Pontiac Grand Prix Pontiac Grand Prix 2008 Toyota Sienna Toyota Sienna 2018

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Pontiac Grand Prix vs. Toyota Sienna 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.

Pontiac Grand Prix vs. Toyota Sienna Invoice Comparison

Lowest Total Price: $33,790

Pontiac Grand Prix GXP   
Difference: $6,492

Lowest Total Invoice: $31,545

Pontiac Grand Prix GXP   
Difference: $5,336

Calculate Payments

  Down Payment Interest Rate Term
Model Year20082018201820182018
ModelGrand PrixSiennaSiennaSiennaSienna
TrimGXPSESE PremiumXLEXLE Premium
Body4dr Sedan4dr Minivan, ext.4dr Minivan, ext.4dr Minivan, ext.4dr Minivan, ext.
Base Price $29,325 $36,990 $42,205 $36,990 $40,680
Base Invoice $27,712 $34,216 $39,039 $34,031 $37,426
Side curtain airbags 395        
Floor mats 80 330 330 330 330
Satellite radio 200        
Sunroof 895        
Navigation system 2,145        
Preferred Package   2,835      
Cargo net   49 49 49 49
Bodyside moldings   209 209 209 209
Navigation Package       1,310  
Remote start       399 399
Side curtain airbags 328        
Floor mats 66 200 200 200 200
Satellite radio 166        
Sunroof 743        
Navigation system 1,780        
Preferred Package   2,523      
Cargo net   35 35 35 35
Bodyside moldings   125 125 125 125
Navigation Package       1,166  
Remote start       329 329
Options (change) 3,715 3,423 588 2,297 987
Options (change) 3,083 2,883 360 1,855 689
Destination 750 995 995 995 995
Total Price $33,790 $41,408 $43,788 $40,282 $42,662
Total Invoice $31,545 $38,094 $40,394 $36,881 $39,110

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While we strive for accuracy, the site is not error-free, and prices can change at any time.

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TrueDelta Value Comparison: Pontiac Grand Prix vs. Toyota Sienna

Lowest Adjusted Price and Invoice: Toyota Sienna XLE
TrueDelta Adjusted Price Difference: $2,773
TrueDelta Adjusted Invoice Difference: $3,147
Model Year20082018201820182018
ModelGrand PrixSiennaSiennaSiennaSienna
TrimGXPSESE PremiumXLEXLE Premium
Body4dr Sedan4dr Minivan, ext.4dr Minivan, ext.4dr Minivan, ext.4dr Minivan, ext.
Engine303hp V8296hp V6296hp V6296hp V6296hp V6
TransmissionT4T8T8T8T8
DrivetrainFWDFWDFWDFWDFWD
EPA Fuel Economy (city/highway)16/25 MPG19/27 MPG19/27 MPG19/27 MPG19/27 MPG
Audio (watts, speakers)245, 9?, 6?, 6?, 6?, 6
Tire (rear if not all the same)255/45-18235/50-19235/50-19235/60-17235/60-17
Total Price$33,790$41,408$43,788$40,282$42,662
Adjustments for Features0-8,540-9,990-9,265-10,565
Feature-Adjusted Total Price$33,790$32,868$33,798$31,017$32,097
Cost Above Minimum$0$1,851$2,781$0$1,080
Total Invoice$31,545$38,094$40,394$36,881$39,110
Adjustments for Features0-7,857-9,216-8,483-9,685
Feature-Adjusted Total Invoice$31,545$30,237$31,178$28,398$29,425
Cost Above Minimum$0$1,839$2,780$0$1,027

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Features Comparison: Pontiac Grand Prix vs. Toyota Sienna

Model Year20082018201820182018
ModelGrand PrixSiennaSiennaSiennaSienna
TrimGXPSESE PremiumXLEXLE Premium
Body4dr Sedan4dr Minivan, ext.4dr Minivan, ext.4dr Minivan, ext.4dr Minivan, ext.
Transmission and Drivetrain 
4-speed manually-shiftable automatic$900    
8-speed manually-shiftable automatic $1300$1300$1300$1300
FWD$0$0$0$0$0
Accessories 
AC power outlet  $100 $100
Adaptive cruise control $600$600$600$600
Cruise control$150    
Dual power sliding doors $800$800$800$800
Power flip-out rear side windows   $125$125
Power liftgate $350$350$350$350
Proximity key $250$250$250$250
Remote keyless entry $225$225$225$225
Remote keyless entry, extended range$225    
Remote start$150  $150$150
Sunshades, second row $125$125$125$125
Sunshades, third row $125$125$125$125
Tilt steering wheel, manual$150    
Tilt/telescoping steering wheel, manual $250$250$250$250
Universal garage door opener $100$100$100$100
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats $0$0$0$0
Automatic braking, high-speed or partial $200$200$200$200
Automatic braking, low-speed $200$200$200$200
Blind spot warning system $200$200$200$200
Brake assist $50$50$50$50
Cross-traffic warning, rear $100$100$100$100
Forward collision warning $200$200$200$200
Front side airbags $350$350$350$350
Knee airbag, driver $75$75$75$75
Lane departure prevention, steering-based $200$200$200$200
Lane departure warning $200$200$200$200
Obstacle detection, rear   $250$250
Pedestrian detection $50$50$50$50
Radar- or camera-based collision preparation system $0$0$0$0
Rearview camera $200$200$200$200
Seat cushion airbag, passenger $75$75$75$75
Side curtain airbags$350    
Side curtain airbags, three rows $500$500$500$500
Cargo Management 
Console with shifter$150    
Console without shifter $150$150$150$150
Overhead sunglass holder $25$25$25$25
Roof rails $250$250$250$250
Climate Control 
Rear air vents with automatic controls $250$250$250$250
Rear HVAC unit $400$400$400$400
Rear wiper $175$175$175$175
Wiper de-icer $25$25$25$25
Exterior 
Body kit $0$0$0$0
Bright-finished exhaust tip(s)$25    
Deep-tinted rear windows $275$275$275$275
Rear bumper protector $40$40$40$40
Infotainment 
4G LTE connectivity $0$0$0$0
Additional screen for entertainment system  $200 $200
App support $0$0$0$0
Aux input $50$50$50$50
Blu-Ray-compatible entertainment system  $100 $100
Bluetooth audio streaming $25$25$25$25
Bluetooth cell phone link $100$100$100$100
Entertainment system, ceiling-mounted  $1000 $1000
HD radio $50$50$50$50
HDMI port  $25 $25
Intercom $25$25$25$25
MP3-compatible player $50$50$50$50
SD Card slot  $25 $25
Siri Eyes Free support $0$0$0$0
SMS text-to-speech reader $25$25$25$25
USB port $25$25$25$25
Voice control for nav and audio $100$100$100$100
Wi-Fi hotspot $50$50$50$50
Instruments, Lights, and Mirrors 
Auto-dimming headlights $200$200$200$200
Auto-dimming rearview mirror $150$150$150$150
Conversation mirror $25$25$25$25
Head-up display (HUD)$350    
Heated mirrors $25$25$25$25
Seats and Interior Trim 
Center armrest(s), second row $50$50$50$50
Door sill trim plates$100    
Folding passenger seat$150    
Leather seating surfaces $900$900$900$900
Manual fore-aft adjuster, second row seats $75$75$75$75
Manual recliner, second row seats $75$75$75$75
Manual recliner, third row seats $125$125$125$125
Power 4-way lumbar adjuster, driver seat$150    
Power fore-aft adjuster, passenger seat   $100$100
Power lumbar adjuster, driver seat $100$100$100$100
Power recliner, driver seat $100$100$100$100
Power recliner, passenger seat   $100$100
Removable second row seats $0$0$0$0
Stowable center seat, second row $150$150$150 
Stowable third row seats $600$600$600$600
Synthetic suede inserts in leather seating surfaces$0    
Suspension, Wheels, and Tires 
Alloy wheels $350$350  
Machined alloy wheels   $350$350
Performance steering system (optional)$0$0$0  
Polished alloy wheels$350    
Sport suspension (upgrade)$0$0$0  
Total Value of Features$3,200$11,740$13,190$12,465$13,765
Value of Feature Adjustments$0$8,540$9,990$9,265$10,565
Value of Feature Adjustments0-7,857-9,216-8,483-9,685

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Specifications Comparison: Pontiac Grand Prix vs. Toyota Sienna

Model Year20082018
ModelGrand PrixSienna
Body4dr Sedan4dr Minivan, ext.
Wheelbase110.5 in119.3 in
Length198.3 in200.2 in
Width71.6 in78.1 in
Height55.9 in68.9 in
Curb Weight3,600 lb.4,375 lb.
Fuel Capacity17.0 gal.20.0 gal.
Row 1 Headroom38.8 in41.0 in
Row 1 Shoulder Room58.0 in65.0 in
Row 1 Hip Room54.5 in58.6 in
Row 1 Legroom42.2 in40.5 in
Row 2 Headroom36.2 in39.7 in
Row 2 Shoulder Room54.8 in64.6 in
Row 2 Hip Room54.3 in66.1 in
Row 2 Legroom36.2 in37.6 in
Row 3 Headroom0.0 in38.3 in
Row 3 Shoulder Room0.0 in61.1 in
Row 3 Hip Room0.0 in50.3 in
Row 3 Legroom0.0 in36.3 in
Cargo Volume,
Minimum
16.0 ft339.1 ft3
Cargo Volume,
Behind R2
16.087.1 ft3
Cargo Volume,
Maximum
16.0150.0 ft3

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Option Package Details
Toyota Sienna SE

Preferred Package
FeatureValueRequested?
Navigation system550Yes
Voice control for nav and audio75No
Intercom25No
Sunroof900Yes
Proximity key250No
Blind spot warning system200No
Cross-traffic warning, rear100No
Total Requested145069%
Total Not Requested65031%

Option Package Details
Toyota Sienna XLE

Navigation Package
FeatureValueRequested?
Navigation system550Yes
Obstacle detection, rear250No
Voice control for nav and audio75No
Intercom25No
Total Requested55061%
Total Not Requested35039%

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