BMW Z4 BMW Z4 2007 Porsche 911 Porsche 911 2008

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BMW Z4 vs. Porsche 911 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.

BMW Z4 vs. Porsche 911 Invoice Comparison

Lowest Total Price: $46,600

BMW Z4 3.0i   
Difference: $49,830

Lowest Total Invoice: $42,840

BMW Z4 3.0i   
Difference: $41,219

Calculate Payments

  Down Payment Interest Rate Term
Model Year200720072007200820082008
ModelZ4Z4Z4911911911
Trim3.0i3.0siM RoadsterCarreraCarrera STurbo
Body2dr Convertible2dr Convertible2dr Convertible2dr Convertible2dr Convertible2dr Convertible
Base Price $36,400 $42,400 $52,100 $83,800 $94,100 $136,500
Base Invoice $33,490 $39,010 $47,930 $73,192 $82,209 $119,331
Premium Package 2,800 2,000 2,850      
Power convertible top 750 750        
Leather seating surfaces 1,150          
Sport Package 1,000 1,200        
Metallic paint (extra cost) 475 475 475 690 690  
Xenon HID headlights 700 700   1,090    
Navigation system 1,800 1,800 1,800 2,110 2,110  
Heated front seats 500 500 500 500 500 500
Wood trim 0 0 0 890 890 890
Headlight washers 250 250        
Sport Chrono Package Plus       960 960  
Adaptive Sports Seats       3,055 3,055  
Auto-dimming rearview mirror       385 385  
Floor mats       140 140 140
Bluetooth cell phone link       960 960 960
Audio controls on steering wheel       990 990  
Wood/leather-wrapped steering wheel           620
Premium Package 2,545 1,820 2,595      
Power convertible top 685 685        
Leather seating surfaces 1,045          
Sport Package 910 1,090        
Metallic paint (extra cost) 430 430 430 587 587  
Xenon HID headlights 635 635   927    
Navigation system 1,640 1,640 1,640 1,794 1,794  
Heated front seats 455 455 455 425 425 425
Wood trim 0 0 0 757 757 757
Headlight washers 230 230        
Sport Chrono Package Plus       816 816  
Adaptive Sports Seats       2,597 2,597  
Auto-dimming rearview mirror       327 327  
Floor mats       119 119 119
Bluetooth cell phone link       816 816 816
Audio controls on steering wheel       842 842  
Wood/leather-wrapped steering wheel           527
Options (change) 9,425 7,675 5,625 11,770 10,680 3,110
Options (change) 8,575 6,985 5,120 10,007 9,080 2,644
Destination 775 775 775 860 860 860
Total Price $46,600 $50,850 $58,500 $96,430 $105,640 $140,470
Total Invoice $42,840 $46,770 $53,825 $84,059 $92,149 $122,835

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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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Request free, no-obligation BMW Z4 dealer quotes or Porsche 911 dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: BMW Z4 vs. Porsche 911

Lowest Adjusted Price and Invoice: BMW Z4 3.0i
TrueDelta Adjusted Price Difference: $48,270
TrueDelta Adjusted Invoice Difference: $39,859
Model Year200720072007200820082008
ModelZ4Z4Z4911911911
Trim3.0i3.0siM RoadsterCarreraCarrera STurbo
Body2dr Convertible2dr Convertible2dr Convertible2dr Convertible2dr Convertible2dr Convertible
Engine215hp I6255hp I6330hp I6325hp H6355hp H6480hp H6
TransmissionM6M6M6M6M6M6
DrivetrainRWDRWDRWDRWDRWDAWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)?, 10430, 10430, 10235, 9235, 9325, 13
Tire (rear if not all the same)225/45-17225/40-18225/45-18235/40-18235/35-19235/35-19
Total Price$46,600$50,850$58,500$96,430$105,640$140,470
Adjustments for Features0-275-325-1,560-2,185-4,610
Feature-Adjusted Total Price$46,600$50,575$58,175$94,870$103,455$135,860
Cost Above Minimum$0$3,975$11,575$0$8,585$40,990
Total Invoice$42,840$46,770$53,825$84,059$92,149$122,835
Adjustments for Features0-253-299-1,360-1,906-4,031
Feature-Adjusted Total Invoice$42,840$46,517$53,526$82,699$90,243$118,804
Cost Above Minimum$0$3,677$10,686$0$7,544$36,105

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Features Comparison: BMW Z4 vs. Porsche 911

Model Year200720072007200820082008
ModelZ4Z4Z4911911911
Trim3.0i3.0siM RoadsterCarreraCarrera STurbo
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 
Water-repellent front-door glass   $15$15$15
Drivetrain 
Limited-slip rear differential  $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   
Off-road navigation system   $0$0$0
Surround sound $250$250  $250
Telematics service, such as OnStar$200$200$200   
Instruments, Lights, and Mirrors 
Auto-dimming passenger-side mirror$75$75$75   
Boost gauge     $75
Chronometer   $100$100 
Fog lights$125$125$125 $125$125
Illuminated visor mirror, driver   $50$50$50
Illuminated visor mirror, passenger   $50$50$50
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 
Folding second row seats   $300$300$300
Leather-wrapped steering wheel$150$150$150$150$150 
Manual thigh support length adjuster, driver seat  $50   
Manual thigh support length adjuster, passenger seat  $50   
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
Wood/leather-wrapped steering wheel     $150
Suspension, Wheels, and Tires 
Adaptive dampers - electrical    $500$500
Electronic systems calibration selector$200$200 $200$200 
Sport suspension (upgrade)$0$0$0   
Total Value of Features$1,495$1,770$1,820$3,055$3,680$6,105
Value of Feature Adjustments$0$275$325$1,560$2,185$4,610
Value of Feature Adjustments0-253-299-1,360-1,906-4,031

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Specifications Comparison: BMW Z4 vs. Porsche 911

Model Year20072008
ModelZ4911
Body2dr Convertible2dr Convertible
Wheelbase98.2 in92.5 in
Length161.1 in175.6 in
Width70.1 in71.2 in
Height51.1 in51.6 in
Curb Weight3,087 lb.3,242 lb.
Fuel Capacity14.5 gal.17.0 gal.
Row 1 Headroom37.3 in38.0 in
Row 1 Shoulder Room52.5 in51.7 in
Row 1 Hip Room0.0 in53.4 in
Row 1 Legroom42.0 in41.6 in
Row 2 Headroom0.0 in31.5 in
Cargo Volume8.5 ft34.8 ft3

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Option Package Details
BMW Z4 3.0i

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 mirror75No
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
Power fore-aft adjuster, driver seat100Yes
Total Requested157585%
Total Not Requested27515%
Sport Package
FeatureValueRequested?
Sport suspension (upgrade)250No
Front sport buckets100Yes
225/45WR17 tires200No
245/40WR17 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 mirror75No
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
Power fore-aft adjuster, driver seat100Yes
Total Requested122582%
Total Not Requested27518%
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?
Surround sound250Yes
Cruise control150Yes
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 mirror75No
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
Power fore-aft adjuster, driver seat100Yes
Total Requested162572%
Total Not Requested62528%

Option Package Details
Porsche 911 Carrera

Auto-dimming rearview mirror
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Auto-dimming driver-side mirror75Yes
Total Requested225100%
Total Not Requested00%
Xenon HID headlights
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50Yes
Total Requested550100%
Total Not Requested00%
Navigation system
FeatureValueRequested?
Navigation system600Yes
Off-road navigation system0No
Total Requested600100%
Total Not Requested00%
Sport Chrono Package Plus
FeatureValueRequested?
Chronometer100No
Electronic systems calibration selector200Yes
Total Requested20067%
Total Not Requested10033%
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 fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
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
Total Requested80053%
Total Not Requested70047%

Option Package Details
Porsche 911 Carrera S

Auto-dimming rearview mirror
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Auto-dimming driver-side mirror75Yes
Total Requested225100%
Total Not Requested00%
Navigation system
FeatureValueRequested?
Navigation system600Yes
Off-road navigation system0No
Total Requested600100%
Total Not Requested00%
Sport Chrono Package Plus
FeatureValueRequested?
Chronometer100No
Electronic systems calibration selector200Yes
Total Requested20067%
Total Not Requested10033%
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 fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
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
Total Requested80053%
Total Not Requested70047%

Option Package Details
Porsche 911 Turbo

Wood/leather-wrapped steering wheel
FeatureValueRequested?
Wood/leather-wrapped steering wheel0No
Audio controls on steering wheel125Yes
Total Requested125100%
Total Not Requested00%

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