Porsche 911 Porsche 911 2008 BMW 6-Series Gran Coupe BMW 6-Series Gran Coupe 2017

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Porsche 911 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.

Porsche 911 vs. BMW 6-Series Gran Coupe Invoice Comparison

Lowest Total Price: $131,590

Porsche 911 GT3   
Difference: $7,955

Lowest Total Invoice: $114,190

Porsche 911 GT3   
Difference: $16,230

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  Down Payment Interest Rate Term
Model Year20082017
Model9116-Series Gran Coupe
TrimGT3M6
Body2dr Coupe4dr Sedan
Base Price $107,500 $117,500
Base Invoice $93,941 $109,955
Auto-dimming rearview mirror 690  
Adaptive Sports Seats 2,295  
Sport Chrono Package Plus 690  
Navigation system 3,110  
Xenon HID headlights 1,090  
Metallic paint (extra cost) 690  
Illuminated door sill trim plates 1,280  
Floor mats 90  
Heated front seats 500  
Bluetooth cell phone link 960  
Upholstered instrument panel, leather 2,995 3,500
Ceramic brake rotors 8,840 9,250
Competition Package   7,000
Wood trim   0
Auto-dimming rearview mirror 587  
Adaptive Sports Seats 1,591  
Sport Chrono Package Plus 587  
Navigation system 2,644  
Xenon HID headlights 927  
Metallic paint (extra cost) 587  
Illuminated door sill trim plates 1,088  
Floor mats 77  
Heated front seats 425  
Bluetooth cell phone link 816  
Upholstered instrument panel, leather 2,546 3,220
Ceramic brake rotors 7,514 8,510
Competition Package   6,440
Wood trim   0
Options (change) 23,230 19,750
Options (change) 19,389 18,170
Destination 860 995
Gas Tax 0 1,300
Total Price $131,590 $139,545
Total Invoice $114,190 $130,420

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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: Porsche 911 vs. BMW 6-Series Gran Coupe

Lowest Adjusted Price and Invoice: Porsche 911 GT3
TrueDelta Adjusted Price Difference: $690
TrueDelta Adjusted Invoice Difference: $9,440
Model Year20082017
Model9116-Series Gran Coupe
TrimGT3M6
Body2dr Coupe4dr Sedan
Engine415hp H6600hp V8
TransmissionM6S7
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)15/22 MPG14/20 MPG
Audio (watts, speakers)50, 4205, 9
Tire (rear if not all the same)235/35-19265/35-20
Total Price$131,590$139,545
Adjustments for Features0-7,265
Feature-Adjusted Total Price$131,590$132,280
Total Invoice$114,190$130,420
Adjustments for Features0-6,790
Feature-Adjusted Total Invoice$114,190$123,630

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Features Comparison: Porsche 911 vs. BMW 6-Series Gran Coupe

Model Year20082017
Model9116-Series Gran Coupe
TrimGT3M6
Body2dr Coupe4dr Sedan
Transmission and Drivetrain 
6-speed manual$150 
7-speed automated manual $1200
RWD$0$0
Accessories 
Power door closers $300
Power rear side windows $200
Proximity key $250
Remote app $25
Tilt/telescoping steering wheel, manual$250 
Tilt/telescoping steering wheel, power $350
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats $0
Knee airbag, driver $75
Knee airbag, passenger $75
Obstacle detection, front $150
Obstacle detection, rear $250
Rearview camera $200
Side curtain airbags $350
Cargo Management 
Cargo mat $40
Rear seat pass-through $100
Ski sack $50
Climate Control 
Automatic air recirculation $100
Rear air vents with automatic controls $250
Rear dual-zone climate control $125
Residual heat $50
Water-repellent front-door glass$15 
Drivetrain 
Active rear differential $500
Limited-slip rear differential$300 
Engine / Motor 
Automatic start / stop $150
Dual-mode exhaust, switchable $500
Rear-engine configuration$0 
Regenerative braking $0
Exterior 
Bright-finished exhaust tip(s)$25 
Carbon fiber roof $0
Front splitter spoiler$200 
Painted brake calipers (optional) $0
Sunroof$900 
Tall rear wing-type spoiler$500 
Infotainment 
4G LTE connectivity $0
App support $0
Audio controls on steering wheel $125
Aux input $50
Bluetooth audio streaming $25
Concierge Services - 3 year subscription $150
DVD-compatible player $0
Handwriting recognition $200
HD radio $50
In-vehicle Internet $150
Media drive $15
Navigation map updates, three years $0
Off-road navigation system$0 
S Voice support $0
Satellite radio - one year subscription $250
Siri Eyes Free support $0
SMS text-to-speech reader $25
Surround sound $250
Telematics service, such as OnStar $200
Text dictation $50
Traffic + travel information $25
USB port $25
Voice control for external devices $0
Voice control for nav and audio $100
Voice recorder $0
Wi-Fi hotspot $50
Wireless charging station $75
Instruments, Lights, and Mirrors 
Auto-dimming headlights $200
Auto-dimming passenger-side mirror $75
Chronometer$100 
Cornering lights $50
LED headlights $1000
Mirror tilt-down in reverse $25
Power-folding mirrors $50
Steering-linked headlights $150
Turn signals on or near mirrors $25
Xenon HID headlights$500 
Seats and Interior Trim 
Center armrest(s), second row $50
Folding second row seats $300
Leather-wrapped steering wheel $150
Memory system, passenger seat $150
Metal pedals$75 
No leather in second row$-300 
Power headrest height adjuster, driver seat $50
Power headrest height adjuster, passenger seat $50
Power thigh bolsters, driver seat$100 
Power thigh bolsters, passenger seat$100 
Power thigh support length adjuster, driver seat $100
Power thigh support length adjuster, passenger seat $100
Power upper seatback recliner, driver seat $100
Power upper seatback recliner, passenger seat $100
Synthetic suede inserts in leather seating surfaces$0 
Synthetic suede steering wheel$150 
Wood trim $300
Suspension, Wheels, and Tires 
Performance steering system (optional) $0
Sport suspension (upgrade)$0 
Ultra-sport suspension (upgrade) $0
Transmission 
Launch control $100
Steering-wheel-mounted transmission controls $100
Total Value of Features$3,065$10,330
Value of Feature Adjustments$0$7,265
Value of Feature Adjustments0-6,790

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Specifications Comparison: Porsche 911 vs. BMW 6-Series Gran Coupe

Model Year20082017
Model9116-Series Gran Coupe
Body2dr Coupe4dr Sedan
Wheelbase92.5 in116.9 in
Length175.6 in197.2 in
Width71.2 in74.6 in
Height51.6 in54.8 in
Curb Weight3,076 lb.4,430 lb.
Fuel Capacity17.0 gal.18.5 gal.
Row 1 Headroom38.0 in40.6 in
Row 1 Shoulder Room51.7 in56.7 in
Row 1 Hip Room53.4 in0.0 in
Row 1 Legroom41.6 in42.1 in
Row 2 Headroom31.5 in37.0 in
Row 2 Shoulder Room0.0 in54.6 in
Row 2 Legroom0.0 in35.3 in
Cargo Volume4.8 ft316.2 ft3

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Option Package Details
Porsche 911 GT3

Adaptive Sports Seats
FeatureValueRequested?
Power thigh bolsters, driver seat100No
Power seatback bolsters, driver100Yes
Power thigh bolsters, passenger seat100No
Power seatback bolsters, passenger seat100Yes
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat100Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power fore-aft adjuster, passenger seat100Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Memory system, driver seat200Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat100Yes
Total Requested120086%
Total Not Requested20014%
Sport Chrono Package Plus
FeatureValueRequested?
Chronometer100No
Electronic systems calibration selector200Yes
Total Requested20067%
Total Not Requested10033%

Option Package Details
BMW 6-Series Gran Coupe M6

Competition Package
FeatureValueRequested?
Ultra-sport suspension (upgrade)0No
Performance steering system (optional)250No
Upgraded stability control0No
turbocharged
4.4L V8
DOHC-4v
600 hp@6000
516 lb-ft@1500
1000Yes
Total Requested100080%
Total Not Requested25020%

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