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

Iveco X-Way, 265 kW, 6x4 rigid lorry vs Mercedes-Benz Arocs, 240 kW, 6x4 rigid lorry

Iveco X-Way, 265 kW, 6x4 rigid lorry

2020–2023 · 265 kW

45.3l/100 km

median; 45.3–48 across 2 declared configurations

Lower declared fuel

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

2017–2022 · 240 kW

39.6l/100 km

median; 39.6–40 across 2 declared configurations

Iveco X-Way, 265 kW, 6x4 rigid lorry and Mercedes-Benz Arocs, 240 kW, 6x4 rigid lorry side by side
Specification	Iveco X-Way, 265 kW, 6x4 rigid lorry	Mercedes-Benz Arocs, 240 kW, 6x4 rigid lorry
Vehicle form	Lorry (BA)Registered	Lorry (BA)Registered
Axle configuration	6×4Declared	6×4Declared
Registered new	2020–2023Registeredcentral 90% of records	2017–2022Registeredcentral 90% of records
Engine power	265 kWDeclared	240 kWDeclared
Engine displacement	8.7 litresDeclared	10.7 litresDeclared
Gearbox	automated, automatic, manualDeclared	automatedDeclared
Emission class	Not recorded	EURO VI C, EURO VI DRegistered
Gross vehicle weight	28,000–30,000 kgDeclaredmedian 28,500 kg, across 24 declared configurations	26,000–28,000 kgRegisteredmedian 26,000 kg, over 2 registrations
Kerb weight	Not recorded	24,070–24,600 kgRegisteredmedian 24,070 kg, over 2 registrations
Wheelbase	Not recorded	5,250 mmRegistered
Overall length	Not recorded	9,800–10,000 mmRegisteredmedian 9,800 mm, over 2 registrations
Overall height	Not recorded	3,900 mmRegistered
Declared fuel, long haul	45.3 l/100 km Declaredmedian; 45.3–48 l/100 km across 2 declared configurations	39.6 l/100 km Declaredmedian; 39.6–40 l/100 km across 2 declared configurations
CO₂ per tonne-km	61.4 g Declaredmedian; 61.4–65 g	53.74 g Declaredmedian; 53.74–54.2 g

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

What the numbers actually say

The Mercedes-Benz Arocs, 240 kW, 6x4 rigid lorry declared 5.7 l/100 km less (14.3%) 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 6,840 litres a year, or £9,576. A gap this size is outside the 10% tolerance of declared figures.

X-Way, 265 kW, 6x4 rigid lorry full specification Arocs, 240 kW, 6x4 rigid lorry full specification

Fuel over a year

120,000 km · assumed price

Iveco X-Way, 265 kW, 6x4 rigid lorry54,360 litres

£76,104 at the assumed price

Mercedes-Benz Arocs, 240 kW, 6x4 rigid lorry47,520 litres

£66,528 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.