Porsche Boxster Porsche Boxster 2008 Audi A4 Audi A4 2017

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Porsche Boxster vs. Audi A4 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 Invoice Comparison

Lowest Total Price: $46,025

Audi A4 A4 2.0T   
Difference: $12,105

Lowest Total Invoice: $42,872

Audi A4 A4 2.0T   
Difference: $7,664

Calculate Payments

  Down Payment Interest Rate Term
Model Year200820082017
ModelBoxsterBoxsterA4
TrimBaseSA4 2.0T
Body2dr Convertible2dr Convertible4dr Sedan
Base Price $45,800 $55,700 $37,300
Base Invoice $39,923 $43,512 $34,690
Adaptive Sports Seats 3,055 3,055  
Sport Chrono Package 920 920  
Adaptive dampers - electrical 1,990 1,990  
Auto-dimming rearview mirror 690 690  
Metallic paint (extra cost) 690 690 575
Automatic climate control, front 550 550  
Xenon HID headlights 1,090 1,090  
Floor mats 115 115  
Carbon fiber / leather-wrapped steering wheel 1,360 1,360  
Heated front seats 480 480  
Obstacle detection, rear 530 530  
Premium Plus Package     3,800
Sport Plus Package     3,400
Adaptive Sports Seats 2,597 2,597  
Sport Chrono Package 782 782  
Adaptive dampers - electrical 1,692 1,692  
Auto-dimming rearview mirror 587 587  
Metallic paint (extra cost) 587 587 536
Automatic climate control, front 468 468  
Xenon HID headlights 927 927  
Floor mats 98 98  
Carbon fiber / leather-wrapped steering wheel 1,156 1,156  
Heated front seats 408 408  
Obstacle detection, rear 451 451  
Premium Plus Package     3,534
Sport Plus Package     3,162
Options (change) 11,470 11,470 7,775
Options (change) 9,753 9,753 7,232
Destination 860 860 950
Total Price $58,130 $68,030 $46,025
Total Invoice $50,536 $54,125 $42,872

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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 Audi A4 dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Porsche Boxster vs. Audi A4

Lowest Adjusted Price and Invoice: Audi A4 A4 2.0T
TrueDelta Adjusted Price Difference: $15,875
TrueDelta Adjusted Invoice Difference: $11,176
Model Year200820082017
ModelBoxsterBoxsterA4
TrimBaseSA4 2.0T
Body2dr Convertible2dr Convertible4dr Sedan
Engine245hp H6295hp H6252hp I4
TransmissionM5M6S7
DrivetrainRWDRWDFWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG
Audio (watts, speakers)50, 4230, 7755, 19
Tire (rear if not all the same)205/55-17235/40-18245/40-18
Total Price$58,130$68,030$46,025
Adjustments for Features0-150-3,770
Feature-Adjusted Total Price$58,130$67,880$42,255
Cost Above Minimum$0$9,750$0
Total Invoice$50,536$54,125$42,872
Adjustments for Features0-119-3,512
Feature-Adjusted Total Invoice$50,536$54,006$39,360
Cost Above Minimum$0$3,470$0

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Features Comparison: Porsche Boxster vs. Audi A4

Model Year200820082017
ModelBoxsterBoxsterA4
TrimBaseSA4 2.0T
Body2dr Convertible2dr Convertible4dr Sedan
Transmission and Drivetrain 
5-speed manual$0  
6-speed manual $150 
7-speed automated manual  $1200
RWD$0$0 
FWD  $0
Accessories 
Power rear side windows  $200
Proximity key  $250
Brakes, Airbags, and Other Safety 
Automatic braking, high-speed or partial  $200
Automatic braking, low-speed  $200
Brake assist  $50
Driver drowsiness monitor  $150
Forward collision warning  $200
Knee airbag, driver  $75
Knee airbag, passenger  $75
Obstacle detection, front  $150
Pedestrian detection  $50
Radar- or camera-based collision preparation system  $0
Rearview camera  $200
Roll bar$200$200 
Rollover sensor  $50
Secondary collision brake assist  $25
Side curtain airbags  $350
Temporary spare tire  $150
Torque vectoring, brake-based  $100
Cargo Management 
Air-conditioned storage compartment  $50
Cargo net$40$40 
Climate Control 
Automatic air recirculation  $100
Dual-zone climate control  $125
Rear air vents with automatic controls  $250
Water-repellent front-door glass$15$15 
Engine / Motor 
Automatic start / stop  $150
Mid-engine configuration$0$0 
Regenerative braking  $0
Exterior 
Body kit  $0
Power convertible top$4000$4000 
Retractable rear spoiler$400$400 
Sunroof  $900
Infotainment 
Android Auto support  $100
Apple CarPlay support  $100
Aux input  $50
Bluetooth audio streaming  $25
Bluetooth cell phone link  $100
CD player$125$125 
CD player, remote  $100
HD radio  $50
MP3-compatible player  $50
Satellite radio  $200
SD Card slot  $25
Surround sound  $250
Telematics service, such as OnStar  $200
USB port  $25
Voice control for audio system  $25
Instruments, Lights, and Mirrors 
Automatic headlights  $125
Chronometer$100$100 
Compass  $0
Headlight washers$50$50 
LED headlights  $1000
Power-folding mirrors  $50
Turn signals on or near mirrors  $25
Xenon HID headlights$500$500 
Seats and Interior Trim 
Aluminum trim  $100
Carbon fiber / leather-wrapped steering wheel$150$150 
Center armrest(s), second row  $50
Folding second row seats  $300
Leather door panel trim$250$250 
Leather-wrapped steering wheel  $150
Manual thigh support length adjuster, driver seat  $50
Manual thigh support length adjuster, passenger seat  $50
No leather in second row$-300$-300 
Power 4-way lumbar adjuster, passenger seat  $150
Power seatback bolsters, driver seat$100$100 
Power seatback bolsters, passenger seat$100$100 
Power thigh bolsters, driver seat$100$100 
Power thigh bolsters, passenger seat$100$100 
Synthetic suede inserts in leather seating surfaces  $0
Suspension, Wheels, and Tires 
Active steering  $1000
Sport suspension (upgrade)  $0
Transmission 
Steering-wheel-mounted transmission controls  $100
Total Value of Features$5,930$6,080$9,700
Value of Feature Adjustments$0$150$3,770
Value of Feature Adjustments0-119-3,512

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Specifications Comparison: Porsche Boxster vs. Audi A4

Model Year20082017
ModelBoxsterA4
Body2dr Convertible4dr Sedan
Wheelbase95.1 in111.0 in
Length170.4 in186.1 in
Width70.9 in72.5 in
Height51.0 in56.2 in
Curb Weight2,856 lb.3,451 lb.
Fuel Capacity17.0 gal.16.9 gal.
Row 1 Headroom38.4 in38.9 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 ft313.0 ft3

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Option Package Details
Porsche Boxster

Adaptive Sports Seats
FeatureValueRequested?
Power thigh bolsters, driver seat100No
Power seatback bolsters, driver100No
Power thigh bolsters, passenger seat100No
Power seatback bolsters, passenger seat100No
Front sport buckets100Yes
Power tilt adjuster, passenger seat100Yes
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
Total Requested95070%
Total Not Requested40030%
Sport Chrono Package
FeatureValueRequested?
Chronometer100No
Electronic systems calibration selector200Yes
Total Requested20067%
Total Not Requested10033%

Option Package Details
Porsche Boxster S

Adaptive Sports Seats
FeatureValueRequested?
Power thigh bolsters, driver seat100No
Power seatback bolsters, driver100No
Power thigh bolsters, passenger seat100No
Power seatback bolsters, passenger seat100No
Front sport buckets100Yes
Power tilt adjuster, passenger seat100Yes
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
Total Requested95070%
Total Not Requested40030%
Sport Chrono Package
FeatureValueRequested?
Chronometer100No
Electronic systems calibration selector200Yes
Total Requested20067%
Total Not Requested10033%

Option Package Details
Audi A4 A4 2.0T

Premium Plus Package
FeatureValueRequested?
Heated front seats200Yes
Body kit0No
Telematics service, such as OnStar200No
Obstacle detection, front150No
Obstacle detection, rear250Yes
Surround sound250No
Power-folding mirrors50No
245/40HR18 tires400No
LED headlights500No
Bang & Olufsen, 755W, 19 speakers (with subwoofer)350No
Auto-dimming driver-side mirror75Yes
Alarm100No
Proximity key250No
Auto-dimming passenger-side mirror75Yes
Memory system, driver seat200Yes
Satellite radio200No
Total Requested80025%
Total Not Requested245075%
Sport Plus Package
FeatureValueRequested?
Adaptive dampers - electrical500Yes
Synthetic suede inserts in leather seating surfaces0No
Active steering1000No
Metal pedals75Yes
245/40YR18 tires400No
Power 4-way lumbar adjuster, passenger seat150No
Manual thigh support length adjuster, passenger seat50No
Dark-colored headliner (optional)0No
Sport suspension (upgrade)250No
Manual thigh support length adjuster, driver seat50No
Front sport buckets100Yes
Total Requested67526%
Total Not Requested190074%

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