Porsche 911 Porsche 911 2008 BMW Z4 BMW Z4 2011

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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: $63,925

BMW Z4 sDrive35i   
Difference: $37,790

Lowest Total Invoice: $58,980

BMW Z4 sDrive35i   
Difference: $29,572

Calculate Payments

  Down Payment Interest Rate Term
Model Year20082008200820112011
Model911911911Z4Z4
TrimCarreraCarrera STurbosDrive35isDrive35is
Body2dr Convertible2dr Convertible2dr Convertible2dr Hardtop conv.2dr Hardtop conv.
Base Price $83,800 $94,100 $136,500 $52,400 $61,550
Base Invoice $73,192 $82,209 $119,331 $48,410 $56,825
Sport Chrono Package Plus 960 960      
Adaptive Sports Seats 3,055 3,055 1,145    
Auto-dimming rearview mirror 385 385      
Metallic paint (extra cost) 690 690   550 550
Audio controls on steering wheel 990 990      
Xenon HID headlights 1,090        
Floor mats 140 140 140    
Heated front seats 500 500 500 500 500
CD changer, remote 650 650 650 600 600
Obstacle detection, rear 530 530 530 750 750
Navigation system 2,110 2,110   2,100 2,100
Adaptive dampers - electrical 1,990        
Bluetooth cell phone link 960 960 960    
Upholstered instrument panel, leather 3,005 3,005   1,350 1,350
Wood/leather-wrapped steering wheel     620    
Premium Package       2,500 2,500
Sport Package       2,300  
Sport Chrono Package Plus 816 816      
Adaptive Sports Seats 2,597 2,597 973    
Auto-dimming rearview mirror 327 327      
Metallic paint (extra cost) 587 587   500 500
Audio controls on steering wheel 842 842      
Xenon HID headlights 927        
Floor mats 119 119 119    
Heated front seats 425 425 425 455 455
CD changer, remote 553 553 553 545 545
Obstacle detection, rear 451 451 451 685 685
Navigation system 1,794 1,794   1,910 1,910
Adaptive dampers - electrical 1,692        
Bluetooth cell phone link 816 816 816    
Upholstered instrument panel, leather 2,554 2,554   1,230 1,230
Wood/leather-wrapped steering wheel     527    
Premium Package       2,275 2,275
Sport Package       2,095  
Options (change) 17,055 13,975 4,545 10,650 8,350
Options (change) 14,500 11,881 3,864 9,695 7,600
Destination 860 860 860 875 875
Total Price $101,715 $108,935 $141,905 $63,925 $70,775
Total Invoice $88,552 $94,950 $124,055 $58,980 $65,300

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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 Z4

Lowest Adjusted Price and Invoice: BMW Z4 sDrive35i
TrueDelta Adjusted Price Difference: $40,095
TrueDelta Adjusted Invoice Difference: $31,699
Model Year20082008200820112011
Model911911911Z4Z4
TrimCarreraCarrera STurbosDrive35isDrive35is
Body2dr Convertible2dr Convertible2dr Convertible2dr Hardtop conv.2dr Hardtop conv.
Engine325hp H6355hp H6480hp H6300hp I6335hp I6
TransmissionM6M6M6M6S7
DrivetrainRWDRWDAWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)235, 9235, 9325, 13?, 10?, 10
Tire (rear if not all the same)235/40-18235/35-19235/35-19225/40-18225/40-18
Total Price$101,715$108,935$141,905$63,925$70,775
Adjustments for Features0-125-1,950-2,305-3,555
Feature-Adjusted Total Price$101,715$108,810$139,955$61,620$67,220
Cost Above Minimum$0$7,095$38,240$0$5,600
Total Invoice$88,552$94,950$124,055$58,980$65,300
Adjustments for Features0-109-1,705-2,127-3,280
Feature-Adjusted Total Invoice$88,552$94,841$122,350$56,853$62,020
Cost Above Minimum$0$6,289$33,798$0$5,167

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Features Comparison: Porsche 911 vs. BMW Z4

Model Year20082008200820112011
Model911911911Z4Z4
TrimCarreraCarrera STurbosDrive35isDrive35is
Body2dr Convertible2dr Convertible2dr Convertible2dr Hardtop conv.2dr Hardtop conv.
Transmission and Drivetrain 
6-speed manual$150$150$150$150 
7-speed automated manual    $1200
RWD$0$0 $0$0
AWD  $1700  
Accessories 
Remote app   $25$25
Remote window/roof operation$15$15$15  
Wind blocker$300$300$300  
Brakes, Airbags, and Other Safety 
Auto-raising roll bars / headrests$500$500$500  
Knee airbag, driver   $75$75
Knee airbag, passenger   $75$75
Obstacle detection, front   $150$150
Roll bar   $200$200
Tires, run-flat   $150$150
Climate Control 
Automatic air recirculation   $100$100
Dual-zone climate control   $125$125
Water-repellent front-door glass$15$15$15  
Drivetrain 
Limited-slip rear differential  $300  
Engine / Motor 
Raised top speed limiter   $0$0
Rear-engine configuration$0$0$0  
Exterior 
Larger rear spoiler  $200  
Power convertible top$4000$4000$4000  
Power retractable hardtop   $6750$6750
Retractable rear spoiler$400$400   
Infotainment 
Aux input   $50$50
Bluetooth audio streaming   $25$25
DVD-Audio-compatible player  $0  
HD radio   $50$50
Media drive   $15$15
Off-road navigation system$0$0$0  
SD Card slot   $25$25
SMS text-to-speech reader   $25$25
Surround sound  $250  
Telematics service, such as OnStar   $200$200
Traffic information   $25$25
Voice control for nav and audio   $100$100
Instruments, Lights, and Mirrors 
Auto-dimming passenger-side mirror   $75$75
Boost gauge  $75  
Chronometer$100$100   
Fog lights $125$125$125$125
Headlight washers$50$50$50  
Illuminated visor mirror, driver$50$50$50  
Illuminated visor mirror, passenger$50$50$50  
Power-folding mirrors   $50$50
Steering-linked headlights   $150$150
Trip computer$150$150$150  
Turn signals on or near mirrors   $25$25
Visor mirror, driver   $10$10
Visor mirror, passenger   $10$10
Seats and Interior Trim 
Aluminum trim   $100$100
Folding second row seats$300$300$300  
Leather-wrapped steering wheel$150$150 $150$150
Manual thigh support length adjuster, driver seat   $50$50
Manual thigh support length adjuster, passenger seat   $50$50
Metal pedals$75$75$75  
No leather in second row   $-300$-300
Power thigh bolsters, driver seat$100$100$100  
Power thigh bolsters, passenger seat$100$100$100  
Wood/leather-wrapped steering wheel  $150  
Suspension, Wheels, and Tires 
Electronic systems calibration selector$200$200 $200$200
Sport suspension (upgrade)   $0$0
Transmission 
Launch control    $100
Steering-wheel-mounted transmission controls    $100
Total Value of Features$6,705$6,830$8,655$9,010$10,260
Value of Feature Adjustments$0$125$1,950$2,305$3,555
Value of Feature Adjustments0-109-1,705-2,127-3,280

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Specifications Comparison: Porsche 911 vs. BMW Z4

Model Year20082011
Model911Z4
Body2dr Convertible2dr Hardtop conv.
Wheelbase92.5 in98.3 in
Length175.6 in166.9 in
Width71.2 in70.5 in
Height51.6 in50.8 in
Curb Weight3,242 lb.3,242 lb.
Fuel Capacity17.0 gal.14.5 gal.
Row 1 Headroom38.0 in39.1 in
Row 1 Shoulder Room51.7 in53.3 in
Row 1 Hip Room53.4 in0.0 in
Row 1 Legroom41.6 in42.2 in
Row 2 Headroom31.5 in0.0 in
Cargo Volume4.8 ft310.9 ft3

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Option Package Details
Porsche 911 Carrera

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, driver100Yes
Power thigh bolsters, passenger seat100No
Power seatback bolsters, passenger seat100Yes
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 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 Requested130087%
Total Not Requested20013%

Option Package Details
Porsche 911 Carrera S

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, driver100Yes
Power thigh bolsters, passenger seat100No
Power seatback bolsters, passenger seat100Yes
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 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 Requested130087%
Total Not Requested20013%

Option Package Details
Porsche 911 Turbo

Adaptive Sports Seats
FeatureValueRequested?
Power thigh bolsters, driver seat100No
Power seatback bolsters, driver100Yes
Power thigh bolsters, passenger seat100No
Power seatback bolsters, passenger seat100Yes
Front sport buckets100Yes
Total Requested30060%
Total Not Requested20040%

Option Package Details
BMW Z4 sDrive35i

Navigation system
FeatureValueRequested?
Navigation system600Yes
Voice control for nav and audio100No
Traffic information25No
Media drive, large15No
SD Card slot25No
Total Requested60078%
Total Not Requested16522%
Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150No
Total Requested25063%
Total Not Requested15037%
Premium Package
FeatureValueRequested?
Power 4-way lumbar adjuster, driver seat150Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Telematics service, such as OnStar200No
Bluetooth cell phone link100Yes
Auto-dimming driver-side mirror75Yes
Power-folding mirrors50No
Auto-dimming passenger-side mirror75No
Interior ambient lighting150Yes
SMS text-to-speech reader25No
Bluetooth audio streaming25No
Remote app25No
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 Requested177582%
Total Not Requested40018%
Sport Package
FeatureValueRequested?
Sport suspension (upgrade)250No
Adaptive shocks - electrical500Yes
Manual thigh support adjuster, driver seat50No
Power seatback bolsters, driver100Yes
Manual thigh support adjuster, passenger seat50No
Power seatback bolsters, passenger seat100Yes
Front sport buckets100Yes
225/40WR18 tires200No
255/35WR18 tires200No
Raised top speed limiter0No
Total Requested80052%
Total Not Requested75048%

Option Package Details
BMW Z4 sDrive35is

Navigation system
FeatureValueRequested?
Navigation system600Yes
Voice control for nav and audio100No
Traffic information25No
Media drive, large15No
SD Card slot25No
Total Requested60078%
Total Not Requested16522%
Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150No
Total Requested25063%
Total Not Requested15037%
Premium Package
FeatureValueRequested?
Power 4-way lumbar adjuster, driver seat150Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Telematics service, such as OnStar200No
Bluetooth cell phone link100Yes
Auto-dimming driver-side mirror75Yes
Power-folding mirrors50No
Auto-dimming passenger-side mirror75No
Interior ambient lighting150Yes
SMS text-to-speech reader25No
Bluetooth audio streaming25No
Remote app25No
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 Requested177582%
Total Not Requested40018%

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