Porsche Boxster Porsche Boxster 2008 BMW 3-Series BMW 3-Series 2017

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Porsche Boxster vs. BMW 3-Series 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.

Porsche Boxster vs. BMW 3-Series Invoice Comparison

Lowest Total Price: $82,565

Porsche Boxster S   
Difference: $1,930

Lowest Total Invoice: $66,482

Porsche Boxster S   
Difference: $12,658

Calculate Payments

  Down Payment Interest Rate Term
Model Year20082017
ModelBoxster3-Series
TrimSM3
Body2dr Convertible4dr Sedan
Base Price $55,700 $64,000
Base Invoice $43,512 $60,200
Sport Chrono Package 920  
Adaptive dampers - electrical 1,990  
Auto-dimming rearview mirror 690  
Adaptive Sports Seats 3,055  
Xenon HID headlights 1,090  
Metallic paint (extra cost) 690 700
Heated front seats 480  
Automatic climate control, front 550  
Carbon fiber / leather-wrapped steering wheel 1,360  
Floor mats 115  
Navigation system 3,110  
Wood trim 890 0
Ceramic brake rotors 8,150 8,150
Upholstered instrument panel, leather 1,735  
Obstacle detection, rear 530  
Voice recorder 650  
Full Merino Leather   2,650
Executive Package   3,900
255/35YR19   1,200
7-speed automated manual   2,900
Sunroof   0
Sport Chrono Package 782  
Adaptive dampers - electrical 1,692  
Auto-dimming rearview mirror 587  
Adaptive Sports Seats 2,597  
Xenon HID headlights 927  
Metallic paint (extra cost) 587 645
Heated front seats 408  
Automatic climate control, front 468  
Carbon fiber / leather-wrapped steering wheel 1,156  
Floor mats 98  
Navigation system 2,644  
Wood trim 757 0
Ceramic brake rotors 6,928 7,500
Upholstered instrument panel, leather 1,475  
Obstacle detection, rear 451  
Voice recorder 553  
Full Merino Leather   2,435
Executive Package   3,590
255/35YR19   1,105
7-speed automated manual   2,670
Sunroof   0
Options (change) 26,005 19,500
Options (change) 22,110 17,945
Destination 860 995
Total Price $82,565 $84,495
Total Invoice $66,482 $79,140

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

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

Lowest Adjusted Price: BMW 3-Series M3
Lowest Adjusted Invoice: Porsche Boxster S
TrueDelta Adjusted Price Difference: $1,370
TrueDelta Adjusted Invoice Difference: $9,567
Model Year20082017
ModelBoxster3-Series
TrimSM3
Body2dr Convertible4dr Sedan
Engine295hp H6425hp I6
TransmissionM6S7
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)18/26 MPG17/24 MPG
Audio (watts, speakers)230, 7600, 16
Tire (rear if not all the same)235/40-18255/35-19
Total Price$82,565$84,495
Adjustments for Features0-3,300
Feature-Adjusted Total Price$82,565$81,195
Total Invoice$66,482$79,140
Adjustments for Features0-3,091
Feature-Adjusted Total Invoice$66,482$76,049

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Features Comparison: Porsche Boxster vs. BMW 3-Series

Model Year20082017
ModelBoxster3-Series
TrimSM3
Body2dr Convertible4dr Sedan
Transmission and Drivetrain 
6-speed manual$150 
7-speed automated manual $1200
RWD$0$0
Accessories 
Hands-free trunk or liftgate $100
Heated steering wheel $100
Power rear side windows $200
Proximity key $250
Remote app $25
Remote window/roof operation $15
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats $0
Brake assist $50
Knee airbag, driver $75
Knee airbag, passenger $75
Obstacle detection, front $150
Rearview camera $200
Roll bar$200 
Side curtain airbags $350
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
Residual heat $50
Water-repellent front-door glass$15 
Drivetrain 
Active rear differential $500
Engine / Motor 
Automatic start / stop $150
Mid-engine configuration$0 
Regenerative braking $0
Exterior 
Black exterior trim (optional) $0
Painted brake calipers (optional) $0
Power convertible top$4000 
Rear spoiler $200
Retractable rear spoiler$400 
Sport rocker panels (optional) $0
Sunroof $900
Infotainment 
4G LTE connectivity $0
App support $0
Aux input $50
Bluetooth audio streaming $25
Bluetooth cell phone link $100
DVD-compatible player $0
Handwriting recognition $200
HD radio $50
In-vehicle Internet $150
Media drive $15
MP3-compatible player $50
Navigation map updates, three years $0
S Voice support $0
Satellite radio - one year subscription $250
Siri Eyes Free support $0
SMS text-to-speech reader $25
Surround sound $250
Telematics service, such as OnStar $200
Text dictation $50
Traffic + travel information $25
USB port $25
Voice control for external devices $0
Voice control for nav and audio $100
Wi-Fi hotspot $50
Wireless charging station $75
Instruments, Lights, and Mirrors 
Auto-dimming passenger-side mirror$75 
Automatic headlights $125
Chronometer$100 
Compass $0
Cornering lights $50
Fog light, rear$100 
Fog lights$125 
Head-up display (HUD) $350
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 
Carbon fiber / leather-wrapped steering wheel$150 
Center armrest(s), second row $50
Folding second row seats $300
Heated second row seats $200
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 thigh bolsters, driver seat$100 
Power thigh bolsters, passenger seat$100 
Suspension, Wheels, and Tires 
Performance steering system (optional) $0
Sport suspension (upgrade) $0
Transmission 
Launch control $100
Steering-wheel-mounted transmission controls $100
Total Value of Features$5,330$8,630
Value of Feature Adjustments$0$3,300
Value of Feature Adjustments0-3,091

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Specifications Comparison: Porsche Boxster vs. BMW 3-Series

Model Year20082017
ModelBoxster3-Series
Body2dr Convertible4dr Sedan
Wheelbase95.1 in110.6 in
Length170.4 in182.5 in
Width70.9 in71.3 in
Height51.0 in56.3 in
Curb Weight2,965 lb.3,630 lb.
Fuel Capacity17.0 gal.15.8 gal.
Row 1 Headroom38.4 in40.3 in
Row 1 Shoulder Room51.7 in55.1 in
Row 1 Hip Room53.4 in0.0 in
Row 1 Legroom41.6 in42.0 in
Row 2 Headroom0.0 in37.7 in
Row 2 Shoulder Room0.0 in55.1 in
Row 2 Legroom0.0 in35.1 in
Cargo Volume9.9 ft313.0 ft3

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Option Package Details
Porsche Boxster S

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%

Option Package Details
BMW 3-Series M3

255/35YR19 tires
FeatureValueRequested?
255/35YR19 tires200No
275/35YR19 tires200No
Total Requested00%
Total Not Requested400100%
7-speed automated manual
FeatureValueRequested?
7-speed automated manual0Yes
Steering-wheel-mounted transmission controls100No
Launch control100No
Total Requested00%
Total Not Requested200100%
Full Merino Leather
FeatureValueRequested?
Upgraded leather upholstery-450No
Leather upholstery, extended coverage450Yes
Leather door panel trim250Yes
Upholstered instrument panel, leather1000Yes
Total Requested1700136%
Total Not Requested-450-36%
Executive Package
FeatureValueRequested?
Heated second row seats200No
Rearview camera200No
Heated steering wheel100No
Head-up display (HUD)350No
Headlight washers50Yes
Obstacle detection, front150No
Obstacle detection, rear250Yes
Wi-Fi hotspot50No
Wireless charging station75No
Text dictation50No
SMS text-to-speech reader25No
Voice recorder0Yes
Total Requested30020%
Total Not Requested120080%

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