40$40   
Storage compartment under front seat(s)$50$50$50   
Climate Control 
Rear air vents$100$100$100   
Rear air vents with automatic controls     $250
Rear air vents with manual controls   $150$150 
Rear dual-zone climate control     $125
Engine / Motor 
Automatic start / stop   $150$150$150
Dual-mode exhaust, switchable   $500$500$500
Regenerative braking   $0$0$0
Exterior 
Bodyside cladding  $350   
Bodyside moldings$75$75    
Power-venting glass roof panel   $300$300 
Rear spoiler     $200
Solar panel  $300   
Sunroof$900$900$900   
Infotainment 
4G LTE connectivity   $0$0$0
App support   $0$0$0
Aux input   $50$50$50
Bluetooth audio streaming   $25$25$25
CD changer, remote$200$200$200   
CD player   $125$125$125
Concierge Services - 3 year subscription    $150$150
DVD-compatible player   $0$0$0
Handwriting recognition   $200$200$200
HD radio   $50$50$50
In-vehicle Internet   $150$150$150
iPod integration$100$100$100   
Media drive   $15$15$15
Navigation map updates, three years   $0$0$0
S Voice support   $0$0$0
Satellite radio$200$200$200   
Satellite radio - one year subscription   $250$250$250
Siri Eyes Free support   $0$0$0
SMS text-to-speech reader   $25$25$25
Surround sound$250$250$250 $250$250
Telematics service, such as OnStar   $200$200$200
Text dictation   $50$50$50
Traffic + travel information   $25$25$25
USB port   $25$25$25
Voice control for external devices   $0$0$0
Voice recorder   $0$0$0
Wi-Fi hotspot   $50$50$50
Wireless charging station   $75$75$75
Instruments, Lights, and Mirrors 
Auto-dimming headlights   $200$200$200
Compass$0$0$0   
Cornering lights   $50$50$50
Fog light, rear$100$100$100   
Large color reconfigurable instrument cluster display   $250$250 
LED headlights   $1000$1000$1000
Xenon HID headlights$500$500$500   
Seats and Interior Trim 
Door sill trim plates$100$100$100$100$100 
Heated second row seats$200$200$200$200$200 
Illuminated door sill trim plates     $200
Manual thigh support length adjuster, driver seat$50$50$50   
Memory system, passenger seat   $150$150$150
Power headrest height adjuster, driver seat   $50$50$50
Power headrest height adjuster, passenger seat   $50$50$50
Power seatback bolsters, driver seat   $100$100$100
Power seatback bolsters, passenger seat   $100$100$100
Power thigh support length adjuster, driver seat   $100$100$100
Power thigh support length adjuster, passenger seat   $100$100$100
Power upper seatback recliner, driver seat   $100$100$100
Power upper seatback recliner, passenger seat   $100$100$100
Synthetic suede headliner     $650
Upholstered instrument cluster hood, leather $200    
Upholstered instrument panel, leather   $1000$1000$1000
Suspension, Wheels, and Tires 
Adaptive dampers - electrical   $500$500$500
Electronic systems calibration selector   $200$200$200
Sport suspension (upgrade)$0$0$0  $0
Transmission 
Launch control   $100$100$100
Total Value of Features$5,240$7,140$7,415$10,355$10,755$12,980
Value of Feature Adjustments$0$1,900$2,175$5,115$5,515$7,740
Value of Feature Adjustments0-1,767-2,025-467-409-178

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Specifications Comparison: Audi A6 / S6 vs. BMW 6-Series Gran Coupe

Model Year20082018
ModelA6 / S66-Series Gran Coupe
Body4dr Sedan4dr Sedan
Wheelbase111.9 in116.9 in
Length193.5 in197.2 in
Width73.1 in74.6 in
Height57.5 in54.8 in
Curb Weight4,013 lb.4,192 lb.
Fuel Capacity21.1 gal.18.5 gal.
Row 1 Headroom38.7 in40.6 in
Row 1 Shoulder Room57.1 in56.7 in
Row 1 Legroom41.3 in42.1 in
Row 2 Headroom37.8 in37.0 in
Row 2 Shoulder Room55.9 in54.6 in
Row 2 Legroom36.9 in35.3 in
Cargo Volume15.9 ft316.2 ft3

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Option Package Details
Audi A6 / S6 A6 3.2

S Line Package
FeatureValueRequested?
Upgraded leather upholstery0No
Leather upholstery, extended coverage0No
Manual thigh support adjuster, driver seat50Yes
Front sport buckets100Yes
Special interior trim0No
Steering-wheel-mounted transmission controls100Yes
Upholstered door panels, leather250Yes
Total Requested500100%
Total Not Requested00%
Premium Package
FeatureValueRequested?
Bose, 330W, 13 speakers (with subwoofer)350No
Memory system, driver seat200Yes
Auto-dimming driver-side mirror75Yes
Compass0No
Surround sound250Yes
Storage compartment under front seat(s)50No
Power-folding mirrors50Yes
Auto-dimming passenger-side mirror75Yes
Heated front seats200Yes
Sunroof900No
Auto-dimming rearview mirror150Yes
Xenon HID headlights500Yes
Total Requested150054%
Total Not Requested130046%
Cold Weather Package
FeatureValueRequested?
Heated second row seats200Yes
Rear seat pass-through100Yes
Heated steering wheel100Yes
Ski sack50Yes
Total Requested450100%
Total Not Requested00%
Technology Package
FeatureValueRequested?
Navigation system600Yes
Tilt/telescoping steering wheel, power100Yes
Universal garage door opener100Yes
Steering-linked headlights150Yes
Obstacle detection, rear250Yes
Rearview camera200Yes
Proximity key250Yes
Voice control for nav and audio100Yes
Total Requested1750100%
Total Not Requested00%

Option Package Details
Audi A6 / S6 A6 4.2

Cold Weather Package
FeatureValueRequested?
Heated second row seats200Yes
Rear seat pass-through100Yes
Heated steering wheel100Yes
Ski sack50Yes
Total Requested450100%
Total Not Requested00%
S Line Package
FeatureValueRequested?
Manual thigh support adjuster, driver seat50Yes
Front sport buckets100Yes
Special interior trim0No
Steering-wheel-mounted transmission controls100Yes
Total Requested250100%
Total Not Requested00%
Technology Package
FeatureValueRequested?
Navigation system600Yes
Obstacle detection, rear250Yes
Rearview camera200Yes
Proximity key250Yes
Voice control for nav and audio100Yes
Total Requested1400100%
Total Not Requested00%

Option Package Details
Audi A6 / S6 S6

Technology Package
FeatureValueRequested?
Navigation system600Yes
Obstacle detection, rear250Yes
Rearview camera200Yes
Proximity key250Yes
Voice control for nav and audio100Yes
Total Requested1400100%
Total Not Requested00%
Warm Weather Package
FeatureValueRequested?
Sunshades, second row125Yes
Sunshade, rear, power225Yes
Solar panel300No
Total Requested35054%
Total Not Requested30046%

Option Package Details
BMW 6-Series Gran Coupe 640i

Sunshade, rear, power
FeatureValueRequested?
Sunshade, rear, power225Yes
Sunshades, second row125Yes
Total Requested350100%
Total Not Requested00%
Upgraded leather upholstery
FeatureValueRequested?
Upgraded leather upholstery0No
Upholstered instrument panel, leather700No
Total Requested00%
Total Not Requested700100%
Adaptive cruise control, all-speed
FeatureValueRequested?
Adaptive cruise control, all-speed700No
Radar- or camera-based collision preparation system0No
Lane departure warning200Yes
Automatic braking, high-speed or partial200No
Forward collision warning200No
Total Requested20015%
Total Not Requested110085%
Cold Weather Package
FeatureValueRequested?
Heated second row seats200Yes
Heated steering wheel100Yes
Total Requested300100%
Total Not Requested00%
Multicontour seats
FeatureValueRequested?
Power thigh support length adjuster, driver seat100No
Power seatback bolsters, driver seat100No
Power upper seatback recliner, driver seat100No
Power thigh support length adjuster, passenger seat100No
Power seatback bolsters, passenger seat100No
Power upper seatback recliner, passenger seat100No
Memory system, passenger seat150No
Front sport buckets100Yes
Total Requested10012%
Total Not Requested75088%

Option Package Details
BMW 6-Series Gran Coupe 650i

Sunshade, rear, power
FeatureValueRequested?
Sunshade, rear, power225Yes
Sunshades, second row125Yes
Total Requested350100%
Total Not Requested00%
Leather upholstery, extended coverage
FeatureValueRequested?
Leather upholstery, extended coverage0No
Upholstered instrument panel, leather700No
Total Requested00%
Total Not Requested700100%
Adaptive cruise control, all-speed
FeatureValueRequested?
Adaptive cruise control, all-speed700No
Radar- or camera-based collision preparation system0No
Lane departure warning200Yes
Automatic braking, high-speed or partial200No
Forward collision warning200No
Total Requested20015%
Total Not Requested110085%
Cold Weather Package
FeatureValueRequested?
Heated second row seats200Yes
Heated steering wheel100Yes
Total Requested300100%
Total Not Requested00%

Option Package Details
BMW 6-Series Gran Coupe ALPINA B6

Adaptive cruise control, all-speed
FeatureValueRequested?
Adaptive cruise control, all-speed700No
Radar- or camera-based collision preparation system0No
Lane departure warning200Yes
Automatic braking, high-speed or partial200No
Forward collision warning200No
Total Requested20015%
Total Not Requested110085%

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