Lexus IS Lexus IS 2015 Pontiac Grand Prix Pontiac Grand Prix 2006

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Lexus IS vs. Pontiac Grand Prix 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. Pontiac Grand Prix Invoice Comparison

Lowest Total Price: $27,640

Pontiac Grand Prix   
Difference: $11,690

Lowest Total Invoice: $25,650

Pontiac Grand Prix   
Difference: $10,985

Calculate Payments

  Down Payment Interest Rate Term
Model Year20152015200620062006
ModelISISGrand PrixGrand PrixGrand Prix
Trim250350BaseGTGXP
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Base Price $36,550 $40,065 $21,330 $24,330 $27,330
Base Invoice $33,994 $37,261 $20,157 $22,992 $25,827
Navigation system 1,855 1,855 1,695 1,695 1,695
Sun and Sound Package     1,590 1,590 1,590
Preferred Package     890    
Folding passenger seat     75    
Antilock brakes (ABS)     600    
Floor mats     80 80 80
Satellite radio     325 325 325
Side curtain airbags     395 395 395
Bright-finished exhaust tip(s)       145  
Navigation system 1,716 1,716 1,407 1,407 1,407
Sun and Sound Package     1,320 1,320 1,320
Preferred Package     839    
Folding passenger seat     62    
Antilock brakes (ABS)     498    
Floor mats     66 66 66
Satellite radio     289 289 289
Side curtain airbags     352 352 352
Bright-finished exhaust tip(s)       120  
Options (change) 1,855 1,855 5,650 4,230 4,085
Options (change) 1,716 1,716 4,833 3,554 3,434
Destination 925 925 660 660 660
Total Price $39,330 $42,845 $27,640 $29,220 $32,075
Total Invoice $36,635 $39,902 $25,650 $27,206 $29,921

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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 Pontiac Grand Prix 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: Lexus IS vs. Pontiac Grand Prix

Lowest Adjusted Price and Invoice: Pontiac Grand Prix
TrueDelta Adjusted Price Difference: $7,425
TrueDelta Adjusted Invoice Difference: $7,012
Model Year20152015200620062006
ModelISISGrand PrixGrand PrixGrand Prix
Trim250350BaseGTGXP
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Engine204hp V6306hp V6200hp V6260hp V6303hp V8
TransmissionT6T8A4A4T4
DrivetrainRWDRWDFWDFWDFWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)293, 8293, 8245, 9245, 9245, 9
Tire (rear if not all the same)225/45-17225/45-17225/60-16225/55-17255/45-18
Total Price$39,330$42,845$27,640$29,220$32,075
Adjustments for Features-4,265-4,4650-75-1,000
Feature-Adjusted Total Price$35,065$38,380$27,640$29,145$31,075
Cost Above Minimum$0$3,315$0$1,505$3,435
Total Invoice$36,635$39,902$25,650$27,206$29,921
Adjustments for Features-3,973-4,1580-70-933
Feature-Adjusted Total Invoice$32,662$35,744$25,650$27,136$28,988
Cost Above Minimum$0$3,082$0$1,486$3,338

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Features Comparison: Lexus IS vs. Pontiac Grand Prix

Model Year20152015200620062006
ModelISISGrand PrixGrand PrixGrand Prix
Trim250350BaseGTGXP
Body4dr Sedan4dr Sedan4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
6-speed manually-shiftable automatic$1100    
8-speed manually-shiftable automatic $1300   
4-speed automatic  $800$800 
4-speed manually-shiftable automatic    $900
RWD$0$0   
FWD  $0$0$0
Accessories 
Proximity key$250$250   
Remote app$25$25   
Remote start  $150$150$150
Remote window/roof operation$15$15   
Tilt steering wheel, manual  $150$150$150
Tilt/telescoping steering wheel, manual$250$250   
Universal garage door opener$100$100   
Brakes, Airbags, and Other Safety 
Brake assist$50$50   
Front side airbags$350$350   
Knee airbag, driver$75$75   
Knee airbag, passenger$75$75   
Rear side airbags$300$300   
Rearview camera$200$200   
Stability control$400$400  $400
Cargo Management 
Cargo net  $40$40$40
Climate Control 
Automatic climate control, front$200$200   
Dual-zone climate control$125$125   
Rear air vents$100$100   
Water-repellent front-door glass$15$15   
Exterior 
Bodyside moldings  $75$75$75
Bright-finished exhaust tip(s)$25$25 $25$25
Rear spoiler  $200$200$200
Infotainment 
App support$0$0   
Aux input$50$50   
Bluetooth audio streaming$25$25   
Bluetooth cell phone link$100$100   
DVD-compatible player$0$0   
HD radio$50$50   
MP3-compatible player$50$50   
SMS text-to-speech reader$25$25   
Traffic + travel information$25$25   
Voice control for nav and audio$100$100   
Instruments, Lights, and Mirrors 
Analog clock$25$25   
Auto-dimming rearview mirror$150$150   
Boost gauge   $75 
Compass  $0$0$0
Fog lights$125$125 $125$125
Head-up display (HUD)    $350
Heated mirrors$25$25   
Turn signals on or near mirrors$25$25   
Xenon HID headlights$500$500   
Seats and Interior Trim 
Center armrest(s), second row$50$50   
Folding passenger seat  $150  
Power 4-way lumbar adjuster, driver seat    $150
Power fore-aft adjuster, passenger seat$100$100   
Power height adjuster, passenger seat$100$100   
Power lumbar adjuster, driver seat$100$100$100$100 
Power recliner, driver seat$100$100   
Power recliner, passenger seat$100$100   
Power tilt adjuster, passenger seat$100$100   
Synthetic leather seating surfaces$0$0   
Upholstered instrument cluster hood$50$50   
Suspension, Wheels, and Tires 
Alloy wheels$350$350$350$350 
Electronic systems calibration selector$200$200   
Performance steering system (optional)    $0
Polished alloy wheels    $350
Sport suspension (upgrade)    $0
Transmission 
Steering-wheel-mounted transmission controls$100$100  $100
Total Value of Features$6,280$6,480$2,015$2,090$3,015
Value of Feature Adjustments$4,265$4,465$0$75$1,000
Value of Feature Adjustments-3,973-4,1580-70-933

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Specifications Comparison: Lexus IS vs. Pontiac Grand Prix

Model Year20152006
ModelISGrand Prix
Body4dr Sedan4dr Sedan
Wheelbase110.2 in110.5 in
Length183.7 in198.3 in
Width71.3 in71.6 in
Height56.3 in55.9 in
Curb Weight3,462 lb.3,478 lb.
Fuel Capacity17.4 gal.17.0 gal.
Row 1 Headroom38.2 in38.8 in
Row 1 Shoulder Room55.9 in58.0 in
Row 1 Hip Room54.3 in54.5 in
Row 1 Legroom44.8 in42.2 in
Row 2 Headroom36.9 in36.2 in
Row 2 Shoulder Room53.4 in54.8 in
Row 2 Hip Room54.0 in54.3 in
Row 2 Legroom32.2 in36.2 in
Cargo Volume10.8 ft316.0 ft3

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Option Package Details
Lexus IS 250

Navigation system
FeatureValueRequested?
Navigation system600Yes
Rearview camera200No
DVD-compatible player0No
Voice control for nav and audio75No
SMS text-to-speech reader25No
Speed limit information0No
App support0No
Remote app25No
Total Requested60065%
Total Not Requested32535%

Option Package Details
Lexus IS 350

Navigation system
FeatureValueRequested?
Navigation system600Yes
Rearview camera200No
DVD-compatible player0No
Voice control for nav and audio75No
SMS text-to-speech reader25No
Speed limit information0No
App support0No
Remote app25No
Total Requested60065%
Total Not Requested32535%

Option Package Details
Pontiac Grand Prix

Antilock brakes (ABS)
FeatureValueRequested?
Antilock brakes (ABS)400Yes
Traction control100Yes
Tire-pressure monitor75Yes
Total Requested575100%
Total Not Requested00%
Navigation system
FeatureValueRequested?
Navigation system600Yes
Monsoon, 245W, 9 speakers (with subwoofer)350No
Total Requested60063%
Total Not Requested35037%
Sun and Sound Package
FeatureValueRequested?
Sunroof900Yes
CD changer, in-dash200No
Monsoon, 245W, 9 speakers (with subwoofer)350No
Total Requested90062%
Total Not Requested55038%
Preferred Package
FeatureValueRequested?
Audio controls on steering wheel125Yes
Illuminated visor mirror, driver40Yes
Illuminated visor mirror, passenger40Yes
Power lumbar adjuster, driver seat100Yes
Trip computer150Yes
Leather-wrapped steering wheel150Yes
Outside temperature display50Yes
Compass0No
Map lights25No
Cargo net40No
Overhead sunglass holder25Yes
Remote start150No
Total Requested68076%
Total Not Requested21524%

Option Package Details
Pontiac Grand Prix GT

Navigation system
FeatureValueRequested?
Navigation system600Yes
Monsoon, 245W, 9 speakers (with subwoofer)350No
Total Requested60063%
Total Not Requested35037%
Sun and Sound Package
FeatureValueRequested?
Sunroof900Yes
CD changer, in-dash200No
Monsoon, 245W, 9 speakers (with subwoofer)350No
Total Requested90062%
Total Not Requested55038%

Option Package Details
Pontiac Grand Prix GXP

Navigation system
FeatureValueRequested?
Navigation system600Yes
Monsoon, 245W, 9 speakers (with subwoofer)350No
Total Requested60063%
Total Not Requested35037%
Sun and Sound Package
FeatureValueRequested?
Sunroof900Yes
CD changer, in-dash200No
Monsoon, 245W, 9 speakers (with subwoofer)350No
Total Requested90062%
Total Not Requested55038%

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