BMW Z4 BMW Z4 2008 Porsche Boxster Porsche Boxster 2016

We are 103,000+ car owners sharing real-world car information.

Join Us

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: $48,200

BMW Z4 3.0i   
Difference: $16,450

Calculate Payments

  Down Payment Interest Rate Term
Model Year2008200820082016201620162016
ModelZ4Z4Z4BoxsterBoxsterBoxsterBoxster
Trim3.0i3.0siM RoadsterBaseBlack EditionSGTS
Body2dr Convertible2dr Convertible2dr Convertible2dr Convertible2dr Convertible2dr Convertible2dr Convertible
Base Price $36,700 $42,700 $52,400 $52,100 $59,100 $63,900 $74,600
Leather seating surfaces 1,150            
Sport Package 1,300 1,300          
Premium Package 2,900 2,100 2,950 1,780   1,170 965
Power convertible top 750 750          
Front sport buckets 500 500          
Metallic paint (extra cost) 475 475 475 710 710 710 710
Wood trim 0 0 0 1,515   1,515  
Heated front seats 500 500 500        
Xenon HID headlights 700 700          
Headlight washers 250 250          
HD radio 350 350 350   1,040    
Navigation system 1,800 1,800 1,800        
Adaptive sport seats plus       3,825 3,825 3,825 3,025
Torque vectoring, brake-based       1,320 1,320 1,320 1,320
Adaptive dampers - electrical       1,790 1,790 1,790  
Audio controls on steering wheel       615 365 615 165
Infotainment Package             3,990
Bright-finished exhaust tip(s)             650
Sport suspension (upgrade)             0
Leather seating surfaces 1,045            
Sport Package 1,185 1,185          
Premium Package 2,635 1,910 2,685 0   0 0
Power convertible top 685 685          
Front sport buckets 455 455          
Metallic paint (extra cost) 430 430 430 0 0 0 0
Wood trim 0 0 0 0   0  
Heated front seats 455 455 455        
Xenon HID headlights 635 635          
Headlight washers 230 230          
HD radio 315 315 315   0    
Navigation system 1,640 1,640 1,640        
Adaptive sport seats plus       0 0 0 0
Torque vectoring, brake-based       0 0 0 0
Adaptive dampers - electrical       0 0 0  
Audio controls on steering wheel       0 0 0 0
Infotainment Package             0
Bright-finished exhaust tip(s)             0
Sport suspension (upgrade)             0
Options (change) 10,675 8,725 6,075 11,555 9,050 10,945 10,825
Options (change) 9,710 7,940 5,525 0 0 0 0
Destination 825 825 825 995 995 995 995
Total Price $48,200 $52,250 $59,300 $64,650 $69,145 $75,840 $86,420

Return to top

While we strive for accuracy, the site is not error-free, and prices can change at any time.

Dealer Price Quotes

Want to find out how much dealers are willing to discount these cars?

Request free, no-obligation BMW Z4 dealer quotes or Porsche Boxster dealer quotes from dealers using our car quote form.

The process is easy and takes just a minute or two. You'll receive price quotes from local approved dealers within 48 hours.

TrueDelta Value Comparison: BMW Z4 vs. Porsche Boxster

Lowest Adjusted Price: BMW Z4 3.0i
Lowest Adjusted Invoice: Porsche Boxster GTS
TrueDelta Adjusted Price Difference: $14,365
TrueDelta Adjusted Invoice Difference: $9,746
Model Year2008200820082016201620162016
ModelZ4Z4Z4BoxsterBoxsterBoxsterBoxster
Trim3.0i3.0siM RoadsterBaseBlack EditionSGTS
Body2dr Convertible2dr Convertible2dr Convertible2dr Convertible2dr Convertible2dr Convertible2dr Convertible
Engine215hp I6255hp I6330hp I6265hp H6265hp H6315hp H6330hp H6
TransmissionM6M6M6M6M6M6M6
DrivetrainRWDRWDRWDRWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)?, 10430, 10430, 1050, 4185, 7185, 7445, 10
Tire (rear if not all the same)225/40-18225/40-18225/45-18235/45-18235/35-20235/40-19235/35-20
Total Price$48,200$52,250$59,300$64,650$69,145$75,840$86,420
Adjustments for Features0-375-325-2,085-3,100-2,335-5,250
Feature-Adjusted Total Price$48,200$51,875$58,975$62,565$66,045$73,505$81,170
Cost Above Minimum$0$3,675$10,775$0$3,480$10,940$18,605

Return to top

Features Comparison: BMW Z4 vs. Porsche Boxster

Model Year2008200820082016201620162016
ModelZ4Z4Z4BoxsterBoxsterBoxsterBoxster
Trim3.0i3.0siM RoadsterBaseBlack EditionSGTS
Body2dr Convertible2dr Convertible2dr Convertible2dr Convertible2dr Convertible2dr Convertible2dr Convertible
Transmission and Drivetrain 
6-speed manual$150$150$150$150$150$150$150
RWD$0$0$0$0$0$0$0
Accessories 
Tilt/telescoping steering wheel, manual$250$250$250    
Tilt/telescoping steering wheel, power   $350$350$350$350
Universal garage door opener   $100$100$100$100
Wind blocker, small   $100$100$100$100
Brakes, Airbags, and Other Safety 
Obstacle detection, front    $150  
Obstacle detection, rear    $250  
Side curtain airbags   $350$350$350$350
Tires, run-flat$150$150     
Torque vectoring, brake-based   $100$100$100$100
Cargo Management 
Cargo net   $40$40$40$40
Climate Control 
Dual-zone climate control   $125$125$125$125
Residual heat   $50$50$50$50
Water-repellent front-door glass   $15$15$15$15
Drivetrain 
Electronically-variable engine mounts (performance-oriented)      $500
Limited-slip rear differential  $300$300$300$300$300
Engine / Motor 
Automatic start / stop   $150$150$150$150
Dual-mode exhaust, switchable      $500
Mid-engine configuration   $0$0$0$0
Regenerative braking   $0$0$0$0
Exterior 
Black exterior trim (optional)      $0
Bright-finished exhaust tip(s) $25$25$25$25$25$25
Painted brake calipers (optional)     $0$0
Retractable rear spoiler   $400$400$400$400
Infotainment 
App support      $0
Bluetooth audio streaming   $25$25$25$25
DVD-Audio-compatible player    $0 $0
HD radio$50$50$50 $50 $50
Media drive    $15 $15
Navigation system$600$600$600 $600 $600
Off-road navigation system    $0 $0
Satellite radio    $200 $200
Surround sound $250$250   $250
Telematics service, such as OnStar$200$200$200    
Traffic information    $25 $25
USB port    $25 $25
Instruments, Lights, and Mirrors 
Chronometer      $100
Fog light, rear   $100$100$100$100
Fog lights$125$125$125    
Illuminated visor mirror, driver   $50$50$50$50
Illuminated visor mirror, passenger   $50$50$50$50
Performance meter      $150
Steering-linked headlights   $150$150$150$150
Turn signals on or near mirrors$25$25$25    
Visor mirror, driver$10$10$10    
Visor mirror, passenger$10$10$10    
Seats and Interior Trim 
Door sill trim plates $100$100$100$100$100$100
Leather door panel trim$250$250$250  $250 
Manual thigh support length adjuster, driver seat$50$50$50    
Manual thigh support length adjuster, passenger seat$50$50$50    
Metal pedals   $75$75$75$75
Power 4-way lumbar adjuster, driver seat   $150$150$150$150
Power 4-way lumbar adjuster, passenger seat   $150$150$150$150
Power seatback bolsters, driver seat   $100$100$100$100
Power seatback bolsters, passenger seat   $100$100$100$100
Power thigh bolsters, driver seat   $100$100$100$100
Power thigh bolsters, passenger seat   $100$100$100$100
Power thigh support length adjuster, driver seat   $100$100$100$100
Power thigh support length adjuster, passenger seat   $100$100$100$100
Synthetic suede door panel trim      $250
Synthetic suede inserts in leather seating surfaces      $0
Upholstered instrument panel, leather      $1000
Wood trim$300$300$300$300 $300 
Suspension, Wheels, and Tires 
Adaptive dampers - electrical   $500$500$500 
Electronic systems calibration selector$200$200    $200
Sport suspension (upgrade)$0$0$0   $0
Transmission 
Launch control      $100
Total Value of Features$2,420$2,795$2,745$4,505$5,520$4,755$7,670
Value of Feature Adjustments$0$375$325$2,085$3,100$2,335$5,250
Value of Feature Adjustments0-346-59-32-45-31-60

Return to top

Specifications Comparison: BMW Z4 vs. Porsche Boxster

Model Year20082016
ModelZ4Boxster
Body2dr Convertible2dr Convertible
Wheelbase98.2 in97.4 in
Length161.1 in172.2 in
Width70.1 in70.9 in
Height51.1 in50.5 in
Curb Weight3,087 lb.2,889 lb.
Fuel Capacity14.5 gal.16.9 gal.
Row 1 Headroom37.3 in38.6 in
Row 1 Shoulder Room52.5 in51.7 in
Row 1 Hip Room0.0 in53.4 in
Row 1 Legroom42.0 in42.6 in
Cargo Volume8.5 ft39.9 ft3

Return to top

Option Package Details
BMW Z4 3.0i

Sport Package
FeatureValueRequested?
Sport suspension (upgrade)250Yes
Front sport buckets100Yes
225/40WR18 tires200No
255/35WR18 tires200No
Electronic systems calibration selector200Yes
Total Requested55058%
Total Not Requested40042%
Premium Package
FeatureValueRequested?
Automatic climate control, front200Yes
Auto-dimming rearview mirror150Yes
Trip computer150Yes
Telematics service, such as OnStar200No
Bluetooth cell phone link100Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75Yes
Automatic air recirculation100Yes
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
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat100Yes
Power recliner, driver seat100Yes
Total Requested175090%
Total Not Requested20010%

Option Package Details
BMW Z4 3.0si

Sport Package
FeatureValueRequested?
Sport suspension (upgrade)250Yes
Front sport buckets100Yes
225/40WR18 tires200No
255/35WR18 tires200No
Electronic systems calibration selector200Yes
Total Requested55058%
Total Not Requested40042%
Premium Package
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Telematics service, such as OnStar200No
Bluetooth cell phone link100Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75Yes
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
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat100Yes
Power recliner, driver seat100Yes
Total Requested130087%
Total Not Requested20013%

Option Package Details
BMW Z4 M Roadster

Premium Package
FeatureValueRequested?
Cruise control150Yes
Surround sound250Yes
THX-certified, 430W, 10 speakers (with subwoofer)350No
Bluetooth cell phone link100Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75Yes
Auto-dimming rearview mirror150Yes
Telematics service, such as OnStar200No
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
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat100Yes
Power recliner, driver seat100Yes
Total Requested170076%
Total Not Requested55024%

Option Package Details
Porsche Boxster

Torque vectoring / active trace control
FeatureValueRequested?
Torque vectoring / active trace control100No
Limited-slip rear differential300Yes
Total Requested30075%
Total Not Requested10025%
Adaptive sport seats plus
FeatureValueRequested?
Power thigh bolsters, driver seat100No
Power seatback bolsters, driver seat100No
Power thigh bolsters, passenger seat100No
Power seatback bolsters, passenger seat100No
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
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
Front sport buckets100Yes
Total Requested80044%
Total Not Requested100056%
Premium Package
FeatureValueRequested?
Automatic climate control, front200Yes
Heated front seats200Yes
Dual-zone climate control125No
Residual heat50No
Automatic air recirculation100Yes
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75Yes
Steering-linked headlights150No
Xenon HID headlights500Yes
Headlight washers50Yes
Total Requested145082%
Total Not Requested32518%

Option Package Details
Porsche Boxster Black Edition

Torque vectoring / active trace control
FeatureValueRequested?
Torque vectoring / active trace control100No
Limited-slip rear differential300Yes
Total Requested30075%
Total Not Requested10025%
HD radio
FeatureValueRequested?
HD radio50Yes
Satellite radio200No
Total Requested5020%
Total Not Requested20080%
Adaptive sport seats plus
FeatureValueRequested?
Power thigh bolsters, driver seat100No
Power seatback bolsters, driver seat100No
Power thigh bolsters, passenger seat100No
Power seatback bolsters, passenger seat100No
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
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
Front sport buckets100Yes
Total Requested80044%
Total Not Requested100056%

Option Package Details
Porsche Boxster S

Torque vectoring / active trace control
FeatureValueRequested?
Torque vectoring / active trace control100No
Limited-slip rear differential300Yes
Total Requested30075%
Total Not Requested10025%
Premium Package
FeatureValueRequested?
Automatic climate control, front200Yes
Heated front seats200Yes
Dual-zone climate control125No
Residual heat50No
Automatic air recirculation100Yes
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75Yes
Steering-linked headlights150No
Headlight washers50Yes
Total Requested95075%
Total Not Requested32525%
Adaptive sport seats plus
FeatureValueRequested?
Power thigh bolsters, driver seat100No
Power seatback bolsters, driver seat100No
Power thigh bolsters, passenger seat100No
Power seatback bolsters, passenger seat100No
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
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
Front sport buckets100Yes
Total Requested80044%
Total Not Requested100056%

Option Package Details
Porsche Boxster GTS

Torque vectoring / active trace control
FeatureValueRequested?
Torque vectoring / active trace control100No
Limited-slip rear differential300Yes
Total Requested30075%
Total Not Requested10025%
Premium Package
FeatureValueRequested?
Automatic climate control, front200Yes
Heated front seats200Yes
Dual-zone climate control125No
Residual heat50No
Automatic air recirculation100Yes
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75Yes
Total Requested90084%
Total Not Requested17516%
Adaptive sport seats plus
FeatureValueRequested?
Power thigh bolsters, driver seat100No
Power seatback bolsters, driver seat100No
Power thigh bolsters, passenger seat100No
Power seatback bolsters, passenger seat100No
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
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
Total Requested70041%
Total Not Requested100059%
Infotainment Package
FeatureValueRequested?
Surround sound250Yes
Performance meter150No
App support0No
Bose, 445W, 10 speakers (with subwoofer)350No
Satellite radio200No
DVD-Audio-compatible player0No
HD radio50Yes
USB port25No
Navigation system600Yes
Traffic information25No
Off-road navigation system0No
Media drive15No
Total Requested90054%
Total Not Requested76546%

Was this information useful?

We're glad we could help! Share this page:

We're so sorry! Tell us how we can improve it.

See TrueDelta's information for all Hatchbacks and Convertibles.
See TrueDelta's information for all BMW models.