Comparison · 4×2 lorry · long haul at 14 t

Mercedes-Benz Actros, 350 kW, 4x2 rigid lorry vs Volvo FH, 345 kW, 4x2 rigid lorry

Mercedes-Benz Actros, 350 kW, 4x2 rigid lorry

2020–2023 · 350 kW
33.1l/100 km
median; 28.5–38.1 across 41 declared configurations
Lower declared fuel

Volvo FH, 345 kW, 4x2 rigid lorry

2019–2023 · 345 kW
29.8l/100 km
median; 27.4–38.4 across 47 declared configurations
Mercedes-Benz Actros, 350 kW, 4x2 rigid lorry and Volvo FH, 345 kW, 4x2 rigid lorry side by side
SpecificationMercedes-Benz Actros, 350 kW, 4x2 rigid lorryVolvo FH, 345 kW, 4x2 rigid lorry
Vehicle formLorry (BA)RegisteredLorry (BA)Registered
Axle configuration4×2Declared4×2Declared
Registered new2020–2023Registeredcentral 90% of records2019–2023Registeredcentral 90% of records
Engine power350 kWDeclared345 kWDeclared
Engine displacement12.8 litresDeclared12.8 litresDeclared
GearboxautomatedDeclaredautomatedDeclared
Gross vehicle weight18,000–20,500 kgDeclaredmedian 18,000 kg, across 155 declared configurations20,100–23,000 kgDeclaredmedian 21,000 kg, across 230 declared configurations
Declared fuel, long haul33.1 l/100 km Declaredmedian; 28.5–38.1 l/100 km across 41 declared configurations29.8 l/100 km Declaredmedian; 27.4–38.4 l/100 km across 47 declared configurations
CO₂ per tonne-km61.8 g Declaredmedian; 53.25–71.3 g55.66 g Declaredmedian; 51.27–71.8 g

Fuel and CO₂: long haul at 14 t, 2022 declarations.

What the numbers actually say

The Volvo FH, 345 kW, 4x2 rigid lorry declared 3.3 l/100 km less (11%) on the long haul at 14 t, 2022 declarations. At 120,000 km a year and an assumed £1.40 a litre, that is about 3,960 litres a year, or £5,544. A gap this size is outside the 10% tolerance of declared figures.

Fuel over a year

120,000 km · assumed price
Mercedes-Benz Actros, 350 kW, 4x2 rigid lorry39,720 litres
£55,608 at the assumed price
Volvo FH, 345 kW, 4x2 rigid lorry35,760 litres
£50,064 at the assumed price
At 120,000 km a year and an assumed £1.40 a litre; the price is an assumption, not one we track.