BMW 3-Series BMW 3-Series 2006 Porsche Boxster Porsche Boxster 2012

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BMW 3-Series 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 3-Series vs. Porsche Boxster Invoice Comparison

Lowest Total Price: $63,085

Porsche Boxster   
Difference: $1,980

Calculate Payments

  Down Payment Interest Rate Term
Model Year20062012
Model3-SeriesBoxster
TrimM3Base
Body2dr Convertible2dr Convertible
Base Price $56,600 $48,100
Cold Weather Package (convertible) 750  
Rear spoiler 0  
Metallic paint (extra cost) 475 710
Obstacle detection, rear 350 530
Xenon HID headlights 700  
Removable hard top 2,295 2,345
Navigation system 1,800 3,430
Power 4-way lumbar adjuster, driver seat 400  
Adaptive Sports Seats   3,055
Heated front seats   525
Limited-slip rear differential   950
Unbranded 185W 7 speakers   0
6-speed manual   0
Convenience Package   2,490
Cold Weather Package (convertible) 685  
Rear spoiler 0  
Metallic paint (extra cost) 430 0
Obstacle detection, rear 320 451
Xenon HID headlights 635  
Removable hard top 2,090 1,993
Navigation system 1,640 0
Power 4-way lumbar adjuster, driver seat 365  
Adaptive Sports Seats   0
Heated front seats   0
Limited-slip rear differential   0
Unbranded 185W 7 speakers   0
6-speed manual   0
Convenience Package   0
Options (change) 6,770 14,035
Options (change) 6,165 2,444
Destination 695 950
Gas Tax 1,000 0
Total Price $65,065 $63,085

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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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TrueDelta Value Comparison: BMW 3-Series vs. Porsche Boxster

Lowest Adjusted Price and Invoice: Porsche Boxster
TrueDelta Adjusted Price Difference: $1,940
TrueDelta Adjusted Invoice Difference: $56,114
Model Year20062012
Model3-SeriesBoxster
TrimM3Base
Body2dr Convertible2dr Convertible
Engine333hp I6255hp H6
TransmissionM6M6
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)16/24 MPG19/27 MPG
Audio (watts, speakers)?, 10185, 7
Tire (rear if not all the same)225/45-18205/55-17
Total Price$65,065$63,085
Adjustments for Features-400
Feature-Adjusted Total Price$65,025$63,085

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Features Comparison: BMW 3-Series vs. Porsche Boxster

Model Year20062012
Model3-SeriesBoxster
TrimM3Base
Body2dr Convertible2dr Convertible
Transmission and Drivetrain 
6-speed manual$150$150
RWD$0$0
Accessories 
Power rear side windows$200 
Remote window/roof operation$15 
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 
Auto-raising roll bars / headrests$500 
Roll bar $200
Cargo Management 
Cargo net $40
Rear seat pass-through$100 
Ski sack$50 
Climate Control 
Water-repellent front-door glass $15
Engine / Motor 
Mid-engine configuration $0
Exterior 
Body kit$0 
Bodyside moldings$75 
Rear spoiler$200 
Retractable rear spoiler $400
Infotainment 
Audio controls on steering wheel$125 
Aux input $50
Media drive $15
Off-road navigation system $0
Satellite radio $200
Telematics service, such as OnStar$200 
Traffic information $25
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror $75
Auto-dimming passenger-side mirror $75
Automatic headlights$125 
Cornering lights $50
Fog light, rear $100
Illuminated visor mirror, driver $50
Illuminated visor mirror, passenger $50
Mirror tilt-down in reverse$25 
Steering-linked headlights $150
Turn signals on or near mirrors$25 
Visor mirror, driver$10 
Visor mirror, passenger$10 
Seats and Interior Trim 
Aluminum trim$100 
Floor mats $75
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 headrest height adjuster, driver seat$50 
Power headrest height adjuster, passenger seat$50 
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 
Alloy wheels $350
Polished alloy wheels$350 
Ultra-sport suspension (upgrade)$0 
Total Value of Features$2,960$2,920
Value of Feature Adjustments$40$0
Value of Feature Adjustments-370

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Specifications Comparison: BMW 3-Series vs. Porsche Boxster

Model Year20062012
Model3-SeriesBoxster
Body2dr Convertible2dr Convertible
Wheelbase107.3 in95.1 in
Length176.7 in172.1 in
Width69.2 in70.9 in
Height54.0 in50.9 in
Curb Weight3,778 lb.2,943 lb.
Fuel Capacity16.6 gal.16.9 gal.
Row 1 Headroom38.0 in38.4 in
Row 1 Shoulder Room54.5 in51.7 in
Row 1 Hip Room0.0 in53.4 in
Row 1 Legroom41.7 in41.6 in
Row 2 Headroom36.4 in0.0 in
Row 2 Shoulder Room45.9 in0.0 in
Row 2 Legroom32.0 in0.0 in
Cargo Volume7.7 ft39.9 ft3

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Option Package Details
BMW 3-Series M3

Cold Weather Package (convertible)
FeatureValueRequested?
Heated front seats200Yes
Headlight washers50Yes
Ski sack50No
Total Requested25083%
Total Not Requested5017%

Option Package Details
Porsche Boxster

Navigation system
FeatureValueRequested?
Navigation system600Yes
DVD-Audio-compatible player0No
Off-road navigation system0No
Media drive, large15No
USB port25No
Satellite radio200No
Traffic information25No
Total Requested60069%
Total Not Requested26531%
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 seat150Yes
Power fore-aft adjuster, passenger seat100Yes
Memory system, driver seat200Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat100Yes
Total Requested95070%
Total Not Requested40030%
Convenience Package
FeatureValueRequested?
Wind blocker, small100No
Automatic climate control, front200Yes
Steering-linked headlights150No
Xenon HID headlights500Yes
Headlight washers50Yes
Cornering lights50No
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Auto-dimming driver-side mirror75No
Auto-dimming passenger-side mirror75No
Total Requested100069%
Total Not Requested45031%

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