Porsche Boxster Porsche Boxster 2015 Audi A4 / S4 Audi A4 / S4 2018

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Porsche Boxster vs. Audi A4 / S4 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. Audi A4 / S4 Invoice Comparison

Lowest Total Price: $63,180

Audi A4 / S4 S4 3.0T   
Difference: $26,900

Calculate Payments

  Down Payment Interest Rate Term
Model Year20152018
ModelBoxsterA4 / S4
TrimSS4 3.0T
Body2dr Convertible4dr Sedan
Base Price $63,300 $51,400
Adaptive sport seats plus 3,825  
Adaptive cruise control, all-speed 2,170  
7-speed automated manual 3,200  
Premium Package Plus 2,950  
Infotainment Package 3,990  
Bose 505W 10 speakers 0  
Torque vectoring, brake-based 1,320  
Adaptive dampers - electrical 1,790  
Metallic paint (extra cost) 710 575
Illuminated door sill trim plates 825  
Power-folding mirrors 320  
Rearview camera 1,515  
Audio controls on steering wheel 615  
Carbon fiber trim 1,515 500
Auto-dimming headlights 520  
Voice control for nav and audio 520  
Warm Weather Package   950
Driver Assistance Package   1,800
Prestige Package   4,400
S Sport Package   2,500
Cargo net   80
Adaptive sport seats plus 0  
Adaptive cruise control, all-speed 0  
7-speed automated manual 0  
Premium Package Plus 0  
Infotainment Package 0  
Bose 505W 10 speakers 0  
Torque vectoring, brake-based 0  
Adaptive dampers - electrical 0  
Metallic paint (extra cost) 0 536
Illuminated door sill trim plates 0  
Power-folding mirrors 0  
Rearview camera 0  
Audio controls on steering wheel 0  
Carbon fiber trim 0 466
Auto-dimming headlights 0  
Voice control for nav and audio 0  
Warm Weather Package   884
Driver Assistance Package   1,674
Prestige Package   4,092
S Sport Package   2,326
Cargo net   74
Options (change) 25,785 10,805
Options (change) 0 10,052
Destination 995 975
Total Price $90,080 $63,180

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While we strive for accuracy, the site is not error-free, and prices can change at any time.

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TrueDelta Value Comparison: Porsche Boxster vs. Audi A4 / S4

Lowest Adjusted Price: Audi A4 / S4 S4 3.0T
Lowest Adjusted Invoice: Porsche Boxster S
TrueDelta Adjusted Price Difference: $30,885
TrueDelta Adjusted Invoice Difference: $54,123
Model Year20152018
ModelBoxsterA4 / S4
TrimSS4 3.0T
Body2dr Convertible4dr Sedan
Engine315hp H6354hp V6
TransmissionS7T8
DrivetrainRWDAWD
EPA Fuel Economy (city/highway)21/30 MPG21/30 MPG
Audio (watts, speakers)445, 10755, 19
Tire (rear if not all the same)235/40-19245/40-18
Total Price$90,080$63,180
Adjustments for Features0-3,985
Feature-Adjusted Total Price$90,080$59,195

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Features Comparison: Porsche Boxster vs. Audi A4 / S4

Model Year20152018
ModelBoxsterA4 / S4
TrimSS4 3.0T
Body2dr Convertible4dr Sedan
Transmission and Drivetrain 
7-speed automated manual$1200 
8-speed manually-shiftable automatic $1300
RWD$0 
AWD $1700
Accessories 
Adaptive cruise control, all-speed$850 
Adaptive cruise control, all-speed, topography and road sign aware $1100
Low-speed semi-autonomous driving $100
Power rear side windows $200
Remote app $25
Sunshades, second row $125
Tilt/telescoping steering wheel, manual $250
Tilt/telescoping steering wheel, power$350 
Wind blocker, small$100 
Brakes, Airbags, and Other Safety 
Around view cameras $500
Automatic braking, low-speed $200
Blind spot warning system $200
Collision preparation system, rear $100
Cross-traffic warning, rear $100
Driver drowsiness monitor $150
Evasive maneuver assist $200
Following distance indicator $25
Lane departure warning $200
Lane keeping assist $400
Pedestrian detection $50
Rearview camera$200 
Roll bar$200 
Rollover sensor $50
Secondary collision brake assist $25
Temporary spare tire $150
Turn assist $25
Vehicle exit assist $25
Wide-view front camera $150
Wide-view rear camera $0
Cargo Management 
Air-conditioned storage compartment $50
Climate Control 
Rear air vents with automatic controls $250
Residual heat$50 
Water-repellent front-door glass$15 
Drivetrain 
Active rear differential $500
Limited-slip rear differential$300 
Engine / Motor 
Mid-engine configuration$0 
Exterior 
Body kit $0
Laminated front side windows $200
Power convertible top$4000 
Rear spoiler $200
Retractable rear spoiler$400 
Sunroof $900
Infotainment 
4G LTE connectivity $0
Android Auto support $100
App support$0 
Apple CarPlay support $100
CD player$125 
CD player, remote $100
DVD-Audio-compatible player$0 
DVD-compatible player $0
Handwriting recognition $200
In-vehicle Internet $150
Off-road navigation system$0 
SD Card slot $25
Telematics service, such as OnStar $200
Traffic + travel information $25
Traffic information$25 
Wi-Fi hotspot $50
Instruments, Lights, and Mirrors 
Boost gauge $75
Compass $0
Fog lights $125
Head-up display (HUD) $350
Headlight washers$50 
Interior ambient lighting$150 
Interior ambient lighting, configurable $150
Large color reconfigurable instrument cluster display $250
LED headlights $1000
Predictive efficiency assist $0
Road sign information $75
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
Folding second row seats $300
Leather door panel trim$250 
Manual thigh support length adjuster, driver seat $50
Manual thigh support length adjuster, passenger seat $50
No leather in second row$-300 
Power seatback bolsters, driver seat$100 
Power seatback bolsters, passenger seat$100 
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 
Upholstered door armrests (optional) $0
Suspension, Wheels, and Tires 
Electronic systems calibration selector $200
Sport suspension (upgrade) $0
Transmission 
Launch control $100
Total Value of Features$9,215$13,200
Value of Feature Adjustments$0$3,985
Value of Feature Adjustments0-3,711

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Specifications Comparison: Porsche Boxster vs. Audi A4 / S4

Model Year20152018
ModelBoxsterA4 / S4
Body2dr Convertible4dr Sedan
Wheelbase97.4 in111.0 in
Length172.2 in186.1 in
Width70.9 in72.5 in
Height50.5 in56.2 in
Curb Weight2,976 lb.3,858 lb.
Fuel Capacity16.9 gal.16.9 gal.
Row 1 Headroom38.6 in38.9 in
Row 1 Shoulder Room51.7 in55.9 in
Row 1 Hip Room53.4 in0.0 in
Row 1 Legroom42.6 in41.3 in
Row 2 Headroom0.0 in37.4 in
Row 2 Shoulder Room0.0 in54.5 in
Row 2 Legroom0.0 in35.7 in
Cargo Volume9.9 ft313.0 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 seat100No
Power thigh bolsters, passenger seat100No
Power seatback bolsters, 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
Power 4-way lumbar adjuster, passenger seat150Yes
Power thigh support adjuster, passenger seat100No
Front sport buckets100Yes
Total Requested110061%
Total Not Requested70039%
Premium Package Plus
FeatureValueRequested?
Cooled or ventilated front seats300Yes
Proximity key250Yes
Interior ambient lighting150Yes
Automatic climate control, front200Yes
Heated front seats200Yes
Dual-zone climate control125Yes
Residual heat50No
Automatic air recirculation100Yes
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75Yes
Steering-linked headlights150No
Headlight washers50No
Total Requested172587%
Total Not Requested25013%
Infotainment Package
FeatureValueRequested?
Satellite radio200Yes
DVD-Audio-compatible player0Yes
HD radio50Yes
USB port25Yes
Navigation system600Yes
Traffic information25Yes
Off-road navigation system0No
Media drive15Yes
App support0No
Total Requested915100%
Total Not Requested00%

Option Package Details
Audi A4 / S4 S4 3.0T

Warm Weather Package
FeatureValueRequested?
Cooled or ventilated front seats300Yes
Sunshades, second row125No
Total Requested30071%
Total Not Requested12529%
Driver Assistance Package
FeatureValueRequested?
Auto-dimming headlights200Yes
Lane departure warning200No
Road sign information75No
Turn assist25No
Lane keeping assist400No
Following distance indicator25No
Low-speed semi-autonomous driving100No
Evasive maneuver assist200No
Predictive efficiency assist0No
Adaptive cruise control, all-speed, topography and road sign aware950No
Total Requested2009%
Total Not Requested197591%
Prestige Package
FeatureValueRequested?
Head-up display (HUD)350No
Laminated front side windows200No
Around view cameras300No
Wide-view front camera150No
Wide-view rear camera0No
Interior ambient lighting, configurable150No
Upholstered door armrests (optional)0No
Large color reconfigurable instrument cluster display250No
Handwriting recognition200No
Remote app25No
Speed limit information0No
4G LTE connectivity0No
Navigation system600Yes
DVD-compatible player0No
Voice control for nav and audio75Yes
Media drive15Yes
Traffic + travel information25No
In-vehicle Internet150No
Wi-Fi hotspot50No
Total Requested69027%
Total Not Requested185073%
S Sport Package
FeatureValueRequested?
Adaptive dampers - electrical500Yes
Active rear differential500No
Painted brake calipers (optional)0Yes
Total Requested50050%
Total Not Requested50050%

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