Chevrolet Sonic Chevrolet Sonic 2015 Pontiac Grand Prix Pontiac Grand Prix 2006

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Chevrolet Sonic 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.

Chevrolet Sonic vs. Pontiac Grand Prix Invoice Comparison

Lowest Total Price: $21,755

Chevrolet Sonic RS   
Difference: $9,190

Lowest Total Invoice: $20,640

Chevrolet Sonic RS   
Difference: $8,343

Calculate Payments

  Down Payment Interest Rate Term
Model Year201520152006
ModelSonicSonicGrand Prix
TrimLTZRSGXP
Body4dr Sedan4dr Sedan4dr Sedan
Base Price $18,235 $19,945 $27,330
Base Invoice $17,323 $18,948 $25,827
Dusk Package 2,030    
Engine-block heater 75 75 50
Sunroof 850 850  
Cargo net 60 60  
Sun and Sound Package     1,090
Premium Package     1,015
Floor mats     80
Satellite radio     325
Side curtain airbags     395
Dusk Package 1,847    
Engine-block heater 66 66 42
Sunroof 748 748  
Cargo net 53 53  
Sun and Sound Package     905
Premium Package     842
Floor mats     66
Satellite radio     289
Side curtain airbags     352
Options (change) 3,015 985 2,955
Options (change) 2,714 867 2,496
Destination 825 825 660
Total Price $22,075 $21,755 $30,945
Total Invoice $20,862 $20,640 $28,983

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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 Chevrolet Sonic dealer quotes or Pontiac Grand Prix dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Chevrolet Sonic vs. Pontiac Grand Prix

Lowest Adjusted Price and Invoice: Chevrolet Sonic RS
TrueDelta Adjusted Price Difference: $7,960
TrueDelta Adjusted Invoice Difference: $7,191
Model Year201520152006
ModelSonicSonicGrand Prix
TrimLTZRSGXP
Body4dr Sedan4dr Sedan4dr Sedan
Engine138hp I4138hp I4303hp V8
TransmissionM6M6T4
DrivetrainFWDFWDFWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG
Audio (watts, speakers)?, 6?, 6245, 9
Tire (rear if not all the same)215/45-18205/50-17255/45-18
Total Price$22,075$21,755$30,945
Adjustments for Features00-1,230
Feature-Adjusted Total Price$22,075$21,755$29,715
Cost Above Minimum$320$0$0
Total Invoice$20,862$20,640$28,983
Adjustments for Features00-1,152
Feature-Adjusted Total Invoice$20,862$20,640$27,831
Cost Above Minimum$222$0$0

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Features Comparison: Chevrolet Sonic vs. Pontiac Grand Prix

Model Year201520152006
ModelSonicSonicGrand Prix
TrimLTZRSGXP
Body4dr Sedan4dr Sedan4dr Sedan
Transmission and Drivetrain 
6-speed manual$150$150 
4-speed manually-shiftable automatic  $900
FWD$0$0$0
Accessories 
Remote app$25$25 
Remote start  $150
Tilt steering wheel, manual  $150
Tilt/telescoping steering wheel, manual$250$250 
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 
Rollover sensor$50$50 
Vehicle health reports$0$0 
Cargo Management 
Overhead sunglass holder  $25
Climate Control 
Automatic climate control, front  $200
Dual-zone climate control  $125
Exterior 
Body kit$0$0 
Bodyside moldings  $75
Infotainment 
4G LTE connectivity$0$0 
App support$0$0 
Aux input$50$50 
Bluetooth audio streaming$25$25 
Bluetooth cell phone link$100$100 
CD changer, in-dash  $325
Siri Eyes Free support$0$0 
Telematics service, such as OnStar  $200
Telematics service, such as OnStar, with navigation$225$225 
Wi-Fi hotspot$50$50 
Instruments, Lights, and Mirrors 
Compass  $0
Digital instruments$0$0 
Head-up display (HUD)  $350
Heated mirrors$25$25 
Illuminated visor mirror, driver  $50
Illuminated visor mirror, passenger  $50
Visor mirror, driver$10$10 
Visor mirror, passenger$10$10 
Seats and Interior Trim 
Folding passenger seat  $150
Manual height adjuster, driver seat$50$50 
Power 4-way lumbar adjuster, driver seat  $150
Power fore-aft adjuster, driver seat  $100
Power height adjuster, driver seat  $100
Power tilt adjuster, driver seat  $100
Suspension, Wheels, and Tires 
Alloy wheels$350$350 
Performance steering system (optional)  $0
Polished alloy wheels  $350
Sport suspension (upgrade) $0$0
Transmission 
Steering-wheel-mounted transmission controls  $100
Total Value of Features$2,420$2,420$3,650
Value of Feature Adjustments$0$0$1,230
Value of Feature Adjustments00-1,152

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Specifications Comparison: Chevrolet Sonic vs. Pontiac Grand Prix

Model Year20152006
ModelSonicGrand Prix
Body4dr Sedan4dr Sedan
Wheelbase99.4 in110.5 in
Length173.1 in198.3 in
Width68.3 in71.6 in
Height59.7 in55.9 in
Curb Weight2,728 lb.3,478 lb.
Fuel Capacity12.2 gal.17.0 gal.
Row 1 Headroom38.7 in38.8 in
Row 1 Shoulder Room53.4 in58.0 in
Row 1 Hip Room51.4 in54.5 in
Row 1 Legroom41.8 in42.2 in
Row 2 Headroom37.8 in36.2 in
Row 2 Shoulder Room53.0 in54.8 in
Row 2 Hip Room51.6 in54.3 in
Row 2 Legroom34.6 in36.2 in
Cargo Volume14.9 ft316.0 ft3

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Option Package Details
Chevrolet Sonic LTZ

Dusk Package
FeatureValueRequested?
4-wheel disc brakes150Yes
Leather seating surfaces900Yes
Body kit0No
Synthetic suede inserts in leather seating surfaces0Yes
Bright-finished exhaust tip(s)25Yes
Special exterior trim0No
215/45ZR18 tires400No
Total Requested107573%
Total Not Requested40027%

Option Package Details
Pontiac Grand Prix GXP

Sun and Sound Package
FeatureValueRequested?
Sunroof900Yes
CD changer, in-dash200No
Monsoon, 245W, 9 speakers (with subwoofer)350No
Total Requested90062%
Total Not Requested55038%
Premium Package
FeatureValueRequested?
Leather seating surfaces900Yes
Automatic climate control, front200No
Heated front seats200Yes
Folding passenger seat150No
Dual-zone climate control125No
Synthetic suede inserts in leather seating surfaces0Yes
Total Requested110070%
Total Not Requested47530%

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