BMW 3-Series BMW 3-Series 2010 Porsche Boxster Porsche Boxster 2008

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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: $75,125

Porsche Boxster S   
Difference: $4,530

Lowest Total Invoice: $60,157

Porsche Boxster S   
Difference: $13,413

Calculate Payments

  Down Payment Interest Rate Term
Model Year20102008
Model3-SeriesBoxster
TrimM3S
Body2dr Hardtop conv.2dr Convertible
Base Price $67,050 $55,700
Base Invoice $61,865 $43,512
Premium Package 1,350  
Technology Package 3,250  
Rear spoiler 0  
Metallic paint (extra cost) 550 690
Leather door panel trim 1,100  
Heated front seats 500 480
Obstacle detection, rear 380 530
Wood trim 0 890
7-speed automated manual 2,900  
Sport Chrono Package   920
Adaptive dampers - electrical   1,990
Adaptive Sports Seats   3,055
Auto-dimming rearview mirror   690
Automatic climate control, front   550
Carbon fiber / leather-wrapped steering wheel   1,360
Xenon HID headlights   1,090
Navigation system   3,110
5-speed shiftable automatic   3,210
Premium Package 1,230  
Technology Package 2,960  
Rear spoiler 0  
Metallic paint (extra cost) 500 587
Leather door panel trim 1,000  
Heated front seats 455 408
Obstacle detection, rear 345 451
Wood trim 0 757
7-speed automated manual 2,640  
Sport Chrono Package   782
Adaptive dampers - electrical   1,692
Adaptive Sports Seats   2,597
Auto-dimming rearview mirror   587
Automatic climate control, front   468
Carbon fiber / leather-wrapped steering wheel   1,156
Xenon HID headlights   927
Navigation system   2,644
5-speed shiftable automatic   2,729
Options (change) 10,030 18,565
Options (change) 9,130 15,785
Destination 875 860
Gas Tax 1,700 0
Total Price $79,655 $75,125
Total Invoice $73,570 $60,157

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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 3-Series dealer quotes or Porsche Boxster dealer quotes from dealers using our car quote form.

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

Lowest Adjusted Price: BMW 3-Series M3
Lowest Adjusted Invoice: Porsche Boxster S
TrueDelta Adjusted Price Difference: $995
TrueDelta Adjusted Invoice Difference: $8,310
Model Year20102008
Model3-SeriesBoxster
TrimM3S
Body2dr Hardtop conv.2dr Convertible
Engine414hp V8295hp H6
TransmissionS7T5
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)14/20 MPG18/25 MPG
Audio (watts, speakers)?, 6230, 7
Tire (rear if not all the same)245/40-18235/40-18
Total Price$79,655$75,125
Adjustments for Features-5,5250
Feature-Adjusted Total Price$74,130$75,125
Total Invoice$73,570$60,157
Adjustments for Features-5,1030
Feature-Adjusted Total Invoice$68,467$60,157

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Features Comparison: BMW 3-Series vs. Porsche Boxster

Model Year20102008
Model3-SeriesBoxster
TrimM3S
Body2dr Hardtop conv.2dr Convertible
Transmission and Drivetrain 
7-speed automated manual$1200 
5-speed manually-shiftable automatic $1000
RWD$0$0
Accessories 
Power rear side windows$200 
Proximity key$250 
Remote window/roof operation$15 
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0 
Auto-raising roll bars / headrests$500 
Brake assist$50 
Roll bar $200
Cargo Management 
Air-conditioned storage compartment$50 
Cargo net $40
Climate Control 
Automatic air recirculation$100 
Dual-zone climate control$125 
Rear air vents with manual controls$150 
Water-repellent front-door glass $15
Drivetrain 
Limited-slip rear differential$300 
Engine / Motor 
Mid-engine configuration $0
Exterior 
Power convertible top $4000
Power retractable hardtop$6750 
Rear spoiler$200 
Retractable rear spoiler $400
Sport rocker panels (optional)$0 
Infotainment 
Aux input$50 
Bluetooth cell phone link$100 
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
Compass$0 
Fog light, rear $100
Fog lights $125
Headlight washers $50
Mirror tilt-down in reverse$25 
Power-folding mirrors$50 
Steering-linked headlights$150 
Turn signals on or near mirrors$25 
Seats and Interior Trim 
Aluminum trim$100 
Carbon fiber / leather-wrapped steering wheel $150
Folding second row seats w/o opening to trunk$75 
Leather-wrapped steering wheel$150 
Manual thigh support length adjuster, driver seat$50 
Manual thigh support length adjuster, passenger seat$50 
Metal pedals $75
No leather in second row $-300
Power 4-way lumbar adjuster, passenger seat$150 
Power headrest height adjuster, driver seat$50 
Power headrest height adjuster, passenger seat$50 
Power thigh bolsters, driver seat $100
Power thigh bolsters, passenger seat $100
Suspension, Wheels, and Tires 
Ultra-sport suspension (upgrade)$0 
Transmission 
Launch control$100 
Steering-wheel-mounted transmission controls$100 
Total Value of Features$11,680$6,155
Value of Feature Adjustments$5,525$0
Value of Feature Adjustments-5,1030

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Specifications Comparison: BMW 3-Series vs. Porsche Boxster

Model Year20102008
Model3-SeriesBoxster
Body2dr Hardtop conv.2dr Convertible
Wheelbase108.7 in95.1 in
Length180.6 in170.4 in
Width70.2 in70.9 in
Height54.5 in51.0 in
Curb Weight4,145 lb.3,053 lb.
Fuel Capacity16.1 gal.17.0 gal.
Row 1 Headroom38.0 in38.4 in
Row 1 Shoulder Room55.3 in51.7 in
Row 1 Hip Room0.0 in53.4 in
Row 1 Legroom41.8 in41.6 in
Row 2 Headroom36.5 in0.0 in
Row 2 Shoulder Room49.3 in0.0 in
Row 2 Legroom31.9 in0.0 in
Cargo Volume,
Minimum
9.0 ft39.9 ft3
Cargo Volume,
Maximum
12.2 ft39.9 ft3

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Option Package Details
BMW 3-Series M3

Premium Package
FeatureValueRequested?
Universal garage door opener100Yes
Telematics service, such as OnStar200No
Bluetooth cell phone link100No
Auto-dimming driver-side mirror75Yes
Compass0No
Aluminum trim100No
Power-folding mirrors50No
Auto-dimming passenger-side mirror75Yes
Total Requested25036%
Total Not Requested45064%
Technology Package
FeatureValueRequested?
Adaptive shocks - electrical500Yes
Navigation system600Yes
Proximity key250No
Voice control for nav and audio100No
Traffic information25No
Media drive, large15No
Electronic systems calibration selector200Yes
Total Requested130077%
Total Not Requested39023%

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%
Carbon fiber / leather-wrapped steering wheel
FeatureValueRequested?
Carbon fiber / leather-wrapped steering wheel0No
Audio controls on steering wheel125Yes
Total Requested125100%
Total Not Requested00%
Xenon HID headlights
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50No
Total Requested50091%
Total Not Requested509%
Sport Chrono Package
FeatureValueRequested?
Chronometer100No
Electronic systems calibration selector200Yes
Total Requested20067%
Total Not Requested10033%
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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