Audi Q8 55 TFSI e vs Mercedes-Benz GLE 350 e 4MATIC Coupe: real-world fuel use
In real life the Mercedes-Benz GLE 350 e 4MATIC Coupe uses 2.3 L/100 km less fuel than the Audi Q8 55 TFSI e — about £479 a year at 15,000 km and £1.40/L.
1,364 cars in the data
Audi Q8 55 TFSI e4.0×the official figure
Official
2.5
Real world
10.1
0715 L/100 km
3,555 cars in the data
Mercedes-Benz GLE 350 e 4MATIC Coupe6.9×the official figure
Official
1.1
Real world
7.8
0715 L/100 km
| Audi Q8 55 TFSI e | Mercedes-Benz GLE 350 e 4MATIC Coupe | |
|---|---|---|
| Real fuel use (L/100 km) | 10.1 | 7.8 |
| Official fuel use (L/100 km) | 2.5 | 1.1 |
| Gap vs official | 4.0× | 6.9× |
| Distance with engine off | 20% | 33% |
| Real CO2 from fuel (g/km) | 233 | 180 |
| Official electric range (km) | 55 | 88 |
| Average kerb weight (kg) | 2,512 | 2,625 |
| Cars in the data | 1,364 | 3,555 |
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 Mercedes-Benz GLE 350 e 4MATIC Coupe comes out ahead for the average owner. Your own result depends mostly on how often you charge. Owners drive the Audi Q8 55 TFSI e 20% of the time with the engine off, and the Mercedes-Benz GLE 350 e 4MATIC Coupe 33%. Run the calculator with your own driving.