Porsche Boxster S MPG and Fuel Economy

Porsche have been manufacturing models of Boxster S for 21 years, with the latest vehicle in 2020 having a combined MPG of 21.

The estimated fuel cost for the 2020 Porsche Boxster S is $3,500 per year.

Government regulators have estimated that value based on 15,000 miles driven per year, using regular gasoline, and a split of 55% city driving and 45% highway driving.

💵 Compared to an average vehicle over 5 years, you will spend $6,000 more on fuel driving a 2020 Porsche Boxster S.

🛢 The Porsche Boxster S will consume roughly 14 barrels of petroleum per year, using the standard estimate of 15,000 miles per year.

💨 For every mile driven, the Porsche Boxster S will emit 423 grams of CO2, which is about 6,345,000 grams of CO2 per year.

🌳 To help you understand the impact of this, a normal tree will absorb around 21,000 grams of CO2 per year. This means that roughly 303 trees would be needed to offset emissions from the Porsche Boxster S.

The table below is a complete list of the 42 Porsche Boxster S fuel efficiency specifications we have data for.

Click any vehicle link to see a more detailed breakdown of the car, miles per gallon, emissions, and more.

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