Pontiac G6 vs. Pontiac Grand Prix
iSeeCars' unbiased and data-driven comparison of the Pontiac G6 and Pontiac Grand Prix contrasts the two cars across a broad spectrum of vehicle specifications to determine which car is better. In addition to comparing pricing and specs, iSeeCars uses all the ratings, rankings, and insights from its comprehensive analyses of each vehicle model, including calculations of reliability, safety, depreciation, value retention, and the vehicle's projected lifetime recalls (based on analyzing over 25 billion data points). This in-depth evaluation is used to identify which vehicle represents a better overall choice for shoppers who are considering both the Pontiac G6 and the Pontiac Grand Prix.
When we compare the Pontiac G6's and the Pontiac Grand Prix's specifications and ratings, The Pontiac Grand Prix has the advantage in the areas of typical lower range of pricing for one- to five-year-old used cars, interior volume and base engine power. Based on this comparison of the Pontiac G6's and the Pontiac Grand Prix's specifications and ratings, the Pontiac Grand Prix is a better car than the Pontiac G6.
Pricing: A used 2008 Pontiac G6 ranges from $2,809 to $9,625 while a used 2008 Pontiac Grand Prix is priced between $2,628 to $9,772.
Engine Power and Fuel Efficiency Comparison: For engine performance, the Pontiac G6’s base engine makes 164 horsepower, and the Pontiac Grand Prix base engine makes 200 horsepower.
Passenger Space Comparison: The Pontiac Grand Prix has the advantage of offering more interior volume, reflected in more front shoulder room and cargo space. The Pontiac G6 has the advantage in the areas of front head room, rear head room, rear shoulder room and rear leg room. The Pontiac G6 and Pontiac Grand Prix are comparable in regards to front leg room.
New Car Pricing
Asking Price:
-
Starting MSRP:
$18,225
Category Avg Starting MSRP:
N/A
Category Starting MSRP Range:
N/A
New Car Pricing
Asking Price:
-
Starting MSRP:
$21,815
Category Avg Starting MSRP:
N/A
Category Starting MSRP Range:
N/A
Used Car Pricing
Avg Used Car Price:
$5,508
Price Range:
$2,809 - $9,625
Category Avg Price:
N/A
Category Avg Price Range:
N/A
# Used Cars for Sale Nationally:
79
Avg Mileage of Used Cars for Sale:
152,146
# Good or Great Deals:
18
Used Car Pricing
Avg Used Car Price:
$5,818
Price Range:
$2,628 - $9,772
Category Avg Price:
N/A
Category Avg Price Range:
N/A
# Used Cars for Sale Nationally:
27
Avg Mileage of Used Cars for Sale:
185,143
# Good or Great Deals:
1
Pontiac G6 Scores & Rankings
Overall Score:
Not available
Reliability:
Not available
Retained Value:
Not available
Safety:
Not available
Pontiac Grand Prix Scores & Rankings
Overall Score:
Not available
Reliability:
Not available
Retained Value:
Not available
Safety:
Not available
iSeeCars Reliability Insights for Pontiac G6
Remaining Life Expectancy (years):
Typical Category Remaining Life Expectancy:
N/A
Category Remaining Life Expectancy Range:
N/A
Chance of Reaching 200k Miles for a New Car:
iSeeCars Reliability Insights for Pontiac Grand Prix
Remaining Life Expectancy (years):
Typical Category Remaining Life Expectancy:
N/A
Category Remaining Life Expectancy Range:
N/A
Chance of Reaching 200k Miles for a New Car:
Expected 30-year Lifetime Recalls
Expected Lifetime Recalls:
3.5
Typical Category Recalls:
N/A
Category Range for Recalls:
N/A
Expected 30-year Lifetime Recalls
Expected Lifetime Recalls:
1.6
Typical Category Recalls:
N/A
Category Range for Recalls:
N/A
Pontiac G6 Rankings
Not yet available
Pontiac Grand Prix Rankings
Available Body Styles
Convertible, Coupe, Sedan
Available Body Styles
Sedan
Available Drivetrain Options
Gasoline
Available Drivetrain Options
Gasoline
Pontiac G6 Trim Levels
Not yet available
Pontiac Grand Prix Trim Levels
Base, GXP
Warranty Information
Warranty, Bumper-to-Bumper:
3 years / 36000 miles
Warranty, Powertrain:
5 years / 100000 miles
Warranty, Roadside Assistance:
5 years / 100000 miles
Warranty Information
Warranty, Bumper-to-Bumper:
3 years / 36000 miles
Warranty, Powertrain:
5 years / 100000 miles
Warranty, Roadside Assistance:
5 years / 100000 miles
Safety Ratings
NHTSA Safety Rating (last 5 year average):
Not yet available
2025 NHTSA Overall Rating:
Not yet available
2025 NHTSA Front Crash Overall Rating:
Not yet available
2025 NHTSA Side Crash Overall Rating:
Not yet available
2025 NHTSA Rollover Rating:
Not yet available
IIHS Safety Rating:
Not yet available
Safety Ratings
NHTSA Safety Rating (last 5 year average):
Not yet available
2025 NHTSA Overall Rating:
Not yet available
2025 NHTSA Front Crash Overall Rating:
Not yet available
2025 NHTSA Side Crash Overall Rating:
Not yet available
2025 NHTSA Rollover Rating:
Not yet available
IIHS Safety Rating:
Not yet available
Base Drivetrain Specs
Horsepower:
164 hp @ 6400 rpm
Torque:
156 foot-lbs @ 5000 rpm
Power-to-Weight Ratio (higher is better):
0.050 hp per pound
Base Drivetrain Specs
Horsepower:
200 hp @ 5200 rpm
Torque:
230 foot-lbs @ 4000 rpm
Power-to-Weight Ratio (higher is better):
0.058 hp per pound
Engine Specifications
Engine Size:
2.4 liters
Engine Configuration:
Inline
Number of Cylinders:
4
Transmission:
Automatic
Standard/Optional Drivetrain Type:
FWD
EPA Fuel Economy
(City/Highway/Combined MPG):
22 / 30 / 25
Range (city/hwy):
361 / 492 miles
Recommended Fuel Type:
Gasoline
Engine Specifications
Engine Size:
3.8 liters
Engine Configuration:
V
Number of Cylinders:
6
Transmission:
Automatic
Standard/Optional Drivetrain Type:
FWD
EPA Fuel Economy
(City/Highway/Combined MPG):
Not yet available
Range (city/hwy):
Not yet available
Recommended Fuel Type:
Not yet available
Standard/Optional Features
Bench Seats:
Standard
Keyless Entry:
Standard
Navigation System:
Standard
Power outlet:
Standard
Roadside assistance:
Standard
Alloy wheels:
Available
Heated Seats
Available
Keyless Ignition:
Available
Leather Upholstery:
Available
Satellite radio:
Available
Sunroof/Moonroof:
Available
Adaptive Cruise Control:
N/A
Air Suspension:
N/A
Android Auto:
N/A
Apple CarPlay:
N/A
Automatic Parking:
N/A
Bluetooth:
N/A
Captain's seat:
N/A
Cooled/Ventilated Seats:
N/A
Front Bench Seats:
N/A
Heated Steering Wheel:
N/A
Internet Radio:
N/A
Massage Seats:
N/A
Paddle Shifters:
N/A
Panoramic Sunroof/Moonroof
N/A
Parking Sensors:
N/A
Power Lift Gate:
N/A
Quad Seats:
N/A
Roof Rack:
N/A
Trailer Hitch:
N/A
Voice Recognition:
N/A
Wifi:
N/A
Wireless Smartphone Charging:
N/A
Standard/Optional Features
Bench Seats:
Standard
Keyless Entry:
Standard
Navigation System:
Standard
Power outlet:
Standard
Roadside assistance:
Standard
Alloy wheels:
Standard
Heated Seats
Available
Keyless Ignition:
Available
Leather Upholstery:
Available
Satellite radio:
Available
Sunroof/Moonroof:
Available
Adaptive Cruise Control:
N/A
Air Suspension:
N/A
Android Auto:
N/A
Apple CarPlay:
N/A
Automatic Parking:
N/A
Bluetooth:
N/A
Captain's seat:
N/A
Cooled/Ventilated Seats:
N/A
Front Bench Seats:
N/A
Heated Steering Wheel:
N/A
Internet Radio:
N/A
Massage Seats:
N/A
Paddle Shifters:
Available
Panoramic Sunroof/Moonroof
N/A
Parking Sensors:
N/A
Power Lift Gate:
N/A
Quad Seats:
N/A
Roof Rack:
N/A
Trailer Hitch:
N/A
Voice Recognition:
N/A
Wifi:
N/A
Wireless Smartphone Charging:
N/A
Safety Features
360-Degree Camera:
N/A
Backup camera:
N/A
Blind Spot Monitoring:
N/A
Driver Attention Monitoring:
N/A
Forward Collision Warning:
N/A
Lane Departure Warning:
N/A
Lane Keeping Assist:
N/A
Pedestrian Detection:
N/A
Rear Cross-Traffic Alert:
N/A
Rear Seat Reminder:
N/A
Safety Features
360-Degree Camera:
N/A
Backup camera:
N/A
Blind Spot Monitoring:
N/A
Driver Attention Monitoring:
N/A
Forward Collision Warning:
N/A
Lane Departure Warning:
N/A
Lane Keeping Assist:
N/A
Pedestrian Detection:
N/A
Rear Cross-Traffic Alert:
N/A
Rear Seat Reminder:
N/A
Interior Dimensions
Front Head Room:
39 inches
Front Leg Room:
42.2 inches
Front Shoulder Room:
55.4 inches
Rear Head Room:
36.5 inches
Rear Leg Room:
37.6 inches
Rear Shoulder Room:
55.4 inches
Cargo Space:
14 cubic feet
Overall Interior Volume:
96.1 cubic feet
Interior Dimensions
Front Head Room:
38.8 inches
Front Leg Room:
42.2 inches
Front Shoulder Room:
58 inches
Rear Head Room:
36.2 inches
Rear Leg Room:
36.2 inches
Rear Shoulder Room:
54.8 inches
Cargo Space:
16 cubic feet
Overall Interior Volume:
114.0 cubic feet
Exterior Dimensions
Curb Weight:
3305 lbs
Width:
70.6 inches
Height:
57 inches
Length:
189 inches
Wheelbase:
112.3 inches
Ground Clearance:
Not yet available
Exterior Dimensions
Curb Weight:
3477 lbs
Width:
71.6 inches
Height:
55.9 inches
Length:
198.3 inches
Wheelbase:
110.5 inches
Ground Clearance:
Not yet available
Standard Wheel/Tire Information
Wheel Size:
Not yet available
Wheel Type:
Not yet available
Tire Size:
Not yet available
Standard Wheel/Tire Information
Wheel Size:
16.0 x 6.5 inches
Wheel Type:
painted aluminum alloy
Tire Size:
P225/60R16
Exterior Colors
Beige
Sedona Beige Metallic
Black
Black / Carbon Black Metallic
Blue
Midnight Blue Metallic
Gray
Blue-Gold Crystal Metallic / Dark Steel Gray Metallic
Red
Performance Red Metallic
Silver
Liquid Silver Metallic
White
Ivory White
Brown
Not available
Gold
Not available
Exterior Colors
Beige
Not available
Black
Black
Blue
Midnight Blue Metallic
Gray
Dark Slate Metallic / Shadow Gray Metallic
Red
Crimson Red / Red Jewel Tintcoat
Silver
Liquid Silver Metallic
White
Ivory White
Brown
Dark Mocha Metallic
Gold
Gold Mist Metallic
Interior Colors
Black
Ebony
Brown
Light Taupe
Interior Colors
Black
Ebony
Brown
Cashmere