BMW Z4 BMW Z4 2007 Porsche Boxster Porsche Boxster 2010

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BMW Z4 vs. Porsche Boxster 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 Boxster Invoice Comparison

Lowest Total Price: $58,500

BMW Z4 M Roadster   
Difference: $17,670

Calculate Payments

  Down Payment Interest Rate Term
Model Year20072010
ModelZ4Boxster
TrimM RoadsterS
Body2dr Convertible2dr Convertible
Base Price $52,100 $58,000
Premium Package 2,850  
Navigation system 1,800 3,110
Wood trim 0 890
Heated front seats 500 510
Metallic paint (extra cost) 475 710
Adaptive Sports Seats   3,055
Auto-dimming rearview mirror   690
Xenon HID headlights   1,560
Floor mats   90
Automatic climate control, front   550
Bluetooth cell phone link   695
Limited-slip rear differential   950
Audio controls on steering wheel   990
7-speed automated manual   3,420
Premium Package 2,595  
Navigation system 1,640 0
Wood trim 0 757
Heated front seats 455 0
Metallic paint (extra cost) 430 0
Adaptive Sports Seats   2,597
Auto-dimming rearview mirror   587
Xenon HID headlights   0
Floor mats   0
Automatic climate control, front   468
Bluetooth cell phone link   0
Limited-slip rear differential   0
Audio controls on steering wheel   842
7-speed automated manual   0
Options (change) 5,625 17,220
Options (change) 5,120 5,251
Destination 775 950
Total Price $58,500 $76,170

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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 Boxster dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: BMW Z4 vs. Porsche Boxster

Lowest Adjusted Price: BMW Z4 M Roadster
Lowest Adjusted Invoice: Porsche Boxster S
TrueDelta Adjusted Price Difference: $16,035
TrueDelta Adjusted Invoice Difference: $47,757
Model Year20072010
ModelZ4Boxster
TrimM RoadsterS
Body2dr Convertible2dr Convertible
Engine330hp I6310hp H6
TransmissionM6S7
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)16/24 MPG20/29 MPG
Audio (watts, speakers)430, 10185, 7
Tire (rear if not all the same)225/45-18235/40-18
Total Price$58,500$76,170
Adjustments for Features0-1,635
Feature-Adjusted Total Price$58,500$74,535

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Features Comparison: BMW Z4 vs. Porsche Boxster

Model Year20072010
ModelZ4Boxster
TrimM RoadsterS
Body2dr Convertible2dr Convertible
Transmission and Drivetrain 
6-speed manual$150 
7-speed automated manual $1200
RWD$0$0
Accessories 
Universal garage door opener $100
Brakes, Airbags, and Other Safety 
Knee airbag, driver$75 
Knee airbag, passenger$75 
Cargo Management 
Cargo net $40
Climate Control 
Water-repellent front-door glass $15
Engine / Motor 
Mid-engine configuration $0
Exterior 
Retractable rear spoiler $400
Infotainment 
Aux input$50 
MP3-compatible player$50 
Off-road navigation system $0
Surround sound$250 
Telematics service, such as OnStar$200 
Instruments, Lights, and Mirrors 
Automatic headlights$125 
Fog light, rear $100
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 seatback bolsters, driver seat $100
Power seatback bolsters, passenger seat $100
Power thigh bolsters, driver seat $100
Power thigh bolsters, passenger seat $100
Suspension, Wheels, and Tires 
Sport suspension (upgrade)$0 
Transmission 
Steering-wheel-mounted transmission controls $100
Total Value of Features$1,120$2,755
Value of Feature Adjustments$0$1,635
Value of Feature Adjustments0-133

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Specifications Comparison: BMW Z4 vs. Porsche Boxster

Model Year20072010
ModelZ4Boxster
Body2dr Convertible2dr Convertible
Wheelbase98.2 in95.1 in
Length161.1 in172.1 in
Width70.1 in70.9 in
Height51.1 in50.9 in
Curb Weight3,197 lb.3,042 lb.
Fuel Capacity14.5 gal.16.9 gal.
Row 1 Headroom37.3 in38.4 in
Row 1 Shoulder Room52.5 in51.7 in
Row 1 Hip Room0.0 in53.4 in
Row 1 Legroom42.0 in41.6 in
Cargo Volume8.5 ft39.9 ft3

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Option Package Details
BMW Z4 M Roadster

Premium Package
FeatureValueRequested?
Cruise control150Yes
Surround sound250No
THX-certified, 430W, 10 speakers (with subwoofer)350No
Auto-dimming passenger-side mirror75Yes
Auto-dimming rearview mirror150Yes
Telematics service, such as OnStar200No
Bluetooth cell phone link100Yes
Auto-dimming driver-side mirror75Yes
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
Power tilt adjuster, driver seat100Yes
Power recliner, driver seat100Yes
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Total Requested145064%
Total Not Requested80036%

Option Package Details
Porsche Boxster S

Auto-dimming rearview mirror
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75Yes
Total Requested400100%
Total Not Requested00%
Xenon HID headlights
FeatureValueRequested?
Xenon HID headlights500Yes
Steering-linked headlights150No
Headlight washers50Yes
Total Requested55079%
Total Not Requested15021%
Navigation system
FeatureValueRequested?
Navigation system600Yes
DVD-Audio-compatible player0No
Off-road navigation system0No
Total Requested600100%
Total Not Requested00%
7-speed automated manual
FeatureValueRequested?
7-speed automated manual0Yes
Steering-wheel-mounted transmission controls100No
Total Requested00%
Total Not Requested100100%
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
Memory system, driver seat200Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat100Yes
Total Requested80059%
Total Not Requested55041%

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