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Porsche Boxster Fuel Economy (km/L)

km/L Number of Vehicles
42 kilometers per liter 1 vehicles
43 kilometers per liter 0 vehicles
44 kilometers per liter 0 vehicles
45 kilometers per liter 1 vehicles
46 kilometers per liter 0 vehicles
47 kilometers per liter 0 vehicles
48 kilometers per liter 0 vehicles
49 kilometers per liter 0 vehicles
50 kilometers per liter 0 vehicles
51 kilometers per liter 0 vehicles
52 kilometers per liter 0 vehicles
53 kilometers per liter 0 vehicles
54 kilometers per liter 2 vehicles
55 kilometers per liter 0 vehicles
56 kilometers per liter 0 vehicles
57 kilometers per liter 0 vehicles
58 kilometers per liter 0 vehicles
59 kilometers per liter 0 vehicles
60 kilometers per liter 0 vehicles
61 kilometers per liter 1 vehicles
62 kilometers per liter 1 vehicles
63 kilometers per liter 0 vehicles
64 kilometers per liter 0 vehicles
65 kilometers per liter 0 vehicles
66 kilometers per liter 1 vehicles
Model Year Body/Powertrain km/L  
2003 2003 2dr Convertible 310-hp 3.4L H6 6-sp manual RWD 51.62
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With the turbocharged 257kW 2.5L H4 engine, 6-speed manual transmission, and rear-wheel drive, the 2003 Porsche Boxster has been averaging 51.62 L/100km (liters per 100 kilometers).

The 2003 Porsche Boxsters in this analysis were driven mostly on the highway at an average speed of 61 kilometers per hour (about 38 percent of the kilometers driven). The rest of the kilometers were in the city (12 percent), in heavy traffic (12 percent), and in the suburbs (0 percent).

In addition, the average 2003 Porsche Boxster in this analysis was driven on hilly terrain with a medium foot and the AC not used at all.
2003 2003 2dr Convertible 315-hp 3.4L H6 7-sp automated manual RWD 61.2
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2003 2003 2dr Convertible 245-hp 2.7L H6 5-sp manual RWD 65.9
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What Our Members Are Saying about the Real Gas Mileage of the 2003 Porsche Boxster

2003 Porsche Boxster Real Gas Mileage: Pros
YearBody/PowertrainComment
2002 2dr Convertible 217-horsepower 2.7L H6
5-speed shiftable automatic RWD		 mileage with performance see full Porsche Boxster review
2002 2dr Convertible 217-horsepower 2.7L H6
5-speed manual RWD		 Running the hills mostly safe speeds,and an occasional sprint or push through the corners I average 25 mpg/29 hwy.I think on a long boring drive possibly 32mpg see full Porsche Boxster review
 

2003 Porsche Boxster Gas Mileage (km/L)

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 km/L based on how and where you drive a car.