Porsche Boxster Porsche Boxster 2016 BMW 4-Series BMW 4-Series 2018

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Porsche Boxster vs. BMW 4-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 4-Series Invoice Comparison

Lowest Total Price: $94,070

Porsche Boxster S   
Difference: $2,465

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  Down Payment Interest Rate Term
Model Year20162018
ModelBoxster4-Series
TrimSM4
Body2dr Convertible2dr Hardtop conv.
Base Price $63,900 $76,200
Adaptive sport seats plus 3,825  
Infotainment Package 3,990  
Bose 505W 10 speakers 0  
Premium Package Plus 2,950  
Torque vectoring, brake-based 1,320  
Adaptive dampers - electrical 1,790  
Metallic paint (extra cost) 710 550
Power-folding mirrors 320  
Voice control for nav and audio 520  
Audio controls on steering wheel 615  
Rearview camera 1,515  
Heated steering wheel 270 190
Wood trim 1,790 0
Ceramic brake rotors 7,400 8,150
Upholstered instrument panel, leather 2,160  
6-speed manual 0  
Full Merino Leather   2,550
Obstacle detection, rear   750
Competition Package   4,250
7-speed automated manual   2,900
Adaptive sport seats plus 0  
Infotainment Package 0  
Bose 505W 10 speakers 0  
Premium Package Plus 0  
Torque vectoring, brake-based 0  
Adaptive dampers - electrical 0  
Metallic paint (extra cost) 0 505
Power-folding mirrors 0  
Voice control for nav and audio 0  
Audio controls on steering wheel 0  
Rearview camera 0  
Heated steering wheel 0 175
Wood trim 0 0
Ceramic brake rotors 0 7,500
Upholstered instrument panel, leather 0  
6-speed manual 0  
Full Merino Leather   2,345
Obstacle detection, rear   690
Competition Package   3,910
7-speed automated manual   2,670
Options (change) 29,175 19,340
Options (change) 0 17,795
Destination 995 995
Total Price $94,070 $96,535

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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 4-Series

Lowest Adjusted Price: BMW 4-Series M4
Lowest Adjusted Invoice: Porsche Boxster S
TrueDelta Adjusted Price Difference: $3,295
TrueDelta Adjusted Invoice Difference: $83,950
Model Year20162018
ModelBoxster4-Series
TrimSM4
Body2dr Convertible2dr Hardtop conv.
Engine315hp H6444hp I6
TransmissionM6S7
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)20/28 MPG17/24 MPG
Audio (watts, speakers)445, 10600, 16
Tire (rear if not all the same)235/40-19265/30-20
Total Price$94,070$96,535
Adjustments for Features0-5,760
Feature-Adjusted Total Price$94,070$90,775

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Features Comparison: Porsche Boxster vs. BMW 4-Series

Model Year20162018
ModelBoxster4-Series
TrimSM4
Body2dr Convertible2dr Hardtop conv.
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
Remote app $25
Remote window/roof operation $15
Tilt/telescoping steering wheel, manual $250
Tilt/telescoping steering wheel, power$350 
Wind blocker $300
Wind blocker, small$100 
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats $0
Auto-raising roll bars / headrests $500
Roll bar$200 
Torque vectoring, brake-based$100 
Cargo Management 
Air-conditioned storage compartment $50
Cargo net$40 
Rear seat pass-through $100
Second-row low console $100
Climate Control 
Rear air vents with manual controls $150
Water-repellent front-door glass$15 
Drivetrain 
Active rear differential $500
Limited-slip rear differential$300 
Engine / Motor 
Mid-engine configuration$0 
Exterior 
Black exterior trim (optional) $0
Bright-finished exhaust tip(s)$25 
Painted brake calipers (optional)$0 
Painted brake calipers, alternate color $0
Power convertible top$4000 
Power retractable hardtop $6750
Retractable rear spoiler$400 
Sport rocker panels (optional) $0
Infotainment 
4G LTE connectivity $0
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 
Compass $0
Fog light, rear$100 
Headlight washers$50 
LED headlights $1000
Mirror tilt-down in reverse $25
Steering-linked headlights$150 
Turn signals on or near mirrors $25
Xenon HID headlights$500 
Seats and Interior Trim 
Center armrest(s), second row $50
Cooled or ventilated front seats$300 
Folding second row seats $300
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 
Suspension, Wheels, and Tires 
Alloy wheels$350 
Electronic systems calibration selector $200
Performance steering system (optional) $0
Polished alloy wheels $350
Ultra-sport suspension (upgrade) $0
Transmission 
Downshift rev matching $50
Launch control $100
Steering-wheel-mounted transmission controls $100
Total Value of Features$7,605$13,365
Value of Feature Adjustments$0$5,760
Value of Feature Adjustments0-5,390

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Specifications Comparison: Porsche Boxster vs. BMW 4-Series

Model Year20162018
ModelBoxster4-Series
Body2dr Convertible2dr Hardtop conv.
Wheelbase97.4 in110.6 in
Length172.2 in182.6 in
Width70.9 in71.9 in
Height50.5 in54.5 in
Curb Weight2,910 lb.4,112 lb.
Fuel Capacity16.9 gal.15.8 gal.
Row 1 Headroom38.6 in40.4 in
Row 1 Shoulder Room51.7 in55.3 in
Row 1 Hip Room53.4 in0.0 in
Row 1 Legroom42.6 in42.2 in
Row 2 Headroom0.0 in37.1 in
Row 2 Shoulder Room0.0 in49.8 in
Row 2 Legroom0.0 in33.1 in
Cargo Volume,
Minimum
9.9 ft37.8 ft3
Cargo Volume,
Maximum
9.913.0 ft3

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Option Package Details
Porsche Boxster S

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 4-way lumbar adjuster, passenger seat150Yes
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 seat150Yes
Power thigh support adjuster, driver seat100No
Power fore-aft adjuster, passenger seat100Yes
Front sport buckets100Yes
Total Requested130072%
Total Not Requested50028%
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%
Premium Package Plus
FeatureValueRequested?
Cooled or ventilated front seats300No
Proximity key250Yes
Interior ambient lighting150Yes
Automatic climate control, front200Yes
Heated front seats200Yes
Dual-zone climate control125Yes
Residual heat50Yes
Automatic air recirculation100Yes
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75No
Steering-linked headlights150No
Headlight washers50No
Total Requested140071%
Total Not Requested57529%

Option Package Details
BMW 4-Series M4

Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150Yes
Total Requested400100%
Total Not Requested00%
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?
Leather upholstery, extended coverage450No
Leather door panel trim250Yes
Upholstered instrument panel, leather1000Yes
Total Requested125074%
Total Not Requested45026%
Competition Package
FeatureValueRequested?
Ultra-sport suspension (upgrade)0No
Polished alloy wheels0No
Special exterior trim0No
Sport exhaust0No
285/30YR20 tires200No
Painted brake calipers, alternate color0No
265/30YR20 tires200No
turbocharged
3.0L I6
DOHC-4v
444 hp@7000
406 lb-ft@1850
1000Yes
Total Requested100071%
Total Not Requested40029%

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