BMW Z4 BMW Z4 2011 Porsche Boxster Porsche Boxster 2009

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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: $72,025

BMW Z4 sDrive35is   
Difference: $9,485

Calculate Payments

  Down Payment Interest Rate Term
Model Year20112009
ModelZ4Boxster
TrimsDrive35isS
Body2dr Hardtop conv.2dr Convertible
Base Price $61,550 $56,700
Navigation system 2,100 3,110
Cold Weather Package 1,000  
Premium Package 2,500  
Satellite radio - one year subscription 350  
CD changer, remote 600  
Upholstered instrument panel, leather 1,350 2,025
Obstacle detection, rear 750 530
iPod integration 400 440
Metallic paint (extra cost) 550 710
Sport Chrono Package   1,320
Adaptive dampers - electrical   1,990
Adaptive Sports Seats   3,055
Auto-dimming rearview mirror   690
Xenon HID headlights   1,560
7-speed automated manual   3,420
Floor mats   90
Heated steering wheel   190
Heated front seats   500
Automatic climate control, front   550
Voice control for nav and audio   595
CD changer, in-dash   650
Bluetooth cell phone link   695
Satellite radio   750
Audio controls on steering wheel   990
Navigation system 1,910 0
Cold Weather Package 910  
Premium Package 2,275  
Satellite radio - one year subscription 320  
CD changer, remote 545  
Upholstered instrument panel, leather 1,230 -306
Obstacle detection, rear 685 451
iPod integration 365 0
Metallic paint (extra cost) 500 0
Sport Chrono Package   306
Adaptive dampers - electrical   1,692
Adaptive Sports Seats   2,597
Auto-dimming rearview mirror   587
Xenon HID headlights   0
7-speed automated manual   0
Floor mats   0
Heated steering wheel   0
Heated front seats   0
Automatic climate control, front   468
Voice control for nav and audio   0
CD changer, in-dash   553
Bluetooth cell phone link   0
Satellite radio   0
Audio controls on steering wheel   842
Options (change) 9,600 23,860
Options (change) 8,740 7,190
Destination 875 950
Total Price $72,025 $81,510

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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 sDrive35is
Lowest Adjusted Invoice: Porsche Boxster S
TrueDelta Adjusted Price Difference: $12,990
TrueDelta Adjusted Invoice Difference: $55,067
Model Year20112009
ModelZ4Boxster
TrimsDrive35isS
Body2dr Hardtop conv.2dr Convertible
Engine335hp I6310hp H6
TransmissionS7S7
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)17/24 MPG20/29 MPG
Audio (watts, speakers)?, 10185, 7
Tire (rear if not all the same)225/40-18235/40-18
Total Price$72,025$81,510
Adjustments for Features-3,5050
Feature-Adjusted Total Price$68,520$81,510

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Features Comparison: BMW Z4 vs. Porsche Boxster

Model Year20112009
ModelZ4Boxster
TrimsDrive35isS
Body2dr Hardtop conv.2dr Convertible
Transmission and Drivetrain 
7-speed automated manual$1200$1200
RWD$0$0
Accessories 
Remote app$25 
Brakes, Airbags, and Other Safety 
Knee airbag, driver$75 
Knee airbag, passenger$75 
Obstacle detection, front$150 
Tires, run-flat$150 
Cargo Management 
Rear seat pass-through$100 
Ski sack$50 
Climate Control 
Automatic air recirculation$100 
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 
Bluetooth audio streaming$25 
CD changer, in-dash $325
CD changer, remote$200 
CD player$125 
DVD-Audio-compatible player $0
HD radio$50 
iPod integration $100
MP3-compatible player$50 
Off-road navigation system $0
Satellite radio $200
Satellite radio - one year subscription$250 
SD Card slot$25 
SMS text-to-speech reader$25 
Telematics service, such as OnStar$200 
Traffic information$25 
USB port$25 
Voice control for external devices$0 
Instruments, Lights, and Mirrors 
Automatic headlights$125 
Chronometer $100
Fog light, rear $100
Illuminated visor mirror, driver $50
Illuminated visor mirror, passenger $50
Power-folding mirrors$50 
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 
Metal pedals $75
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 
Total Value of Features$10,370$6,965
Value of Feature Adjustments$3,505$0
Value of Feature Adjustments-3,2330

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Specifications Comparison: BMW Z4 vs. Porsche Boxster

Model Year20112009
ModelZ4Boxster
Body2dr Hardtop conv.2dr Convertible
Wheelbase98.3 in95.1 in
Length166.9 in172.1 in
Width70.5 in70.9 in
Height50.8 in50.9 in
Curb Weight3,538 lb.3,042 lb.
Fuel Capacity14.5 gal.16.9 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 sDrive35is

Cold Weather Package
FeatureValueRequested?
Heated front seats200Yes
Rear seat pass-through100No
Heated steering wheel100Yes
Cargo net40Yes
Headlight washers50Yes
Ski sack50No
Total Requested39072%
Total Not Requested15028%
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 link100Yes
Auto-dimming driver-side mirror75Yes
Power-folding mirrors50No
Auto-dimming passenger-side mirror75Yes
Interior ambient lighting150Yes
SMS text-to-speech reader25No
Bluetooth audio streaming25No
Remote app25No
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 Requested170078%
Total Not Requested47522%

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 headlights150Yes
Headlight washers50Yes
Total Requested700100%
Total Not Requested00%
7-speed automated manual
FeatureValueRequested?
7-speed automated manual0Yes
Steering-wheel-mounted transmission controls100Yes
Total Requested100100%
Total Not Requested00%
iPod integration
FeatureValueRequested?
iPod integration100Yes
Aux input50Yes
Media drive, large15Yes
Total Requested165100%
Total Not Requested00%
Navigation system
FeatureValueRequested?
Navigation system600Yes
DVD-Audio-compatible player0No
Off-road navigation system0No
Total Requested600100%
Total Not Requested00%
Upholstered instrument panel, leather
FeatureValueRequested?
Upholstered instrument panel, leather1000Yes
Leather upholstery, extended coverage0No
Total Requested1000100%
Total Not Requested00%
Sport Chrono Package
FeatureValueRequested?
Chronometer100No
Electronic systems calibration selector200Yes
Launch control100Yes
Total Requested30075%
Total Not Requested10025%
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%

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