Audi Q7 55 TFSI e vs Mercedes-Benz E 300 de 4MATIC All-Terrain: real-world fuel use
In real life the Mercedes-Benz E 300 de 4MATIC All-Terrain uses 5.3 L/100 km less fuel than the Audi Q7 55 TFSI e — about £1,117 a year at 15,000 km and £1.40/L.
1,353 cars in the data
Audi Q7 55 TFSI e4.2×the official figure
Official
2.4
Real world
9.9
0715 L/100 km
1,081 cars in the data
Mercedes-Benz E 300 de 4MATIC All-Terrain7.2×the official figure
Official
0.6
Real world
4.6
0715 L/100 km
| Audi Q7 55 TFSI e | Mercedes-Benz E 300 de 4MATIC All-Terrain | |
|---|---|---|
| Real fuel use (L/100 km) | 9.9 | 4.6 |
| Official fuel use (L/100 km) | 2.4 | 0.6 |
| Gap vs official | 4.2× | 7.2× |
| Distance with engine off | 21% | 32% |
| Real CO2 from fuel (g/km) | 229 | 121 |
| Official electric range (km) | 58 | 96 |
| Average kerb weight (kg) | 2,459 | 2,387 |
| Cars in the data | 1,353 | 1,081 |
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 E 300 de 4MATIC All-Terrain comes out ahead for the average owner. Your own result depends mostly on how often you charge. Owners drive the Audi Q7 55 TFSI e 21% of the time with the engine off, and the Mercedes-Benz E 300 de 4MATIC All-Terrain 32%. Run the calculator with your own driving.