Porsche Boxster Porsche Boxster 2007 Kia Optima Kia Optima 2007

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Porsche Boxster vs. Kia Optima 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. Kia Optima Invoice Comparison

Lowest Total Price: $21,535

Kia Optima EX   
Difference: $28,895

Lowest Total Invoice: $20,005

Kia Optima EX   
Difference: $22,982

Calculate Payments

  Down Payment Interest Rate Term
Model Year200720072007
ModelBoxsterBoxsterOptima
TrimBaseSEX
Body2dr Convertible2dr Convertible4dr Sedan
Base Price $45,600 $55,500 $19,395
Base Invoice $38,760 $48,415 $18,045
Power Seat Package 1,550 1,550  
Floor mats 115 115  
Automatic climate control, front 550 550  
Auto-dimming rearview mirror 690 690  
Heated front seats 480 480  
CD changer, remote 650 650  
Convenience Package     700
Leather seating surfaces     600
Rear spoiler     200
Power Seat Package 1,318 1,318  
Floor mats 98 98  
Automatic climate control, front 468 468  
Auto-dimming rearview mirror 587 587  
Heated front seats 408 408  
CD changer, remote 553 553  
Convenience Package     625
Leather seating surfaces     535
Rear spoiler     160
Options (change) 4,035 4,035 1,500
Options (change) 3,432 3,432 1,320
Destination 795 795 640
Total Price $50,430 $60,330 $21,535
Total Invoice $42,987 $52,642 $20,005

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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 Kia Optima dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Porsche Boxster vs. Kia Optima

Lowest Adjusted Price and Invoice: Kia Optima EX
TrueDelta Adjusted Price Difference: $25,250
TrueDelta Adjusted Invoice Difference: $19,875
Model Year200720072007
ModelBoxsterBoxsterOptima
TrimBaseSEX
Body2dr Convertible2dr Convertible4dr Sedan
Engine245hp H6295hp H6161hp I4
TransmissionM5M6T5
DrivetrainRWDRWDFWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG
Audio (watts, speakers)50, 4230, 7360, 7
Tire (rear if not all the same)205/55-17235/40-18205/60-16
Total Price$50,430$60,330$21,535
Adjustments for Features-3,645-3,7950
Feature-Adjusted Total Price$46,785$56,535$21,535
Cost Above Minimum$0$9,750$0
Total Invoice$42,987$52,642$20,005
Adjustments for Features-3,107-3,3110
Feature-Adjusted Total Invoice$39,880$49,331$20,005
Cost Above Minimum$0$9,451$0

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Features Comparison: Porsche Boxster vs. Kia Optima

Model Year200720072007
ModelBoxsterBoxsterOptima
TrimBaseSEX
Body2dr Convertible2dr Convertible4dr Sedan
Transmission and Drivetrain 
5-speed manual$0  
6-speed manual $150 
5-speed manually-shiftable automatic  $1000
RWD$0$0 
FWD  $0
Accessories 
Power rear side windows  $200
Power-adjustable pedals  $125
Sunshade, rear  $125
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats  $0
Antilock brakes (ABS)$400$400 
Roll bar$200$200 
Side curtain airbags  $350
Stability control$400$400 
Traction control$100$100 
Cargo Management 
Cargo net$40$40 
Overhead sunglass holder  $25
Climate Control 
Heated windshield washer nozzles$15$15 
Rain-sensing wipers$175$175 
Variable intermittent wipers  $75
Water-repellent front-door glass$15$15 
Engine / Motor 
Mid-engine configuration$0$0 
Exterior 
Bodyside moldings  $75
Bright-finished exhaust tip(s)$25$25 
Power convertible top$4000$4000 
Rear spoiler  $200
Retractable rear spoiler$400$400 
Infotainment 
Audio controls on steering wheel  $125
Cassette player  $50
CD changer, in-dash  $325
CD changer, remote$200$200 
CD player$125$125 
MP3-compatible player  $50
Instruments, Lights, and Mirrors 
Auto-dimming driver-side mirror$75$75 
Auto-dimming passenger-side mirror$75$75 
Automatic headlights  $125
Fog light, rear$100$100 
Seats and Interior Trim 
Center armrest(s), second row  $50
Folding second row seats  $300
Manual lumbar adjuster, driver seat  $50
Memory system, driver seat$200$200 
Power 4-way lumbar adjuster, driver seat$150$150 
Power height adjuster, passenger seat$100$100 
Power tilt adjuster, passenger seat$100$100 
Total Value of Features$6,895$7,045$3,250
Value of Feature Adjustments$3,645$3,795$0
Value of Feature Adjustments-3,107-3,3110

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Specifications Comparison: Porsche Boxster vs. Kia Optima

Model Year20072007
ModelBoxsterOptima
Body2dr Convertible4dr Sedan
Wheelbase95.1 in107.1 in
Length170.4 in186.4 in
Width70.9 in71.1 in
Height51.0 in58.3 in
Curb Weight2,856 lb.3,143 lb.
Fuel Capacity17.0 gal.17.0 gal.
Row 1 Headroom38.4 in39.8 in
Row 1 Shoulder Room51.7 in57.1 in
Row 1 Hip Room53.4 in54.5 in
Row 1 Legroom41.6 in43.7 in
Row 2 Headroom0.0 in38.0 in
Row 2 Shoulder Room0.0 in56.3 in
Row 2 Hip Room0.0 in54.7 in
Row 2 Legroom0.0 in37.8 in
Cargo Volume9.9 ft314.8 ft3

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Option Package Details
Porsche Boxster

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 seat150No
Power fore-aft adjuster, passenger seat100Yes
Memory system, driver seat200No
Power height adjuster, passenger seat50No
Power tilt adjuster, passenger seat100No
Total Requested35041%
Total Not Requested50059%

Option Package Details
Porsche Boxster S

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 seat150No
Power fore-aft adjuster, passenger seat100Yes
Memory system, driver seat200No
Power height adjuster, passenger seat50No
Power tilt adjuster, passenger seat100No
Total Requested35041%
Total Not Requested50059%

Option Package Details
Kia Optima EX

Convenience Package
FeatureValueRequested?
Heated front seats200Yes
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Sunshade, rear125No
Power-adjustable pedals125No
Total Requested40062%
Total Not Requested25038%

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