Porsche 911 Porsche 911 2010 BMW Z4 BMW Z4 2008

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Porsche 911 vs. BMW Z4 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 Z4 Invoice Comparison

Lowest Total Price: $47,350

BMW Z4 3.0i   
Difference: $53,455

Calculate Payments

  Down Payment Interest Rate Term
Model Year201020102010200820082008
Model911911911Z4Z4Z4
TrimCarreraCarrera STurbo3.0i3.0siM Roadster
Body2dr Convertible2dr Convertible2dr Convertible2dr Convertible2dr Convertible2dr Convertible
Base Price $88,800 $99,800 $143,800 $36,700 $42,700 $52,400
Adaptive Sports Seats 3,055 3,055        
Sport Chrono Package Plus 960 960        
Auto-dimming rearview mirror 420 420        
Metallic paint (extra cost) 710 710   475 475 475
Audio controls on steering wheel 615 615 0      
Floor mats 140 140 140      
Wood trim 890 890 890 0 0 0
Heated front seats 510 510 510 500 500 500
Navigation system 2,110 2,110   1,800 1,800 1,800
Bluetooth cell phone link 695 695 695      
Limited-slip rear differential 950 950        
Leather seating surfaces       1,150    
Premium Package       2,900 2,100 2,950
Power convertible top       750 750  
Xenon HID headlights       700 700  
Sport Package       1,300 1,300  
Headlight washers       250 250  
Adaptive Sports Seats 2,597 2,597        
Sport Chrono Package Plus 816 816        
Auto-dimming rearview mirror 0 0        
Metallic paint (extra cost) 0 0   430 430 430
Audio controls on steering wheel 0 0 0      
Floor mats 119 119 119      
Wood trim 757 757 757 0 0 0
Heated front seats 0 0 425 455 455 455
Navigation system 1,794 1,794   1,640 1,640 1,640
Bluetooth cell phone link 0 0 0      
Limited-slip rear differential 0 0        
Leather seating surfaces       1,045    
Premium Package       2,635 1,910 2,685
Power convertible top       685 685  
Xenon HID headlights       635 635  
Sport Package       1,185 1,185  
Headlight washers       230 230  
Options (change) 11,055 11,055 2,235 9,825 7,875 5,725
Options (change) 6,083 6,083 1,301 8,940 7,170 5,210
Destination 950 950 950 825 825 825
Total Price $100,805 $111,805 $146,985 $47,350 $51,400 $58,950

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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: Porsche 911 vs. BMW Z4

Lowest Adjusted Price: BMW Z4 3.0i
Lowest Adjusted Invoice: Porsche 911 Turbo
TrueDelta Adjusted Price Difference: $50,670
TrueDelta Adjusted Invoice Difference: $8,180
Model Year201020102010200820082008
Model911911911Z4Z4Z4
TrimCarreraCarrera STurbo3.0i3.0siM Roadster
Body2dr Convertible2dr Convertible2dr Convertible2dr Convertible2dr Convertible2dr Convertible
Engine345hp H6385hp H6500hp H6215hp I6255hp I6330hp I6
TransmissionM6M6M6M6M6M6
DrivetrainRWDRWDAWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)235, 9235, 9385, 13?, 10430, 10430, 10
Tire (rear if not all the same)235/40-18235/35-19235/35-19225/40-18225/40-18225/45-18
Total Price$100,805$111,805$146,985$47,350$51,400$58,950
Adjustments for Features-2,785-3,285-5,3100-375-425
Feature-Adjusted Total Price$98,020$108,520$141,675$47,350$51,025$58,525
Cost Above Minimum$0$10,500$43,655$0$3,675$11,175

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Features Comparison: Porsche 911 vs. BMW Z4

Model Year201020102010200820082008
Model911911911Z4Z4Z4
TrimCarreraCarrera STurbo3.0i3.0siM Roadster
Body2dr Convertible2dr Convertible2dr Convertible2dr Convertible2dr Convertible2dr Convertible
Transmission and Drivetrain 
6-speed manual$150$150$150$150$150$150
RWD$0$0 $0$0$0
AWD  $1700   
Accessories 
Remote window/roof operation$15$15$15   
Universal garage door opener$100$100$100   
Wind blocker$300$300$300   
Brakes, Airbags, and Other Safety 
Auto-raising roll bars / headrests$500$500$500   
Knee airbag, driver   $75$75$75
Knee airbag, passenger   $75$75$75
Roll bar   $200$200$200
Tires, run-flat   $150$150 
Climate Control 
Automatic air recirculation   $100$100$100
Water-repellent front-door glass$15$15$15   
Drivetrain 
Limited-slip rear differential$300$300$300  $300
Engine / Motor 
Rear-engine configuration$0$0$0   
Exterior 
Bright-finished exhaust tip(s)$25$25$25 $25$25
Larger rear spoiler  $200   
Retractable rear spoiler$400$400    
Infotainment 
Aux input   $50$50$50
DVD-Audio-compatible player$0$0$0   
Off-road navigation system$0$0$0   
Surround sound  $250 $250$250
Telematics service, such as OnStar   $200$200$200
Instruments, Lights, and Mirrors 
Boost gauge  $75   
Chronometer$100$100    
Fog light, rear$100$100$100   
Illuminated visor mirror, driver$50$50$50   
Illuminated visor mirror, passenger$50$50$50   
Interior ambient lighting$150$150$150   
Turn signals on or near mirrors   $25$25$25
Visor mirror, driver   $10$10$10
Visor mirror, passenger   $10$10$10
Seats and Interior Trim 
Door sill trim plates$100$100$100 $100$100
Folding second row seats$300$300$300   
Manual thigh support length adjuster, driver seat     $50
Manual thigh support length adjuster, passenger seat     $50
Metal pedals$75$75$75   
No leather in second row   $-300$-300$-300
Power 4-way lumbar adjuster, driver seat$150$150$150   
Power 4-way lumbar adjuster, passenger seat$150$150$150   
Power seatback bolsters, driver seat$100$100    
Power seatback bolsters, passenger seat$100$100    
Power thigh bolsters, driver seat$100$100    
Power thigh bolsters, passenger seat$100$100    
Upholstered instrument panel, leather  $1000   
Suspension, Wheels, and Tires 
Adaptive dampers - electrical $500$500   
Electronic systems calibration selector$200$200 $200$200 
Sport suspension (upgrade)   $0$0$0
Transmission 
Launch control$100$100    
Total Value of Features$3,730$4,230$6,255$945$1,320$1,370
Value of Feature Adjustments$2,785$3,285$5,310$0$375$425
Value of Feature Adjustments-194-207-810-346-75

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Specifications Comparison: Porsche 911 vs. BMW Z4

Model Year20102008
Model911Z4
Body2dr Convertible2dr Convertible
Wheelbase92.5 in98.2 in
Length175.6 in161.1 in
Width71.2 in70.1 in
Height51.6 in51.1 in
Curb Weight3,264 lb.3,087 lb.
Fuel Capacity16.9 gal.14.5 gal.
Row 1 Headroom38.0 in37.3 in
Row 1 Shoulder Room51.7 in52.5 in
Row 1 Hip Room53.4 in0.0 in
Row 1 Legroom41.6 in42.0 in
Row 2 Headroom31.5 in0.0 in
Cargo Volume4.4 ft38.5 ft3

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Option Package Details
Porsche 911 Carrera

Adaptive Sports Seats
FeatureValueRequested?
Power thigh bolsters, driver seat100No
Power seatback bolsters, driver100No
Power thigh bolsters, passenger seat100No
Power seatback bolsters, passenger seat100No
Front sport buckets100Yes
Power tilt adjuster, driver seat100Yes
Power 4-way lumbar adjuster, driver seat150No
Power fore-aft adjuster, passenger seat100Yes
Power 4-way lumbar adjuster, passenger seat150No
Memory system, driver seat200Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat100Yes
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Total Requested80053%
Total Not Requested70047%
Sport Chrono Package Plus
FeatureValueRequested?
Chronometer100No
Electronic systems calibration selector200Yes
Launch control100No
Total Requested20050%
Total Not Requested20050%

Option Package Details
Porsche 911 Carrera S

Adaptive Sports Seats
FeatureValueRequested?
Power thigh bolsters, driver seat100No
Power seatback bolsters, driver100No
Power thigh bolsters, passenger seat100No
Power seatback bolsters, passenger seat100No
Front sport buckets100Yes
Power tilt adjuster, driver seat100Yes
Power 4-way lumbar adjuster, driver seat150No
Power fore-aft adjuster, passenger seat100Yes
Power 4-way lumbar adjuster, passenger seat150No
Memory system, driver seat200Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat100Yes
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Total Requested80053%
Total Not Requested70047%
Sport Chrono Package Plus
FeatureValueRequested?
Chronometer100No
Electronic systems calibration selector200Yes
Launch control100No
Total Requested20050%
Total Not Requested20050%

Option Package Details
BMW Z4 3.0i

Leather seating surfaces
FeatureValueRequested?
Leather seating surfaces900Yes
Center armrest(s), front row75Yes
Upholstered door panels, leather250Yes
No leather in second row-300No
Total Requested1225132%
Total Not Requested-300-32%
Navigation system
FeatureValueRequested?
Navigation system600Yes
Trip computer150Yes
Total Requested750100%
Total Not Requested00%
Premium Package
FeatureValueRequested?
Automatic climate control, front200Yes
Auto-dimming rearview mirror150Yes
Trip computer150Yes
Telematics service, such as OnStar200No
Bluetooth cell phone link100Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75Yes
Automatic air recirculation100No
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat100Yes
Power recliner, driver seat100Yes
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Memory system, driver seat200Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat100Yes
Total Requested165085%
Total Not Requested30015%
Sport Package
FeatureValueRequested?
Sport suspension (upgrade)250No
Front sport buckets100Yes
225/40WR18 tires200No
255/35WR18 tires200No
Electronic systems calibration selector200Yes
Total Requested30032%
Total Not Requested65068%

Option Package Details
BMW Z4 3.0si

Premium Package
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Telematics service, such as OnStar200No
Bluetooth cell phone link100Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75Yes
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat100Yes
Power recliner, driver seat100Yes
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Memory system, driver seat200Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat100Yes
Total Requested130087%
Total Not Requested20013%
Sport Package
FeatureValueRequested?
Sport suspension (upgrade)250No
Front sport buckets100Yes
225/40WR18 tires200No
255/35WR18 tires200No
Electronic systems calibration selector200Yes
Total Requested30032%
Total Not Requested65068%

Option Package Details
BMW Z4 M Roadster

Premium Package
FeatureValueRequested?
Cruise control150Yes
Surround sound250Yes
THX-certified, 430W, 10 speakers (with subwoofer)350No
Auto-dimming rearview mirror150Yes
Telematics service, such as OnStar200No
Bluetooth cell phone link100Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75Yes
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat100Yes
Power recliner, driver seat100Yes
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Memory system, driver seat200Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat100Yes
Total Requested170076%
Total Not Requested55024%

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