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Pontiac Grand Prix Fuel Economy (g/100m)

g/100m Number of Vehicles
4 gallons per 100 meters 4 vehicles
5 gallons per 100 meters 21 vehicles
6 gallons per 100 meters 5 vehicles
7 gallons per 100 meters 1 vehicles
Model Year Body/Powertrain g/100m  
2008 2008 4dr Sedan 303-hp 5.3L V8 4-sp shiftable automatic FWD 5.12
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With the 226 kilowatts 5.3L V8 engine, 4-speed shiftable automatic transmission, and front-wheel drive, the 2008 Pontiac Grand Prix has been averaging 5.12 L/100km (liters per 100 kilometers).

The 2008 Pontiac Grand Prixs in this analysis were driven mostly in the city (about 39.3 percent of the kilometers driven). The rest of the kilometers were on the highway at an average speed of 61 kilometers per hour (21.2 percent), in heavy traffic (7.4 percent), and in the suburbs (0 percent).

In addition, the average 2008 Pontiac Grand Prix in this analysis was driven on flat terrain with a medium foot and the AC not used at all.
2008 2008 4dr Sedan 200-hp 3.8L V6 4-sp automatic FWD 4.91
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2008 Pontiac Grand Prix Gas Mileage (g/100m)

Unlike other fuel economy surveys, TrueDelta's Real-World Gas Mileage Survey includes questions about how and where a car was driven. So you can get an idea of the Pontiac Grand Prix's real-world g/100m based on how and where you drive a car.