Porsche Panamera vs BMW 7 Series

The BMW 7 Series is the more efficient of the two: it reaches 28 mpg combined versus 25 mpg for the Porsche Panamera, a 3 mpg advantage and costs about $350 less per year to fuel.

Across 5 measured categories, the BMW 7 Series leads in 5. Figures are EPA test data, not manufacturer claims.

2015–2026

Porsche Panamera

Large Cars · 139 configurations

25mpg combined (best)
All Porsche Panamera specs

2015–2027

BMW 7 Series

Large Cars · 69 configurations

28mpg combined (best)
All BMW 7 Series specs

Head-to-head specifications

MetricPorsche PanameraBMW 7 Series
Best combined MPG25 mpg28 mpg
Best city MPG23 mpg25 mpg
Best highway MPG29 mpg31 mpg
Lowest annual fuel costEPA estimate at 15,000 miles per year$3,050$2,700
Lowest CO2 output185 g/mi130 g/mi
Engines offeredSIDI, SIDI; PHEV, 2.9, 4.0SIDI & PFI; Mild Hybrid, SIDI; Mild Hybrid, SIDI; PHEV, SIDI
TransmissionsAutomatic (AM-S8), Automatic (AM-S7)Automatic (S8)
DrivetrainsAll-Wheel Drive, Rear-Wheel Drive, 4-Wheel DriveRear-Wheel Drive, All-Wheel Drive
Fuel typesPremium, Premium and Electricity, Premium Gas or ElectricityPremium, Premium and Electricity, Diesel
EPA classLarge CarsLarge Cars
Years covered2015–20262015–2027
Configurations on record13969

Source: EPA fuel economy records via fueleconomy.gov. Best-case values across all recorded configurations for each model.

Panamera vs 7 Series: common questions

Which is better on gas, the Porsche Panamera or the BMW 7 Series?

The BMW 7 Series is the more efficient of the two: it reaches 28 mpg combined versus 25 mpg for the Porsche Panamera, a 3 mpg advantage and costs about $350 less per year to fuel.

Which costs less to run per year?

By EPA estimates at 15,000 miles a year, the BMW 7 Series runs about $2,700 a year in fuel at its most efficient configuration, versus about $3,050 for the Porsche Panamera — a difference of roughly $350 per year.

What engines do the Panamera and 7 Series offer?

Porsche Panamera: SIDI, SIDI; PHEV, 2.9, 4.0. BMW 7 Series: SIDI & PFI; Mild Hybrid, SIDI; Mild Hybrid, SIDI; PHEV, SIDI.

Are they in the same vehicle class?

Yes — the EPA classifies both the Porsche Panamera and the BMW 7 Series as Large Cars, so they compete directly.

More Panamera comparisons

Comparison id: porsche-panamera-vs-bmw-7-series