Comparison · 4×2 tractor unit · long haul at 19.3 t

Iveco S-Way, 419 kW, 4x2 tractor unit (2020–2023) vs Mercedes-Benz Actros, 460 kW, 4x2 tractor unit

Iveco S-Way, 419 kW, 4x2 tractor unit (2020–2023)

2020–2023 · 419 kW
31.4l/100 km
median; 29.4–36.1 across 525 declared configurations

Mercedes-Benz Actros, 460 kW, 4x2 tractor unit

2020–2023 · 460 kW
32.7l/100 km
median; 30.8–39.6 across 193 declared configurations
Iveco S-Way, 419 kW, 4x2 tractor unit (2020–2023) and Mercedes-Benz Actros, 460 kW, 4x2 tractor unit side by side
SpecificationIveco S-Way, 419 kW, 4x2 tractor unit (2020–2023)Mercedes-Benz Actros, 460 kW, 4x2 tractor unit
Vehicle formTractor unit for semi-trailer (BC)RegisteredTractor unit for semi-trailer (BC)Registered
Axle configuration4×2Declared4×2Declared
Registered new2020–2023Registeredcentral 90% of records2020–2023Registeredcentral 90% of records
Engine power419 kWDeclared460 kWDeclared
Engine displacement12.9 litresDeclared15.6 litresDeclared
GearboxautomatedDeclaredautomatedDeclared
Emission classNot recordedEURO VI, EURO VI A, EURO VI C, EURO VI D, EURO VI ERegistered
Gross vehicle weight19,000–20,500 kgDeclaredmedian 20,000 kg, across 1,661 declared configurations18,000–20,500 kgRegisteredmedian 19,000 kg, across 12 type-approval versions and 16 records without one
Kerb weightNot recorded8,185–8,925 kgRegisteredmedian 8,690 kg, over 29 registrations
WheelbaseNot recorded3,550–3,850 mmRegisteredmedian 3,700 mm, over 29 registrations
Overall lengthNot recorded5,750–6,380 mmRegisteredmedian 6,250 mm, over 29 registrations
Overall heightNot recorded3,800–4,000 mmRegisteredmedian 3,940 mm, over 15 registrations
Declared fuel, long haul31.4 l/100 km Declaredmedian; 29.4–36.1 l/100 km across 525 declared configurations32.7 l/100 km Declaredmedian; 30.8–39.6 l/100 km across 193 declared configurations
CO₂ per tonne-km42.61 g Declaredmedian; 39.88–48.9 g44.28 g Declaredmedian; 41.77–53.71 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 (4.1%). 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 8.8 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 S-Way, 419 kW, 4x2 tractor unit (2020–2023)37,680 litres
£52,752 at the assumed price
Mercedes-Benz Actros, 460 kW, 4x2 tractor unit39,240 litres
£54,936 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.