Porsche Boxster Porsche Boxster 2008 Lexus IS Lexus IS 2006

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

Join Us

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: $42,675

Lexus IS 350   
Difference: $15,690

Lowest Total Invoice: $37,220

Lexus IS 350   
Difference: $13,517

Calculate Payments

  Down Payment Interest Rate Term
Model Year20082006
ModelBoxsterIS
TrimBase350
Body2dr Convertible4dr Sedan
Base Price $45,800 $35,440
Base Invoice $39,923 $31,186
Power Seat Package 1,550  
Xenon HID headlights 1,090  
Auto-dimming rearview mirror 690  
Metallic paint (extra cost) 690  
Floor mats 115  
Automatic climate control, front 550  
Carbon fiber / leather-wrapped steering wheel 1,360  
Obstacle detection, rear 530 500
Wood trim 890  
Heated front seats 480  
Navigation system 3,110 2,550
CD changer, remote 650  
Luxury Package   3,495
Headlight washers   100
Power Seat Package 1,318  
Xenon HID headlights 927  
Auto-dimming rearview mirror 587  
Metallic paint (extra cost) 587  
Floor mats 98  
Automatic climate control, front 468  
Carbon fiber / leather-wrapped steering wheel 1,156  
Obstacle detection, rear 451 400
Wood trim 757  
Heated front seats 408  
Navigation system 2,644 2,168
CD changer, remote 553  
Luxury Package   2,796
Headlight washers   80
Options (change) 11,705 6,645
Options (change) 9,954 5,444
Destination 860 590
Total Price $58,365 $42,675
Total Invoice $50,737 $37,220

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 Porsche Boxster dealer quotes or Lexus IS 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: Porsche Boxster vs. Lexus IS

Lowest Adjusted Price and Invoice: Lexus IS 350
TrueDelta Adjusted Price Difference: $16,225
TrueDelta Adjusted Invoice Difference: $13,984
Model Year20082006
ModelBoxsterIS
TrimBase350
Body2dr Convertible4dr Sedan
Engine245hp H6306hp V6
TransmissionM5T6
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)20/29 MPG21/28 MPG
Audio (watts, speakers)50, 4194, 12
Tire (rear if not all the same)205/55-17225/45-17
Total Price$58,365$42,675
Adjustments for Features0-535
Feature-Adjusted Total Price$58,365$42,140
Total Invoice$50,737$37,220
Adjustments for Features0-467
Feature-Adjusted Total Invoice$50,737$36,753

Return to top

Features Comparison: Porsche Boxster vs. Lexus IS

Model Year20082006
ModelBoxsterIS
TrimBase350
Body2dr Convertible4dr Sedan
Transmission and Drivetrain 
5-speed manual$0 
6-speed manually-shiftable automatic $1100
RWD$0$0
Accessories 
Power rear side windows $200
Proximity key $250
Remote window/roof operation $15
Sunshade, rear, power $225
Tilt/telescoping steering wheel, manual$250 
Tilt/telescoping steering wheel, power $350
Brakes, Airbags, and Other Safety 
Brake assist $50
Knee airbag, driver $75
Knee airbag, passenger $75
Obstacle detection, front $150
Rearview camera $200
Roll bar$200 
Side curtain airbags $350
Cargo Management 
Cargo net$40 
Overhead sunglass holder $25
Rear seat pass-through $100
Climate Control 
Dual-zone climate control $125
Heated windshield washer nozzles$15 
Rear air vents $100
Engine / Motor 
Mid-engine configuration$0 
Exterior 
Power convertible top$4000 
Retractable rear spoiler$400 
Sunroof $900
Infotainment 
Aux input $50
Bluetooth cell phone link $100
CD changer, in-dash $325
CD changer, remote$200 
CD player$125 
MP3-compatible player $50
Voice control for nav and audio $100
Instruments, Lights, and Mirrors 
Automatic headlights $125
Fog light, rear$100 
Mirror tilt-down in reverse $25
Steering-linked headlights $150
Seats and Interior Trim 
Carbon fiber / leather-wrapped steering wheel$150 
Center armrest(s), second row $50
Cooled or ventilated front seats $300
Leather-wrapped steering wheel $150
Memory system, passenger seat $150
Power 4-way lumbar adjuster, driver seat$150 
Power lumbar adjuster, driver seat $100
Power lumbar adjuster, passenger seat $100
Transmission 
Steering-wheel-mounted transmission controls $100
Total Value of Features$5,630$6,165
Value of Feature Adjustments$0$535
Value of Feature Adjustments0-467

Return to top

Specifications Comparison: Porsche Boxster vs. Lexus IS

Model Year20082006
ModelBoxsterIS
Body2dr Convertible4dr Sedan
Wheelbase95.1 in107.5 in
Length170.4 in180.1 in
Width70.9 in70.9 in
Height51.0 in56.1 in
Curb Weight2,855 lb.3,527 lb.
Fuel Capacity17.0 gal.17.2 gal.
Row 1 Headroom38.4 in37.2 in
Row 1 Shoulder Room51.7 in54.4 in
Row 1 Hip Room53.4 in54.1 in
Row 1 Legroom41.6 in43.9 in
Row 2 Headroom0.0 in36.7 in
Row 2 Shoulder Room0.0 in52.7 in
Row 2 Hip Room0.0 in53.7 in
Row 2 Legroom0.0 in30.6 in
Cargo Volume9.9 ft313.0 ft3

Return to top

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 seat200Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat100Yes
Total Requested70082%
Total Not Requested15018%

Option Package Details
Lexus IS 350

Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150No
Total Requested25063%
Total Not Requested15037%
Luxury Package
FeatureValueRequested?
Sunshade, rear, power225No
Wood trim300Yes
Heated front seats200Yes
Cooled or ventilated front seats300No
Tilt/telescoping steering wheel, power100No
Rain-sensing wipers100Yes
Steering-linked headlights150No
Xenon HID headlights500Yes
Memory system, driver seat200Yes
Memory system, passenger seat150No
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75Yes
Mirror tilt-down in reverse25No
Total Requested145060%
Total Not Requested95040%
Navigation system
FeatureValueRequested?
Navigation system600Yes
Bluetooth cell phone link100No
Rearview camera200No
Voice control for nav and audio100No
Total Requested60060%
Total Not Requested40040%

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 Porsche models.