Porsche Boxster Porsche Boxster 2013 BMW Z4 BMW Z4 2007

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Porsche Boxster 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 Boxster vs. BMW Z4 Invoice Comparison

Lowest Total Price: $56,700

BMW Z4 M Roadster   
Difference: $20,800

Calculate Payments

  Down Payment Interest Rate Term
Model Year20132007
ModelBoxsterZ4
TrimSM Roadster
Body2dr Convertible2dr Convertible
Base Price $60,900 $52,100
Torque vectoring, brake-based 1,320  
Adaptive dampers - electrical 1,790  
Adaptive sport seats plus 3,825  
Metallic paint (extra cost) 710 475
Sport suspension (upgrade) 1,235  
Audio controls on steering wheel 615  
Wood trim 1,515 0
7-speed automated manual 3,200  
Premium Package 1,440 2,850
Heated front seats   500
Torque vectoring, brake-based 0  
Adaptive dampers - electrical 0  
Adaptive sport seats plus 0  
Metallic paint (extra cost) 0 430
Sport suspension (upgrade) 0  
Audio controls on steering wheel 0  
Wood trim 0 0
7-speed automated manual 0  
Premium Package 0 2,595
Heated front seats   455
Options (change) 15,650 3,825
Options (change) 0 3,480
Destination 950 775
Total Price $77,500 $56,700

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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 Porsche Boxster dealer quotes or BMW Z4 dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Porsche Boxster vs. BMW Z4

Lowest Adjusted Price: BMW Z4 M Roadster
Lowest Adjusted Invoice: Porsche Boxster S
TrueDelta Adjusted Price Difference: $17,065
TrueDelta Adjusted Invoice Difference: $51,281
Model Year20132007
ModelBoxsterZ4
TrimSM Roadster
Body2dr Convertible2dr Convertible
Engine315hp H6330hp I6
TransmissionS7M6
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)21/30 MPG16/24 MPG
Audio (watts, speakers)185, 7430, 10
Tire (rear if not all the same)235/40-19225/45-18
Total Price$77,500$56,700
Adjustments for Features-3,7350
Feature-Adjusted Total Price$73,765$56,700

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Features Comparison: Porsche Boxster vs. BMW Z4

Model Year20132007
ModelBoxsterZ4
TrimSM Roadster
Body2dr Convertible2dr Convertible
Transmission and Drivetrain 
7-speed automated manual$1200 
6-speed manual $150
RWD$0$0
Accessories 
Tilt/telescoping steering wheel, manual $250
Tilt/telescoping steering wheel, power$350 
Universal garage door opener$100 
Wind blocker, small$100 
Brakes, Airbags, and Other Safety 
Side curtain airbags$350 
Torque vectoring, brake-based$100 
Cargo Management 
Cargo net$40 
Climate Control 
Dual-zone climate control$125 
Residual heat$50 
Water-repellent front-door glass$15 
Engine / Motor 
Automatic start / stop$150 
Mid-engine configuration$0 
Regenerative braking$0 
Exterior 
Retractable rear spoiler$400 
Infotainment 
Bluetooth audio streaming$25 
Surround sound $250
Telematics service, such as OnStar $200
Instruments, Lights, and Mirrors 
Fog light, rear$100 
Fog lights $125
Illuminated visor mirror, driver$50 
Illuminated visor mirror, passenger$50 
Steering-linked headlights$150 
Turn signals on or near mirrors $25
Visor mirror, driver $10
Visor mirror, passenger $10
Seats and Interior Trim 
Manual thigh support length adjuster, driver seat $50
Manual thigh support length adjuster, passenger seat $50
Power 4-way lumbar adjuster, driver seat$150 
Power 4-way lumbar adjuster, passenger seat$150 
Power seatback bolsters, driver seat$100 
Power seatback bolsters, passenger seat$100 
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 
Suspension, Wheels, and Tires 
Adaptive dampers - electrical$500 
Transmission 
Steering-wheel-mounted transmission controls$100 
Total Value of Features$4,855$1,120
Value of Feature Adjustments$3,735$0
Value of Feature Adjustments-460

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Specifications Comparison: Porsche Boxster vs. BMW Z4

Model Year20132007
ModelBoxsterZ4
Body2dr Convertible2dr Convertible
Wheelbase97.4 in98.2 in
Length172.2 in161.1 in
Width70.9 in70.1 in
Height50.5 in51.1 in
Curb Weight2,976 lb.3,197 lb.
Fuel Capacity16.9 gal.14.5 gal.
Row 1 Headroom38.6 in37.3 in
Row 1 Shoulder Room51.7 in52.5 in
Row 1 Hip Room53.4 in0.0 in
Row 1 Legroom42.6 in42.0 in
Cargo Volume9.9 ft38.5 ft3

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Option Package Details
Porsche Boxster S

Adaptive sport seats plus
FeatureValueRequested?
Power thigh bolsters, driver seat100No
Power seatback bolsters, driver100No
Power thigh bolsters, passenger seat100No
Power seatback bolsters, passenger seat100No
Tilt/telescoping steering wheel, power100No
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat100Yes
Power 4-way lumbar adjuster, driver seat150No
Power thigh support adjuster, driver seat100No
Power fore-aft adjuster, passenger seat100Yes
Power 4-way lumbar adjuster, passenger seat150No
Power thigh support adjuster, passenger seat100No
Memory system, driver seat200Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat100Yes
Front sport buckets100Yes
Total Requested80044%
Total Not Requested100056%
Premium Package
FeatureValueRequested?
Tilt/telescoping steering wheel, power100No
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat100Yes
Power 4-way lumbar adjuster, driver seat150No
Power thigh support adjuster, driver seat100No
Power fore-aft adjuster, passenger seat100Yes
Power 4-way lumbar adjuster, passenger seat150No
Power thigh support adjuster, passenger seat100No
Memory system, driver seat200Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat100Yes
Wind blocker, small100No
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75Yes
Steering-linked headlights150No
Headlight washers50Yes
Automatic climate control, front200Yes
Heated front seats200Yes
Dual-zone climate control125No
Residual heat50No
Automatic air recirculation100No
Total Requested155058%
Total Not Requested112542%

Option Package Details
BMW Z4 M Roadster

Premium Package
FeatureValueRequested?
Surround sound250No
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 mirror75Yes
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 Requested145064%
Total Not Requested80036%

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