Audi A4 / S4 / RS4 Audi A4 / S4 / RS4 2007 Porsche Boxster Porsche Boxster 2007

We are 103,000+ car owners sharing real-world car information.

Join Us

Audi A4 / S4 / RS4 vs. Porsche Boxster 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.

Audi A4 / S4 / RS4 vs. Porsche Boxster Invoice Comparison

Lowest Total Price: $53,095

Audi A4 / S4 / RS4 A4 3.2 Cabriolet   
Difference: $5,040

Lowest Total Invoice: $48,997

Audi A4 / S4 / RS4 A4 3.2 Cabriolet   
Difference: $542

Calculate Payments

  Down Payment Interest Rate Term
Model Year2007200720072007
ModelA4 / S4 / RS4A4 / S4 / RS4BoxsterBoxster
TrimA4 3.2 CabrioletS4 CabrioletBaseS
Body2dr Convertible2dr Convertible2dr Convertible2dr Convertible
Base Price $46,950 $55,700 $45,600 $55,500
Base Invoice $43,339 $51,221 $38,760 $48,415
Convenience Package 1,800 1,050    
Metallic paint (extra cost) 475 475    
Tire-pressure monitor 250 250    
Heated front seats 450 450 480 480
Obstacle detection, rear 350 350 530 530
Navigation system 2,100 1,950 3,070 3,070
Wood trim   400 890 890
Power Seat Package     1,550 1,550
Auto-dimming rearview mirror     690 690
Xenon HID headlights     1,090 1,090
Floor mats     115 115
Automatic climate control, front     550 550
Front sport buckets     760 760
Audio controls on steering wheel     990 990
Wind blocker, small     375 375
CD changer, remote     650 650
Convenience Package 1,638 958    
Metallic paint (extra cost) 432 432    
Tire-pressure monitor 228 228    
Heated front seats 410 410 408 408
Obstacle detection, rear 319 319 451 451
Navigation system 1,911 1,775 2,610 2,610
Wood trim   364 757 757
Power Seat Package     1,318 1,318
Auto-dimming rearview mirror     587 587
Xenon HID headlights     927 927
Floor mats     98 98
Automatic climate control, front     468 468
Front sport buckets     646 646
Audio controls on steering wheel     842 842
Wind blocker, small     319 319
CD changer, remote     553 553
Options (change) 5,425 4,925 11,740 11,740
Options (change) 4,938 4,486 9,984 9,984
Destination 720 720 795 795
Gas Tax 0 1,700 0 0
Total Price $53,095 $63,045 $58,135 $68,035
Total Invoice $48,997 $58,127 $49,539 $59,194

Return to top

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

Dealer Price Quotes

Want to find out how much dealers are willing to discount these cars?

Request free, no-obligation Audi A4 / S4 / RS4 dealer quotes or Porsche Boxster dealer quotes from dealers using our car quote form.

The process is easy and takes just a minute or two. You'll receive price quotes from local approved dealers within 48 hours.

TrueDelta Value Comparison: Audi A4 / S4 / RS4 vs. Porsche Boxster

Lowest Adjusted Price and Invoice: Audi A4 / S4 / RS4 A4 3.2 Cabriolet
TrueDelta Adjusted Price Difference: $9,160
TrueDelta Adjusted Invoice Difference: $4,344
Model Year2007200720072007
ModelA4 / S4 / RS4A4 / S4 / RS4BoxsterBoxster
TrimA4 3.2 CabrioletS4 CabrioletBaseS
Body2dr Convertible2dr Convertible2dr Convertible2dr Convertible
Engine255hp V6340hp V8245hp H6295hp H6
TransmissionT6M6M5M6
DrivetrainAWDAWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)180, 9180, 950, 4230, 7
Tire (rear if not all the same)235/45-17235/40-18205/55-17235/40-18
Total Price$53,095$63,045$58,135$68,035
Adjustments for Features-4,120-2,8700-150
Feature-Adjusted Total Price$48,975$60,175$58,135$67,885
Cost Above Minimum$0$11,200$0$9,750
Total Invoice$48,997$58,127$49,539$59,194
Adjustments for Features-3,802-2,6460-131
Feature-Adjusted Total Invoice$45,195$55,481$49,539$59,063
Cost Above Minimum$0$10,286$0$9,524

Return to top

Features Comparison: Audi A4 / S4 / RS4 vs. Porsche Boxster

Model Year2007200720072007
ModelA4 / S4 / RS4A4 / S4 / RS4BoxsterBoxster
TrimA4 3.2 CabrioletS4 CabrioletBaseS
Body2dr Convertible2dr Convertible2dr Convertible2dr Convertible
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100   
6-speed manual $150 $150
5-speed manual  $0 
AWD$1700$1700  
RWD  $0$0
Accessories 
Power rear side windows$200$200  
Wind blocker$300$300  
Wind blocker, small  $100$100
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0$0  
Auto-raising roll bars / headrests$500$500  
Brake assist$50$50  
Knee airbag, driver$75$75  
Knee airbag, passenger$75$75  
Roll bar  $200$200
Cargo Management 
Cargo net  $40$40
Rear seat pass-through$100$100  
Ski sack$50$50  
Storage compartment under front seat(s)$50$50  
Climate Control 
Dual-zone climate control$125$125  
Water-repellent front-door glass  $15$15
Engine / Motor 
Mid-engine configuration  $0$0
Exterior 
Bodyside moldings$75$75  
Retractable rear spoiler  $400$400
Infotainment 
CD player  $125$125
MP3-compatible player$50$50  
Instruments, Lights, and Mirrors 
Automatic headlights$125$125  
Compass$0$0  
Power-folding mirrors$50$50  
Steering-linked headlights$150$150  
Turn signals on or near mirrors$25$25  
Seats and Interior Trim 
Center armrest(s), second row$50$50  
Manual height adjuster, driver seat $50  
Manual thigh support length adjuster, driver seat $50  
Power 4-way lumbar adjuster, passenger seat$150$150  
Power fore-aft adjuster, driver seat$100 $100$100
Power height adjuster, driver seat$100 $100$100
Power recliner, driver seat$100 $100$100
Power tilt adjuster, driver seat$100 $100$100
Suspension, Wheels, and Tires 
Ultra-sport suspension (upgrade) $0  
Total Value of Features$5,400$4,150$1,280$1,430
Value of Feature Adjustments$4,120$2,870$0$150
Value of Feature Adjustments-3,802-2,6460-131

Return to top

Specifications Comparison: Audi A4 / S4 / RS4 vs. Porsche Boxster

Model Year20072007
ModelA4 / S4 / RS4Boxster
Body2dr Convertible2dr Convertible
Wheelbase104.3 in95.1 in
Length180.0 in170.4 in
Width70.0 in70.9 in
Height54.8 in51.0 in
Curb Weight3,859 lb.2,856 lb.
Fuel Capacity16.6 gal.17.0 gal.
Row 1 Headroom38.0 in38.4 in
Row 1 Shoulder Room53.0 in51.7 in
Row 1 Hip Room0.0 in53.4 in
Row 1 Legroom41.3 in41.6 in
Row 2 Headroom36.3 in0.0 in
Row 2 Shoulder Room45.1 in0.0 in
Row 2 Legroom32.4 in0.0 in
Cargo Volume8.9 ft39.9 ft3

Return to top

Option Package Details
Audi A4 / S4 / RS4 A4 3.2 Cabriolet

Convenience Package
FeatureValueRequested?
Memory system, driver seat200Yes
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Automatic headlights125No
Steering-linked headlights150No
Xenon HID headlights500Yes
Auto-dimming driver-side mirror75Yes
Compass0No
Power-folding mirrors50No
Auto-dimming passenger-side mirror75Yes
Total Requested120079%
Total Not Requested32521%

Option Package Details
Audi A4 / S4 / RS4 S4 Cabriolet

Convenience Package
FeatureValueRequested?
Memory system, driver seat200Yes
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Automatic headlights125No
Steering-linked headlights150No
Auto-dimming driver-side mirror75Yes
Compass0No
Power-folding mirrors50No
Auto-dimming passenger-side mirror75Yes
Total Requested70068%
Total Not Requested32532%

Option Package Details
Porsche Boxster

Auto-dimming rearview mirror
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75Yes
Total Requested400100%
Total Not Requested00%
Xenon HID headlights
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50Yes
Total Requested550100%
Total Not Requested00%
Power Seat Package
FeatureValueRequested?
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 Requested850100%
Total Not Requested00%

Option Package Details
Porsche Boxster S

Auto-dimming rearview mirror
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75Yes
Total Requested400100%
Total Not Requested00%
Xenon HID headlights
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50Yes
Total Requested550100%
Total Not Requested00%
Power Seat Package
FeatureValueRequested?
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 Requested850100%
Total Not Requested00%

Was this information useful?

We're glad we could help! Share this page:

We're so sorry! Tell us how we can improve it.

See TrueDelta's information for all Sedans, Wagons, and Convertibles.
See TrueDelta's information for all Audi models.