Comparison · 6×2 lorry · long haul at 19.3 t

Iveco X-Way, 353 kW, 6x2 rigid lorry vs Mercedes-Benz Arocs, 350 kW, 6x2 rigid lorry

Iveco X-Way, 353 kW, 6x2 rigid lorry

2019–2023 · 353 kW
41.7l/100 km
median; 35.2–50.5 across 342 declared configurations
Lower declared fuel

Mercedes-Benz Arocs, 350 kW, 6x2 rigid lorry

2020–2023 · 350 kW
37.4l/100 km
median; 33.4–44 across 55 declared configurations
Iveco X-Way, 353 kW, 6x2 rigid lorry and Mercedes-Benz Arocs, 350 kW, 6x2 rigid lorry side by side
SpecificationIveco X-Way, 353 kW, 6x2 rigid lorryMercedes-Benz Arocs, 350 kW, 6x2 rigid lorry
Vehicle formLorry (BA)RegisteredLorry (BA)Registered
Axle configuration6×2Declared6×2Declared
Registered new2019–2023Registeredcentral 90% of records2020–2023Registeredcentral 90% of records
Engine power353 kWDeclared350 kWDeclared
Engine displacement11.1 litresDeclared12.8 litresDeclared
Gearboxautomated, manualDeclaredautomated, manualDeclared
Gross vehicle weight26,000–28,000 kgDeclaredmedian 27,500 kg, across 1,130 declared configurations26,000–28,000 kgDeclaredmedian 26,000 kg, across 158 declared configurations
Declared fuel, long haul41.7 l/100 km Declaredmedian; 35.2–50.5 l/100 km across 342 declared configurations37.4 l/100 km Declaredmedian; 33.4–44 l/100 km across 55 declared configurations
CO₂ per tonne-km56.51 g Declaredmedian; 47.69–68.5 g50.69 g Declaredmedian; 45.26–59.6 g

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

What the numbers actually say

The Mercedes-Benz Arocs, 350 kW, 6x2 rigid lorry declared 4.3 l/100 km less (11.4%) on the long haul at 19.3 t, 2022 declarations. At 120,000 km a year and an assumed £1.40 a litre, that is about 5,160 litres a year, or £7,224. A gap this size is outside the 10% tolerance of declared figures.

Fuel over a year

120,000 km · assumed price
Iveco X-Way, 353 kW, 6x2 rigid lorry50,040 litres
£70,056 at the assumed price
Mercedes-Benz Arocs, 350 kW, 6x2 rigid lorry44,880 litres
£62,832 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.