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

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

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 Actros, 425 kW, 6x4 tractor unit

2017–2023 · 425 kW
39l/100 km
median; 36.3–42.4 across 26 declared configurations
Iveco X-Way, 419 kW, 6x4 tractor unit and Mercedes-Benz Actros, 425 kW, 6x4 tractor unit side by side
SpecificationIveco X-Way, 419 kW, 6x4 tractor unitMercedes-Benz Actros, 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 records2017–2023Registeredcentral 90% of records
Engine power419 kWDeclared425 kWDeclared
Engine displacement12.9 litresDeclared15.6 litresDeclared
Gearboxautomated, manualDeclaredautomatedDeclared
Emission classNot recordedEURO VI, EURO VI A, EURO VI C, EURO VI D, EURO VI ERegistered
Gross vehicle weight28,000–30,000 kgDeclaredmedian 30,000 kg, across 69 declared configurations26,000–33,000 kgRegisteredmedian 33,000 kg, across 5 type-approval versions and 23 records without one
Kerb weightNot recorded9,720–11,850 kgRegisteredmedian 10,222 kg, over 33 registrations
WheelbaseNot recorded4,600–4,900 mmRegisteredmedian 4,750 mm, over 33 registrations
Overall lengthNot recorded6,820–7,400 mmRegisteredmedian 6,910 mm, over 33 registrations
Overall heightNot recorded3,660–4,000 mmRegisteredmedian 3,840 mm, over 7 registrations
Declared fuel, long haul37.7 l/100 km Declaredmedian; 34.6–43.5 l/100 km across 14 declared configurations39 l/100 km Declaredmedian; 36.3–42.4 l/100 km across 26 declared configurations
CO₂ per tonne-km51.1 g Declaredmedian; 46.9–59 g52.92 g Declaredmedian; 49.28–57.45 g

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

What the numbers actually say

There is 1.3 l/100 km between these two (3.4%). 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 1,560 litres a year (£2,184). The declared figures for one of them alone span 8.9 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
Iveco X-Way, 419 kW, 6x4 tractor unit45,240 litres
£63,336 at the assumed price
Mercedes-Benz Actros, 425 kW, 6x4 tractor unit46,800 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.