BMW Z4 BMW Z4 2010 Porsche Boxster Porsche Boxster 2007

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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: $59,875

Porsche Boxster   
Difference: $3,175

Lowest Total Invoice: $51,017

Porsche Boxster   
Difference: $7,203

Calculate Payments

  Down Payment Interest Rate Term
Model Year20102007
ModelZ4Boxster
TrimsDrive35iBase
Body2dr Hardtop conv.2dr Convertible
Base Price $51,900 $45,600
Base Invoice $47,930 $38,760
Premium Package 2,500  
Sport Package 2,300  
7-speed automated manual 1,575  
Navigation system 2,100 3,070
Obstacle detection, rear 750 530
Heated front seats 500 480
Metallic paint (extra cost) 550  
Auto-dimming rearview mirror   690
Adaptive Sports Seats   3,055
Sport Chrono Package   920
Adaptive dampers - electrical   1,990
Xenon HID headlights   1,090
Audio controls on steering wheel   990
Automatic climate control, front   550
Floor mats   115
Premium Package 2,275  
Sport Package 2,095  
7-speed automated manual 1,495  
Navigation system 1,910 2,610
Obstacle detection, rear 685 451
Heated front seats 455 408
Metallic paint (extra cost) 500  
Auto-dimming rearview mirror   587
Adaptive Sports Seats   2,597
Sport Chrono Package   782
Adaptive dampers - electrical   1,692
Xenon HID headlights   927
Audio controls on steering wheel   842
Automatic climate control, front   468
Floor mats   98
Options (change) 10,275 13,480
Options (change) 9,415 11,462
Destination 875 795
Total Price $63,050 $59,875
Total Invoice $58,220 $51,017

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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 sDrive35i
Lowest Adjusted Invoice: Porsche Boxster
TrueDelta Adjusted Price Difference: $1,755
TrueDelta Adjusted Invoice Difference: $2,651
Model Year20102007
ModelZ4Boxster
TrimsDrive35iBase
Body2dr Hardtop conv.2dr Convertible
Engine300hp I6245hp H6
TransmissionS7M5
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)17/24 MPG20/29 MPG
Audio (watts, speakers)?, 1050, 4
Tire (rear if not all the same)225/40-18205/55-17
Total Price$63,050$59,875
Adjustments for Features-4,9300
Feature-Adjusted Total Price$58,120$59,875
Total Invoice$58,220$51,017
Adjustments for Features-4,5520
Feature-Adjusted Total Invoice$53,668$51,017

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Features Comparison: BMW Z4 vs. Porsche Boxster

Model Year20102007
ModelZ4Boxster
TrimsDrive35iBase
Body2dr Hardtop conv.2dr Convertible
Transmission and Drivetrain 
7-speed automated manual$1200 
5-speed manual $0
RWD$0$0
Brakes, Airbags, and Other Safety 
Brake assist$50 
Knee airbag, driver$75 
Knee airbag, passenger$75 
Obstacle detection, front$150 
Tires, run-flat$150 
Cargo Management 
Cargo net $40
Climate Control 
Dual-zone climate control$125 
Water-repellent front-door glass $15
Engine / Motor 
Mid-engine configuration $0
Raised top speed limiter$0 
Exterior 
Power convertible top $4000
Power retractable hardtop$6750 
Retractable rear spoiler $400
Infotainment 
Aux input$50 
Bluetooth cell phone link$100 
HD radio$50 
Media drive$15 
MP3-compatible player$50 
Telematics service, such as OnStar$200 
Traffic information$25 
Voice control for nav and audio$100 
Instruments, Lights, and Mirrors 
Automatic headlights$125 
Chronometer $100
Fog light, rear $100
Headlight washers $50
Illuminated visor mirror, driver $50
Illuminated visor mirror, passenger $50
Power-folding mirrors$50 
Steering-linked headlights$150 
Trip computer $150
Turn signals on or near mirrors$25 
Visor mirror, driver$10 
Visor mirror, passenger$10 
Seats and Interior Trim 
Aluminum trim$100 
Manual thigh support length adjuster, driver seat$50 
Manual thigh support length adjuster, passenger seat$50 
Power 4-way lumbar adjuster, passenger seat$150 
Power thigh bolsters, driver seat $100
Power thigh bolsters, passenger seat $100
Suspension, Wheels, and Tires 
Sport suspension (upgrade)$0 
Transmission 
Launch control$100 
Steering-wheel-mounted transmission controls$100 
Total Value of Features$10,085$5,155
Value of Feature Adjustments$4,930$0
Value of Feature Adjustments-4,5520

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Specifications Comparison: BMW Z4 vs. Porsche Boxster

Model Year20102007
ModelZ4Boxster
Body2dr Hardtop conv.2dr Convertible
Wheelbase98.3 in95.1 in
Length166.9 in170.4 in
Width70.5 in70.9 in
Height50.8 in51.0 in
Curb Weight3,494 lb.2,855 lb.
Fuel Capacity14.5 gal.17.0 gal.
Row 1 Headroom39.1 in38.4 in
Row 1 Shoulder Room53.3 in51.7 in
Row 1 Hip Room0.0 in53.4 in
Row 1 Legroom42.2 in41.6 in
Cargo Volume10.9 ft39.9 ft3

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Option Package Details
BMW Z4 sDrive35i

Premium Package
FeatureValueRequested?
Power 4-way lumbar adjuster, driver seat150Yes
Power 4-way lumbar adjuster, passenger seat150No
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Telematics service, such as OnStar200No
Bluetooth cell phone link100No
Auto-dimming driver-side mirror75Yes
Power-folding mirrors50No
Auto-dimming passenger-side mirror75Yes
Interior ambient lighting150No
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 Requested145069%
Total Not Requested65031%
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
Porsche Boxster

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
Headlight washers50No
Total Requested50091%
Total Not Requested509%
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
Memory system, driver seat200Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat100Yes
Total Requested115085%
Total Not Requested20015%
Sport Chrono Package
FeatureValueRequested?
Chronometer100No
Electronic systems calibration selector200Yes
Total Requested20067%
Total Not Requested10033%

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