Audi A8 vs Porsche Panamera 4S E-Hybrid: real-world fuel use

In real life the Audi A8 uses 0.4 L/100 km less fuel than the Porsche Panamera 4S E-Hybrid — about £78 a year at 15,000 km and £1.40/L.
791 cars in the data
Audi A8
4.6×the official figure
Official
2.0
Real world
9.4
0715 L/100 km
Full Audi A8 data →
1,488 cars in the data
Porsche Panamera 4S E-Hybrid
4.0×the official figure
Official
2.4
Real world
9.8
0715 L/100 km
Full Porsche Panamera 4S E-Hybrid data →
Audi A8Porsche Panamera 4S E-Hybrid
Real fuel use (L/100 km)9.49.8
Official fuel use (L/100 km)2.02.4
Gap vs official4.6×4.0×
Distance with engine off19%43%
Real CO2 from fuel (g/km)217226
Official electric range (km)5755
Average kerb weight (kg)2,4052,312
Cars in the data7911,488
Bold = better. Source: EEA OBFCM real-world data, reporting year 2024, CC BY 4.0.

Which one is cheaper to run?

On fuel alone, the Audi A8 comes out ahead for the average owner. Your own result depends mostly on how often you charge. Owners drive the Audi A8 19% of the time with the engine off, and the Porsche Panamera 4S E-Hybrid 43%. Run the calculator with your own driving.

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