The 2015 Porsche Panamera Turbo Executive 4.8L 8-cyl gets 18 MPG combined. It’s not designed for hypermilers, but to eat up highway miles while keeping everyone comfortable. Fuel economy is less important for the buyer who wants the Turbo Executive’s performance and space. They want a powerful V8 and limousine-like rear legroom and will pay for it at the pump.

City and highway performance

The Panamera Turbo Executive gets a respectable 15 MPG in the city despite its power. Stop-and-go traffic hurts mileage, but the engine management system and smooth automatic transmission optimize efficiency even in cities. The Panamera gets 24 MPG out on the open road, where the turbochargers can work best. This allows comfortable long-distance trips without always looking for a gas station. But don’t expect Prius-like mileage, even on the highway. The Panamera’s performance is always tempting, and using its power lowers fuel efficiency.

Annual fuel cost

The EPA estimates the annual fuel cost for the 2015 Porsche Panamera Turbo Executive at $3,200. This is based on driving 15,000 miles per year with mixed city and highway driving, using national average fuel prices. This is an estimate and your costs will vary based on driving, fuel type, and location. Expect to spend more if you drive mostly in traffic or use the engine’s power frequently.

Real-world expectations

Real-world fuel economy differs from EPA estimates, and the Panamera Turbo Executive is no different. Drivers who want performance will likely see numbers closer to the city estimates, even with mixed driving. However, those who drive lightly and focus on highway cruising might approach or exceed the EPA’s 24 MPG highway rating. The Panamera’s fuel economy depends on driving habits and conditions. Drive less aggressively and anticipate traffic can improve fuel efficiency. Compare to other models, consider checking all Porsche fuel economy data.

How it compares

The Panamera Turbo Executive’s fuel economy places it in a specific range in the high-performance luxury sedan class. The BMW M760i xDrive, with its 6.6-liter V12, gets about 16 MPG combined, showing the Panamera’s advantage. The Mercedes-AMG S63 Sedan gets around 19 MPG combined, slightly better than the Panamera. The Audi S8, a direct competitor, typically lands in the 18-19 MPG range. Panamera buyers care less about comparison and more about performance, styling, and interior. They want a specific driving experience and accept fuel costs as part of owning it. See all PANAMERA MPG across all years.

Tips to maximize efficiency

Avoid aggressive acceleration and braking. The Panamera Turbo Executive’s power is tempting, but accelerating quickly will reduce fuel economy. Anticipate traffic and maintain a smooth, steady pace.

Make sure your tires are properly inflated. Underinflated tires increase rolling resistance, forcing the engine to work harder and consume more fuel. Check your tire pressure and inflate them to the manufacturer’s levels.

Consider using the car’s “Normal” or “Eco” driving modes. These modes change the engine and transmission settings to prioritize fuel efficiency over performance. They reduce responsiveness, but improve fuel consumption during driving.

Reduce unnecessary weight. Carrying cargo in the trunk adds weight, which hurts fuel economy. Remove items you don’t need to lighten the load and improve efficiency.