Lexus IS Lexus IS 2011 Porsche Boxster Porsche Boxster 2007

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Lexus IS 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.

Lexus IS vs. Porsche Boxster Invoice Comparison

Lowest Total Price: $49,735

Lexus IS 250C   
Difference: $20,585

Lowest Total Invoice: $44,656

Lexus IS 250C   
Difference: $16,478

Calculate Payments

  Down Payment Interest Rate Term
Model Year201120112007
ModelISISBoxster
Trim250C350CS
Body2dr Hardtop conv.2dr Hardtop conv.2dr Convertible
Base Price $41,190 $46,640 $55,500
Base Invoice $37,072 $41,976 $48,415
Luxury Package 3,055 3,055  
Navigation System / Mark Levinson Pkg. 4,015 4,015  
Headlight washers 100 100  
Obstacle detection, rear 500 500 530
Automatic climate control, front     550
Wood trim     890
Audio controls on steering wheel     990
Navigation system     3,070
5-speed shiftable automatic     3,000
Preferred Package Plus S     4,995
Luxury Package 2,628 2,628  
Navigation System / Mark Levinson Pkg. 3,565 3,565  
Headlight washers 86 86  
Obstacle detection, rear 430 430 451
Automatic climate control, front     468
Wood trim     757
Audio controls on steering wheel     842
Navigation system     2,610
5-speed shiftable automatic     2,550
Preferred Package Plus S     4,246
Options (change) 7,670 7,670 14,025
Options (change) 6,709 6,709 11,924
Destination 875 875 795
Total Price $49,735 $55,185 $70,320
Total Invoice $44,656 $49,560 $61,134

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

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TrueDelta Value Comparison: Lexus IS vs. Porsche Boxster

Lowest Adjusted Price and Invoice: Lexus IS 250C
TrueDelta Adjusted Price Difference: $25,145
TrueDelta Adjusted Invoice Difference: $20,572
Model Year201120112007
ModelISISBoxster
Trim250C350CS
Body2dr Hardtop conv.2dr Hardtop conv.2dr Convertible
Engine204hp V6306hp V6295hp H6
TransmissionM6T6T5
DrivetrainRWDRWDRWD
EPA Fuel Economy (city/highway)16/23 MPG16/23 MPG20/27 MPG
Audio (watts, speakers)270, 12270, 12325, 11
Tire (rear if not all the same)225/45-17225/45-17235/40-18
Total Price$49,735$55,185$70,320
Adjustments for Features-4,560-5,6100
Feature-Adjusted Total Price$45,175$49,575$70,320
Cost Above Minimum$0$4,400$0
Total Invoice$44,656$49,560$61,134
Adjustments for Features-4,094-5,0380
Feature-Adjusted Total Invoice$40,562$44,522$61,134
Cost Above Minimum$0$3,960$0

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Features Comparison: Lexus IS vs. Porsche Boxster

Model Year201120112007
ModelISISBoxster
Trim250C350CS
Body2dr Hardtop conv.2dr Hardtop conv.2dr Convertible
Transmission and Drivetrain 
6-speed manual$150  
6-speed manually-shiftable automatic $1100 
5-speed manually-shiftable automatic  $1000
RWD$0$0$0
Accessories 
Power rear side windows$200$200 
Proximity key$250$250 
Remote window/roof operation$15$15 
Tilt/telescoping steering wheel, manual  $250
Tilt/telescoping steering wheel, power$350$350 
Brakes, Airbags, and Other Safety 
Brake assist$50$50 
Knee airbag, driver$75$75 
Knee airbag, passenger$75$75 
Obstacle detection, front$150$150 
Rearview camera$200$200 
Roll bar  $200
Side curtain airbags$350$350 
Cargo Management 
Cargo net  $40
Second-row low console$100$100 
Climate Control 
Dual-zone climate control$125$125 
Heated windshield washer nozzles  $15
Rear air vents$100$100 
Engine / Motor 
Mid-engine configuration  $0
Exterior 
Power convertible top  $4000
Power retractable hardtop$6750$6750 
Retractable rear spoiler  $400
Infotainment 
Aux input$50$50 
Bluetooth audio streaming$25$25 
Bluetooth cell phone link$100$100 
CD changer, in-dash$325$325 
CD changer, remote  $200
CD player  $125
DVD-compatible player$0$0 
MP3-compatible player$50$50 
Satellite radio$200$200 
Telematics service, such as OnStar$200$200 
Traffic + travel information$25$25 
Voice control for nav and audio$100$100 
Instruments, Lights, and Mirrors 
Automatic headlights$125$125 
Fog light, rear  $100
Mirror tilt-down in reverse$25$25 
Steering-linked headlights$150$150 
Turn signals on or near mirrors$25$25 
Seats and Interior Trim 
Cooled or ventilated front seats$300$300 
Illuminated door sill trim plates$200$200 
Power 4-way lumbar adjuster, driver seat  $150
Power lumbar adjuster, driver seat$100$100 
Power lumbar adjuster, passenger seat$100$100 
Transmission 
Steering-wheel-mounted transmission controls $100 
Total Value of Features$11,040$12,090$6,480
Value of Feature Adjustments$4,560$5,610$0
Value of Feature Adjustments-4,094-5,0380

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Specifications Comparison: Lexus IS vs. Porsche Boxster

Model Year20112007
ModelISBoxster
Body2dr Hardtop conv.2dr Convertible
Wheelbase107.5 in95.1 in
Length182.5 in170.4 in
Width70.9 in70.9 in
Height55.7 in51.0 in
Curb Weight4,165 lb.3,053 lb.
Fuel Capacity17.2 gal.17.0 gal.
Row 1 Headroom38.3 in38.4 in
Row 1 Shoulder Room54.3 in51.7 in
Row 1 Hip Room54.2 in53.4 in
Row 1 Legroom44.1 in41.6 in
Row 2 Headroom36.1 in0.0 in
Row 2 Shoulder Room43.3 in0.0 in
Row 2 Hip Room44.7 in0.0 in
Row 2 Legroom25.9 in0.0 in
Cargo Volume10.8 ft39.9 ft3

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Option Package Details
Lexus IS 250C

Luxury Package
FeatureValueRequested?
Upgraded leather upholstery0No
Wood trim300Yes
Heated front seats200Yes
Cooled or ventilated front seats300No
Rain-sensing wipers100Yes
Steering-linked headlights150No
Xenon HID headlights500Yes
Memory system, driver seat200Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75Yes
Mirror tilt-down in reverse25No
Illuminated door sill trim plates200No
Total Requested145068%
Total Not Requested67532%
Navigation System / Mark Levinson Pkg.
FeatureValueRequested?
Surround sound250Yes
DVD-compatible player0No
Mark Levinson, 270W, 12 speakers (with subwoofer)350No
Navigation system600Yes
Rearview camera200No
Voice control for nav and audio100No
Traffic + travel information25No
Total Requested85056%
Total Not Requested67544%

Option Package Details
Lexus IS 350C

Luxury Package
FeatureValueRequested?
Upgraded leather upholstery0No
Wood trim300Yes
Heated front seats200Yes
Cooled or ventilated front seats300No
Rain-sensing wipers100Yes
Steering-linked headlights150No
Xenon HID headlights500Yes
Memory system, driver seat200Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75Yes
Mirror tilt-down in reverse25No
Illuminated door sill trim plates200No
Total Requested145068%
Total Not Requested67532%
Navigation System / Mark Levinson Pkg.
FeatureValueRequested?
Surround sound250Yes
DVD-compatible player0No
Mark Levinson, 270W, 12 speakers (with subwoofer)350No
Navigation system600Yes
Rearview camera200No
Voice control for nav and audio100No
Traffic + travel information25No
Total Requested85056%
Total Not Requested67544%

Option Package Details
Porsche Boxster S

Preferred Package Plus S
FeatureValueRequested?
CD changer, remote200Yes
Xenon HID headlights500Yes
Headlight washers50Yes
Power height adjuster, passenger seat50Yes
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 seat150No
Power fore-aft adjuster, passenger seat100Yes
Memory system, driver seat200Yes
Surround sound250Yes
Bose, 325W, 11 speakers (with subwoofer)350No
Heated front seats200Yes
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Floor mats75Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75Yes
Total Requested237583%
Total Not Requested50017%

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