AllTruckData
Comparison · 6×4 tractor unit · long haul at 19.3 t

Iveco X-Way, 419 kW, 6x4 tractor unit vs Mercedes-Benz Arocs, 425 kW, 6x4 tractor unit

Lower declared fuel

Iveco X-Way, 419 kW, 6x4 tractor unit

2020–2023 · 419 kW
37.7l/100 km
median; 34.6–43.5 across 14 declared configurations

Mercedes-Benz Arocs, 425 kW, 6x4 tractor unit

2015–2023 · 425 kW
41.7l/100 km
median; 38.5–44.8 across 21 declared configurations
Iveco X-Way, 419 kW, 6x4 tractor unit and Mercedes-Benz Arocs, 425 kW, 6x4 tractor unit side by side
SpecificationIveco X-Way, 419 kW, 6x4 tractor unitMercedes-Benz Arocs, 425 kW, 6x4 tractor unit
Vehicle formTractor unit for semi-trailer (BC)RegisteredTractor unit for semi-trailer (BC)Registered
Axle configuration6×4Declared6×4Declared
Registered new2020–2023Registeredcentral 90% of records2015–2023Registeredcentral 90% of records
Engine power419 kWDeclared425 kWDeclared
Engine displacement12.9 litresDeclared15.6 litresDeclared
Gearboxautomated, manualDeclaredautomatedDeclared
Emission classNot recordedEURO VI, EURO VI A, EURO VI D, EURO VI ERegistered
Gross vehicle weight28,000–30,000 kgDeclaredmedian 30,000 kg, across 69 declared configurations28,000–33,000 kgRegisteredmedian 33,000 kg, across 5 type-approval versions and 6 records without one
Kerb weightNot recorded10,312–16,775 kgRegisteredmedian 10,552 kg, over 21 registrations
WheelbaseNot recorded4,800–5,250 mmRegisteredmedian 4,800 mm, over 21 registrations
Overall lengthNot recorded7,060–7,530 mmRegisteredmedian 7,060 mm, over 21 registrations
Overall heightNot recorded3,930–4,000 mmRegisteredmedian 3,930 mm, over 6 registrations
Declared fuel, long haul37.7 l/100 km Declaredmedian; 34.6–43.5 l/100 km across 14 declared configurations41.7 l/100 km Declaredmedian; 38.5–44.8 l/100 km across 21 declared configurations
CO₂ per tonne-km51.1 g Declaredmedian; 46.9–59 g56.51 g Declaredmedian; 52.22–60.8 g

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

What the numbers actually say

The Iveco X-Way, 419 kW, 6x4 tractor unit declared 4 l/100 km less (10.6%) 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 4,800 litres a year, or £6,720. A gap this size is outside the 10% tolerance of declared figures.

X-Way, 419 kW, 6x4 tractor unit full specificationArocs, 425 kW, 6x4 tractor unit full specificationThe fuel ranking

Fuel over a year

120,000 km · assumed price
Iveco X-Way, 419 kW, 6x4 tractor unit45,240 litres
£63,336 at the assumed price
Mercedes-Benz Arocs, 425 kW, 6x4 tractor unit50,040 litres
£70,056 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.