24 MPG combined isn’t going to win any hypermiling contests, but for the 2024 Porsche 718 Boxster with its 2.0L turbocharged engine, it’s an acceptable compromise for the performance and driving experience. This isn’t a car for penny-pinchers; it’s a car for enthusiasts who prioritize open-top thrills and razor-sharp handling. Fuel costs are part of the equation, but they’re rarely the deciding factor. The typical Boxster buyer understands this, and accepts the fuel economy in exchange for the emotional reward of driving a finely tuned sports car.

City and highway performance

The EPA estimates suggest 21 MPG in the city and 27 MPG on the highway for the Boxster configuration equipped with the automatic (AM-S7) transmission. The city figure reflects stop-and-go driving, where the turbocharged engine’s responsiveness is appreciated, but efficiency suffers due to frequent acceleration and deceleration. The highway MPG is more respectable, potentially achievable on longer cruises, though a heavy right foot can easily diminish those numbers. This split performance mirrors the Boxster’s dual nature: a capable daily driver and a weekend canyon carver.

Annual fuel cost

According to the EPA, the estimated annual fuel cost for the 2024 Porsche 718 Boxster 2.0L is $2,400. The estimate is based on driving 15,000 miles per year, using the national average fuel price. Individual fuel costs will vary depending on driving habits, local fuel prices, and the type of fuel used. Premium fuel is recommended for the 718 Boxster, which is typically more expensive than regular gasoline, further increasing the potential fuel expense. Buyers considering all Porsche fuel economy data should factor this into their ownership budget.

Real-world expectations

While the EPA estimates provide a baseline, real-world fuel economy for the 2024 718 Boxster 2.0L can fluctuate considerably based on driving style. Aggressive acceleration, frequent track days, and extended periods spent in Sport mode will naturally lead to lower MPG figures. Conversely, a more conservative driving technique, cruise control on the highway, and avoiding excessive idling can help achieve or even slightly surpass the EPA estimates. Expect anything from the high teens to just over the EPA highway estimation of 27 MPG, depending on your use case and priorities.

How it compares

The 2024 Porsche 718 Boxster’s fuel economy sits in an interesting spot within the sports car segment. A Mazda MX-5 Miata achieves a significantly better 30 MPG combined with its manual transmission. However, the Porsche offers more power and a more premium driving experience for its higher cost. Compared to a BMW Z4 M40i, which manages around 26 MPG combined, the Boxster is slightly less efficient, but offers a different sports car feel with its mid-engine layout. For those looking at similar performance, the more powerful Boxster S and GTS trims deliver similar fuel economy, demonstrating a good balance of power and efficiency for Porsche’s sports roadsters. Comparing the 718 MPG across all years can also show how efficiency has evolved within the model line. The Boxster’s fuel economy reflects its focus on performance and driving engagement over efficiency.

Tips to maximize efficiency

The 718 Boxster rewards smooth driving. Avoid abrupt acceleration and braking, as these actions waste fuel. Instead, focus on maintaining a consistent speed and anticipating traffic flow to minimize unnecessary energy use. Anticipating stop lights and easing off the throttle early can make a measurable difference, even in a sports car.

Pay close attention to tire pressure. Properly inflated tires reduce rolling resistance, which can improve fuel economy. Check your tire pressure regularly, as specified on the door jamb sticker, and adjust as needed, especially before long drives.

Use the “Normal” driving mode for everyday commuting. While “Sport” and “Sport Plus” modes enhance throttle response and shift points, they also reduce fuel efficiency. Reserve these modes for spirited driving on open roads or track days.

Avoid unnecessary idling. Modern engines don’t require extended warm-up periods. Idling for more than a few seconds wastes fuel and produces unnecessary emissions. Turn off the engine if you anticipate being stopped for more than a minute or two.

Keep up with regular maintenance. A well-maintained engine runs more efficiently. Follow the manufacturer’s recommended maintenance schedule, including oil changes, air filter replacement, and spark plug maintenance, to ensure optimal fuel economy and long-term reliability.