Porsche Boxster Porsche Boxster 2007 Lexus IS Lexus IS 2017

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Porsche Boxster vs. Lexus IS 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. Lexus IS Invoice Comparison

Lowest Total Price: $45,384

Lexus IS 350   
Difference: $12,506

Lowest Total Invoice: $42,135

Lexus IS 350   
Difference: $7,195

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  Down Payment Interest Rate Term
Model Year20072017
ModelBoxsterIS
TrimBase350
Body2dr Convertible4dr Sedan
Base Price $45,600 $41,370
Base Invoice $38,760 $38,474
Power Seat Package 1,550  
Sport Chrono Package 920  
Adaptive dampers - electrical 1,990  
Auto-dimming rearview mirror 690  
Automatic climate control, front 550  
Xenon HID headlights 1,090  
Floor mats 115  
Audio controls on steering wheel 990  
Navigation system 3,070 1,735
Obstacle detection, rear 530 500
Rearview camera   350
Rear spoiler   389
Cargo net   65
RWD   0
Power Seat Package 1,318  
Sport Chrono Package 782  
Adaptive dampers - electrical 1,692  
Auto-dimming rearview mirror 587  
Automatic climate control, front 468  
Xenon HID headlights 927  
Floor mats 98  
Audio controls on steering wheel 842  
Navigation system 2,610 1,604
Obstacle detection, rear 451 460
Rearview camera   324
Rear spoiler   259
Cargo net   39
RWD   0
Options (change) 11,495 3,039
Options (change) 9,775 2,686
Destination 795 975
Total Price $57,890 $45,384
Total Invoice $49,330 $42,135

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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 Lexus IS dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Porsche Boxster vs. Lexus IS

Lowest Adjusted Price and Invoice: Lexus IS 350
TrueDelta Adjusted Price Difference: $13,331
TrueDelta Adjusted Invoice Difference: $7,961
Model Year20072017
ModelBoxsterIS
TrimBase350
Body2dr Convertible4dr Sedan
Engine245hp H6306hp V6
TransmissionM5T8
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)20/29 MPG19/28 MPG
Audio (watts, speakers)50, 4293, 8
Tire (rear if not all the same)205/55-17225/40-18
Total Price$57,890$45,384
Adjustments for Features0-825
Feature-Adjusted Total Price$57,890$44,559
Total Invoice$49,330$42,135
Adjustments for Features0-766
Feature-Adjusted Total Invoice$49,330$41,369

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Features Comparison: Porsche Boxster vs. Lexus IS

Model Year20072017
ModelBoxsterIS
TrimBase350
Body2dr Convertible4dr Sedan
Transmission and Drivetrain 
5-speed manual$0 
8-speed manually-shiftable automatic $1300
RWD$0$0
Accessories 
Adaptive cruise control $600
Cruise control$150 
Power rear side windows $200
Proximity key $250
Remote app $25
Remote window/roof operation $15
Brakes, Airbags, and Other Safety 
Automatic braking, low-speed $200
Brake assist $50
Forward collision warning $200
Knee airbag, driver $75
Knee airbag, passenger $75
Lane departure prevention, steering-based $200
Lane departure warning $200
Obstacle detection, front $150
Pedestrian detection $50
Radar- or camera-based collision preparation system $0
Rear side airbags $300
Rearview camera $200
Roll bar$200 
Side curtain airbags $350
Vehicle health reports $0
Cargo Management 
Overhead sunglass holder $25
Climate Control 
Dual-zone climate control $125
Heated windshield washer nozzles$15 
Rain-sensing wipers$175 
Rear air vents $100
Variable intermittent wipers $75
Engine / Motor 
Mid-engine configuration$0 
Exterior 
Power convertible top$4000 
Rear spoiler $200
Retractable rear spoiler$400 
Sunroof $900
Infotainment 
App support $0
Aux input $50
Bluetooth audio streaming $25
Bluetooth cell phone link $100
DVD-compatible player $0
HD radio $50
MP3-compatible player $50
Satellite radio $200
Siri Eyes Free support $0
SMS text-to-speech reader $25
Telematics service, such as OnStar $200
Traffic + travel information $25
Voice control for nav and audio $100
Instruments, Lights, and Mirrors 
Analog clock $25
Auto-dimming driver-side mirror$75 
Auto-dimming headlights $200
Auto-dimming passenger-side mirror$75 
Automatic headlights $125
Chronometer$100 
Fog light, rear$100 
Headlight washers$50 
LED headlights, single projector or low beam only $750
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 seating surfaces$900 
Memory system, driver seat$200 
Power 4-way lumbar adjuster, driver seat$150 
Power lumbar adjuster, driver seat $100
Synthetic leather seating surfaces $0
Upholstered instrument cluster hood $50
Suspension, Wheels, and Tires 
Adaptive dampers - electrical$500 
Transmission 
Steering-wheel-mounted transmission controls $100
Total Value of Features$7,590$8,415
Value of Feature Adjustments$0$825
Value of Feature Adjustments0-766

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Specifications Comparison: Porsche Boxster vs. Lexus IS

Model Year20072017
ModelBoxsterIS
Body2dr Convertible4dr Sedan
Wheelbase95.1 in110.2 in
Length170.4 in184.3 in
Width70.9 in71.3 in
Height51.0 in56.3 in
Curb Weight2,855 lb.3,593 lb.
Fuel Capacity17.0 gal.17.4 gal.
Row 1 Headroom38.4 in38.2 in
Row 1 Shoulder Room51.7 in55.9 in
Row 1 Hip Room53.4 in54.3 in
Row 1 Legroom41.6 in44.8 in
Row 2 Headroom0.0 in36.9 in
Row 2 Shoulder Room0.0 in53.4 in
Row 2 Hip Room0.0 in54.0 in
Row 2 Legroom0.0 in32.2 in
Cargo Volume9.9 ft310.8 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 seat50Yes
Power tilt adjuster, passenger seat100Yes
Total Requested50059%
Total Not Requested35041%
Sport Chrono Package
FeatureValueRequested?
Chronometer100No
Electronic systems calibration selector200Yes
Total Requested20067%
Total Not Requested10033%

Option Package Details
Lexus IS 350

Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150No
Total Requested25063%
Total Not Requested15037%
Navigation system
FeatureValueRequested?
Navigation system550Yes
DVD-compatible player0No
Voice control for nav and audio75No
SMS text-to-speech reader25No
Speed limit information0No
Vehicle health reports0No
App support0No
Total Requested55085%
Total Not Requested10015%

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