Comparison · 6×4 lorry · long haul at 19.3 t

Mercedes-Benz Arocs, 240 kW, 6x4 rigid lorry vs Volvo FE, 263 kW, 6x4 rigid lorry

Mercedes-Benz Arocs, 240 kW, 6x4 rigid lorry

2017–2022 · 240 kW
39.6l/100 km
median; 39.6–40 across 2 declared configurations

Volvo FE, 263 kW, 6x4 rigid lorry

2021–2023 · 263 kW
39l/100 km
median; 39–43.3 across 2 declared configurations
Mercedes-Benz Arocs, 240 kW, 6x4 rigid lorry and Volvo FE, 263 kW, 6x4 rigid lorry side by side
SpecificationMercedes-Benz Arocs, 240 kW, 6x4 rigid lorryVolvo FE, 263 kW, 6x4 rigid lorry
Vehicle formLorry (BA)RegisteredLorry (BA)Registered
Axle configuration6×4Declared6×4Declared
Registered new2017–2022Registeredcentral 90% of records2021–2023Registeredcentral 90% of records
Engine power240 kWDeclared263 kWDeclared
Engine displacement10.7 litresDeclared7.7 litresDeclared
GearboxautomatedDeclaredautomated, automaticDeclared
Emission classEURO VI C, EURO VI DRegisteredNot recorded
Gross vehicle weight26,000–28,000 kgRegisteredmedian 26,000 kg, over 2 registrations26,000–30,000 kgDeclaredmedian 28,000 kg, across 12 declared configurations
Kerb weight24,070–24,600 kgRegisteredmedian 24,070 kg, over 2 registrationsNot recorded
Wheelbase5,250 mmRegisteredNot recorded
Overall length9,800–10,000 mmRegisteredmedian 9,800 mm, over 2 registrationsNot recorded
Overall height3,900 mmRegisteredNot recorded
Declared fuel, long haul39.6 l/100 km Declaredmedian; 39.6–40 l/100 km across 2 declared configurations39 l/100 km Declaredmedian; 39–43.3 l/100 km across 2 declared configurations
CO₂ per tonne-km53.74 g Declaredmedian; 53.74–54.2 g52.93 g Declaredmedian; 52.93–58.7 g

Fuel and CO₂: long haul at 19.3 t, 2022 declarations.

What the numbers actually say

There is 0.6 l/100 km between these two (1.5%). That is inside the 10% tolerance of declared figures, so on fuel alone neither is the better choice: at 120,000 km a year and an assumed £1.40 a litre the gap would be about 720 litres a year (£1,008). The declared figures for one of them alone span 4.3 l/100 km across its configurations, so the specification ordered matters more than the choice between these two.

Fuel over a year

120,000 km · assumed price
Mercedes-Benz Arocs, 240 kW, 6x4 rigid lorry47,520 litres
£66,528 at the assumed price
Volvo FE, 263 kW, 6x4 rigid lorry46,800 litres
£65,520 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.