Porsche Boxster Porsche Boxster 2007 Audi A4 / S4 Audi A4 / S4 2022

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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: $61,190

Audi A4 / S4 S4   
Difference: $11,795

Lowest Total Invoice: $57,588

Audi A4 / S4 S4   
Difference: $5,813

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  Down Payment Interest Rate Term
Model Year20072022
ModelBoxsterA4 / S4
TrimSS4
Body2dr Convertible4dr Sedan
Base Price $55,500 $51,900
Base Invoice $48,415 $48,787
Adaptive Sports Seats 3,055  
Sport Chrono Package 920  
Adaptive dampers - electrical 1,990  
Auto-dimming rearview mirror 690  
Xenon HID headlights 1,090  
Heated front seats 480  
Automatic climate control, front 550  
Floor mats 115  
Audio controls on steering wheel 990  
Navigation system 3,070  
Obstacle detection, rear 530  
5-speed shiftable automatic 3,210  
Navigation Package   1,500
Premium Plus Package   3,600
S Sport Package   2,500
Metallic paint (extra cost)   595
Adaptive Sports Seats 2,597  
Sport Chrono Package 782  
Adaptive dampers - electrical 1,692  
Auto-dimming rearview mirror 587  
Xenon HID headlights 927  
Heated front seats 408  
Automatic climate control, front 468  
Floor mats 98  
Audio controls on steering wheel 842  
Navigation system 2,610  
Obstacle detection, rear 451  
5-speed shiftable automatic 2,729  
Navigation Package   1,411
Premium Plus Package   3,384
S Sport Package   2,351
Metallic paint (extra cost)   560
Options (change) 16,690 8,195
Options (change) 14,191 7,706
Destination 795 1,095
Total Price $72,985 $61,190
Total Invoice $63,401 $57,588

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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 and Invoice: Audi A4 / S4 S4
TrueDelta Adjusted Price Difference: $20,215
TrueDelta Adjusted Invoice Difference: $13,737
Model Year20072022
ModelBoxsterA4 / S4
TrimSS4
Body2dr Convertible4dr Sedan
Engine295hp H6349hp V6
TransmissionT5T8
DrivetrainRWDAWD
EPA Fuel Economy (city/highway)20/27 MPG21/30 MPG
Audio (watts, speakers)230, 7180, 10
Tire (rear if not all the same)235/40-18245/40-18
Total Price$72,985$61,190
Adjustments for Features0-8,420
Feature-Adjusted Total Price$72,985$52,770
Total Invoice$63,401$57,588
Adjustments for Features0-7,924
Feature-Adjusted Total Invoice$63,401$49,664

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Features Comparison: Porsche Boxster vs. Audi A4 / S4

Model Year20072022
ModelBoxsterA4 / S4
TrimSS4
Body2dr Convertible4dr Sedan
Transmission and Drivetrain 
5-speed manually-shiftable automatic$1000 
8-speed manually-shiftable automatic $1300
RWD$0 
AWD $1700
Accessories 
Adaptive cruise control, all-speed, topography and road sign aware $1100
Cruise control$150 
Heated steering wheel $100
Low-speed semi-autonomous driving $100
Power rear side windows $200
Proximity key $250
Brakes, Airbags, and Other Safety 
Around view cameras $500
Automatic braking, high-speed or partial $200
Automatic braking, low-speed $200
Blind spot warning system $200
Brake assist $50
Collision preparation system, rear $100
Cross-traffic warning, rear $100
Driver drowsiness monitor $150
Evasive maneuver assist $200
Following distance indicator $25
Forward collision warning $200
Knee airbag, driver $75
Knee airbag, passenger $75
Lane departure warning $200
Lane keeping assist $400
Obstacle detection, front $150
Pedestrian detection $50
Radar- or camera-based collision preparation system $0
Roll bar$200 
Rollover sensor $50
Secondary collision brake assist $25
Side curtain airbags $350
Torque vectoring, brake-based $100
Turn assist $25
Vehicle exit assist $25
Wide-view front camera $150
Wide-view rear camera $0
Cargo Management 
Air-conditioned storage compartment $50
Cargo net$40 
Climate Control 
Dual-zone climate control $125
Rear air vents with automatic controls $250
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 
Painted brake calipers (optional) $0
Power convertible top$4000 
Rear spoiler $200
Retractable rear spoiler$400 
Sunroof $900
Infotainment 
4G LTE connectivity $0
Alexa integration $0
Android Auto support $100
Apple CarPlay support $100
Bluetooth audio streaming $25
Bluetooth cell phone link $100
CD player$125 
Handwriting recognition $200
HD radio $50
In-vehicle Internet $150
Satellite radio $200
Telematics service, such as OnStar $200
Traffic information $25
Traffic light information $50
Voice control for nav and audio $100
Wi-Fi hotspot $50
Wireless charging station $75
Instruments, Lights, and Mirrors 
Auto-dimming headlights $200
Automatic headlights $125
Boost gauge $75
Chronometer$100 
Compass $0
Headlight washers$50 
Large color reconfigurable instrument cluster display $250
LED headlights $1000
Power-folding mirrors $50
Predictive efficiency assist $0
Road sign information $75
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
Illuminated door sill trim plates $200
Manual thigh support length adjuster, driver seat $50
Manual thigh support length adjuster, passenger seat $50
Massage, driver seat $100
Massage, passenger seat $100
Power 4-way lumbar adjuster, passenger seat $150
Power thigh bolsters, driver seat$100 
Power thigh bolsters, passenger seat$100 
Synthetic suede door panel trim $250
Synthetic suede inserts in leather seating surfaces $0
Upholstered door armrests (optional) $0
Suspension, Wheels, and Tires 
Sport suspension (upgrade) $0
Transmission 
Launch control $100
Steering-wheel-mounted transmission controls $100
Total Value of Features$6,780$15,200
Value of Feature Adjustments$0$8,420
Value of Feature Adjustments0-7,924

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Specifications Comparison: Porsche Boxster vs. Audi A4 / S4

Model Year20072022
ModelBoxsterA4 / S4
Body2dr Convertible4dr Sedan
Wheelbase95.1 in111.0 in
Length170.4 in187.5 in
Width70.9 in72.7 in
Height51.0 in56.2 in
Curb Weight3,053 lb.3,847 lb.
Fuel Capacity17.0 gal.15.3 gal.
Row 1 Headroom38.4 in37.3 in
Row 1 Shoulder Room51.7 in55.9 in
Row 1 Hip Room53.4 in0.0 in
Row 1 Legroom41.6 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 ft312.0 ft3

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Option Package Details
Porsche Boxster S

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%
Sport Chrono Package
FeatureValueRequested?
Chronometer100No
Electronic systems calibration selector200Yes
Total Requested20067%
Total Not Requested10033%

Option Package Details
Audi A4 / S4 S4

Navigation Package
FeatureValueRequested?
Navigation system600Yes
Voice control for nav and audio75No
Traffic information25No
Handwriting recognition200No
Traffic light information50No
Total Requested60063%
Total Not Requested35037%
Premium Plus Package
FeatureValueRequested?
245/40HR18 tires400No
Around view cameras300No
Wide-view front camera150No
Large color reconfigurable instrument cluster display250No
Wide-view rear camera0No
Wireless charging station75No
Upholstered door armrests (optional)0No
Vehicle exit assist25No
Memory system, driver seat200Yes
Satellite radio200No
Obstacle detection, front150No
Obstacle detection, rear250Yes
Heated steering wheel100No
Auto-dimming driver-side mirror75Yes
Alarm100No
Proximity key250No
Power-folding mirrors50No
Auto-dimming passenger-side mirror75Yes
Blind spot warning system200No
Cross-traffic warning, rear100No
Collision preparation system, rear100No
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 Requested60012%
Total Not Requested422588%
S Sport Package
FeatureValueRequested?
Adaptive dampers - electrical500Yes
Active rear differential500No
Painted brake calipers (optional)0No
Total Requested50050%
Total Not Requested50050%

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