Porsche Boxster Porsche Boxster 2016 BMW 3-Series BMW 3-Series 2018

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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: $82,895

BMW 3-Series M3   
Difference: $20,585

Calculate Payments

  Down Payment Interest Rate Term
Model Year20162018
ModelBoxster3-Series
TrimSpyderM3
Body2dr Convertible4dr Sedan
Base Price $82,100 $65,500
Auto-dimming mirrors 690  
Automatic climate control, front 760  
Adaptive sport seats plus 2,635  
Metallic paint (extra cost) 710 550
Bright-finished exhaust tip(s) 650  
Heated front seats 530  
Interior ambient lighting 340  
Voice control for nav and audio 520  
Ceramic brake rotors 7,400 8,150
Upholstered instrument panel, leather 2,160  
6-speed manual 0  
Infotainment Package 3,990  
Bose 505W 10 speakers 0  
Full Merino Leather   3,600
255/35YR19   1,200
7-speed automated manual   2,900
Wood trim   0
Sunroof   0
Auto-dimming mirrors 0  
Automatic climate control, front 0  
Adaptive sport seats plus 0  
Metallic paint (extra cost) 0 505
Bright-finished exhaust tip(s) 0  
Heated front seats 0  
Interior ambient lighting 0  
Voice control for nav and audio 0  
Ceramic brake rotors 0 7,500
Upholstered instrument panel, leather 0  
6-speed manual 0  
Infotainment Package 0  
Bose 505W 10 speakers 0  
Full Merino Leather   3,310
255/35YR19   1,105
7-speed automated manual   2,670
Wood trim   0
Sunroof   0
Options (change) 20,385 16,400
Options (change) 0 15,090
Destination 995 995
Total Price $103,480 $82,895

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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: Porsche Boxster vs. BMW 3-Series

Lowest Adjusted Price: BMW 3-Series M3
Lowest Adjusted Invoice: Porsche Boxster Spyder
TrueDelta Adjusted Price Difference: $21,645
TrueDelta Adjusted Invoice Difference: $75,692
Model Year20162018
ModelBoxster3-Series
TrimSpyderM3
Body2dr Convertible4dr Sedan
Engine375hp H6425hp I6
TransmissionM6S7
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)18/24 MPG17/24 MPG
Audio (watts, speakers)445, 10600, 16
Tire (rear if not all the same)235/35-20255/35-19
Total Price$103,480$82,895
Adjustments for Features0-1,060
Feature-Adjusted Total Price$103,480$81,835

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Features Comparison: Porsche Boxster vs. BMW 3-Series

Model Year20162018
ModelBoxster3-Series
TrimSpyderM3
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
Power rear side windows $200
Proximity key $250
Remote app $25
Remote window/roof operation $15
Tilt/telescoping steering wheel, manual $250
Tilt/telescoping steering wheel, power$350 
Wind blocker, small$100 
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats $0
Rearview camera $200
Roll bar$200 
Torque vectoring, brake-based$100 
Cargo Management 
Air-conditioned storage compartment $50
Cargo net$40 
Climate Control 
Rear air vents with manual controls $150
Water-repellent front-door glass$15 
Drivetrain 
Active rear differential $500
Electronically-variable engine mounts (performance-oriented)$500 
Limited-slip rear differential$300 
Engine / Motor 
Automatic start / stop $150
Dual-mode exhaust, switchable$500 
Mid-engine configuration$0 
Exterior 
Convertible top$3000 
Rear spoiler $200
Retractable rear spoiler$400 
Sport rocker panels (optional) $0
Sunroof $900
Infotainment 
4G LTE connectivity $0
Audio controls on steering wheel $125
DVD-Audio-compatible player$0 
DVD-compatible player $0
Handwriting recognition $200
In-vehicle Internet $150
Navigation map updates, three years $0
Off-road navigation system$0 
S Voice support $0
Satellite radio$200 
Satellite radio - one year subscription $250
Siri Eyes Free support $0
Telematics service, such as OnStar $200
Traffic + travel information $25
Traffic information$25 
Voice control for external devices $0
Instruments, Lights, and Mirrors 
Auto-dimming passenger-side mirror$75 
Chronometer$100 
Compass $0
Fog light, rear$100 
LED headlights $1000
Mirror tilt-down in reverse $25
Power-folding mirrors $50
Turn signals on or near mirrors $25
Xenon HID headlights$500 
Seats and Interior Trim 
Center armrest(s), second row $50
Folding second row seats $300
Leather door panel trim $250
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 thigh bolsters, driver seat$100 
Power thigh bolsters, passenger seat$100 
Power thigh support length adjuster, driver seat$100 
Power thigh support length adjuster, passenger seat$100 
Synthetic suede door panel trim$250 
Synthetic suede inserts in leather seating surfaces$0 
Synthetic suede steering wheel$150 
Wood trim $300
Suspension, Wheels, and Tires 
Adaptive dampers - electrical $500
Electronic systems calibration selector $200
Performance steering system (optional) $0
Transmission 
Launch control $100
Steering-wheel-mounted transmission controls $100
Total Value of Features$7,230$8,290
Value of Feature Adjustments$0$1,060
Value of Feature Adjustments0-993

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Specifications Comparison: Porsche Boxster vs. BMW 3-Series

Model Year20162018
ModelBoxster3-Series
Body2dr Convertible4dr Sedan
Wheelbase97.4 in110.6 in
Length172.2 in182.5 in
Width70.9 in71.3 in
Height50.5 in56.3 in
Curb Weight2,899 lb.3,630 lb.
Fuel Capacity16.9 gal.15.8 gal.
Row 1 Headroom38.6 in40.3 in
Row 1 Shoulder Room51.7 in55.1 in
Row 1 Hip Room53.4 in0.0 in
Row 1 Legroom42.6 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 Spyder

Auto-dimming mirrors
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75No
Total Requested32581%
Total Not Requested7519%
Adaptive sport seats plus
FeatureValueRequested?
Power thigh bolsters, driver seat100No
Power seatback bolsters, driver seat100Yes
Power thigh bolsters, passenger seat100No
Power seatback bolsters, passenger seat100Yes
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 seat150Yes
Power thigh support adjuster, driver seat100No
Power fore-aft adjuster, passenger seat100Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Power thigh support adjuster, passenger seat100No
Memory system, driver seat200Yes
Power height adjuster, passenger seat50Yes
Total Requested120071%
Total Not Requested50029%
Infotainment Package
FeatureValueRequested?
App support0Yes
Satellite radio200Yes
DVD-Audio-compatible player0Yes
HD radio50Yes
USB port25Yes
Navigation system600Yes
Traffic information25Yes
Off-road navigation system0No
Media drive15Yes
Total Requested915100%
Total Not Requested00%

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%

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