median; 40.9–47.8 across 2 declared configurations
Iveco X-Way, 265 kW, 6x4 rigid truck and Mercedes-Benz Arocs, 265 kW, 6x4 rigid truck side by side
Specification
Iveco X-Way, 265 kW, 6x4 rigid truck
Mercedes-Benz Arocs, 265 kW, 6x4 rigid truck
Vehicle form
Truck (BA)Registered
Truck (BA)Registered
Axle configuration
6×4Declared
6×4Declared
Registered new
2020–2023Registeredcentral 90% of records
2015–2023Registeredcentral 90% of records
Engine power
265 kWDeclared
265 kWDeclared
Engine displacement
8.7 litresDeclared
10.7 litresDeclared
Gearbox
automated, automatic, manualDeclared
automatedDeclared
Emission class
Not recorded
EURO VI A, EURO VI C, EURO VI D, EURO VI ERegistered
Gross vehicle weight
28,000–30,000 kgDeclaredmedian 28,500 kg, across 24 declared configurations
27,500–28,000 kgRegisteredmedian 28,000 kg, over 20 registrations
Kerb weight
Not recorded
17,795–27,600 kgRegisteredmedian 23,600 kg, over 20 registrations
Wheelbase
Not recorded
5,250–6,750 mmRegisteredmedian 5,550 mm, over 20 registrations
Overall length
Not recorded
8,750–11,320 mmRegisteredmedian 9,970 mm, over 20 registrations
Overall height
Not recorded
3,700–3,960 mmRegisteredmedian 3,850 mm, over 7 registrations
Declared fuel, long haul
45.3 l/100 km Declaredmedian; 45.3–48 l/100 km across 2 declared configurations
40.9 l/100 km Declaredmedian; 40.9–47.8 l/100 km across 2 declared configurations
CO₂ per tonne-km
61.4 g Declaredmedian; 61.4–65 g
55.4 g Declaredmedian; 55.4–64.8 g
Fuel and CO₂: long haul at 19.3 t, 2022 declarations.
What the numbers actually say
The Mercedes-Benz Arocs, 265 kW, 6x4 rigid truck declared 4.4 l/100 km less (10.7%) 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 5,280 litres a year, or £7,392. A gap this size is outside the 10% tolerance of declared figures.
