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Porsche Boxster Fuel Economy (g/100m)

g/100m Number of Vehicles
4 gallons per 100 meters 5 vehicles
5 gallons per 100 meters 9 vehicles
6 gallons per 100 meters 2 vehicles
7 gallons per 100 meters 0 vehicles
8 gallons per 100 meters 0 vehicles
9 gallons per 100 meters 0 vehicles
10 gallons per 100 meters 0 vehicles
11 gallons per 100 meters 0 vehicles
12 gallons per 100 meters 0 vehicles
13 gallons per 100 meters 0 vehicles
14 gallons per 100 meters 0 vehicles
15 gallons per 100 meters 0 vehicles
16 gallons per 100 meters 0 vehicles
17 gallons per 100 meters 0 vehicles
18 gallons per 100 meters 0 vehicles
19 gallons per 100 meters 0 vehicles
20 gallons per 100 meters 0 vehicles
21 gallons per 100 meters 0 vehicles
22 gallons per 100 meters 0 vehicles
23 gallons per 100 meters 1 vehicles
Model Year Body/Powertrain g/100m  
2008 2008 2dr Convertible 310-hp 3.4L H6 6-sp manual RWD 4.72
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With the turbocharged 257kW 2.5L H4 engine, 6-speed manual transmission, and rear-wheel drive, the 2008 Porsche Boxster has been averaging 4.72 L/100km (liters per 100 kilometers).

The 2008 Porsche Boxsters in this analysis were driven mostly on the highway at an average speed of 68 kilometers per hour (about 26.5 percent of the kilometers driven). The rest of the kilometers were in the city (17.6 percent), in heavy traffic (8.7 percent), and in the suburbs (0 percent).

In addition, the average 2008 Porsche Boxster in this analysis was driven on flat terrain with a medium foot and the AC not used at all.
2008 2008 2dr Convertible 245-hp 2.7L H6 5-sp manual RWD 13.91
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2008 Porsche Boxster 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 Porsche Boxster's real-world g/100m based on how and where you drive a car.