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

Mercedes-Benz Arocs, 330 kW, 4x2 tractor unit vs Scania S 450 A4x2, tractor unit (2022–2023)

Mercedes-Benz Arocs, 330 kW, 4x2 tractor unit

2020–2022 · 330 kW
37.1l/100 km
median; 31.3–40.9 across 29 declared configurations
Lower declared fuel

Scania S 450 A4x2, tractor unit (2022–2023)

2022–2023 · 331 kW
28.6l/100 km
median; 26.2–33.3 across 374 declared configurations
Mercedes-Benz Arocs, 330 kW, 4x2 tractor unit and Scania S 450 A4x2, tractor unit (2022–2023) side by side
SpecificationMercedes-Benz Arocs, 330 kW, 4x2 tractor unitScania S 450 A4x2, tractor unit (2022–2023)
Vehicle formTractor unit (BC)RegisteredTractor unit (BC)Registered
Axle configuration4×2Declared4×2Declared
Registered new2020–2022Registeredcentral 90% of records2022–2023Registeredcentral 90% of records
Engine power330 kWDeclared331 kWDeclared
Engine displacement12.8 litresDeclared12.7 litresDeclared
GearboxautomatedDeclaredautomated, automaticDeclared
Emission classEURO VI ARegisteredEURO VI D, EURO VI ERegistered
Gross vehicle weight18,000–20,500 kgRegisteredmedian 18,000 kg, across 2 type-approval versions19,000–21,000 kgRegisteredmedian 19,500 kg, across 8 type-approval versions and 5 records without one
Kerb weight7,699–7,823 kgRegisteredmedian 7,699 kg, over 2 registrations7,880–9,210 kgRegisteredmedian 8,740 kg, over 50 registrations
Wheelbase3,600–3,750 mmRegisteredmedian 3,600 mm, over 2 registrations3,750 mmRegistered
Overall length6,070–6,220 mmRegisteredmedian 6,070 mm, over 2 registrations5,960–6,120 mmRegisteredmedian 5,960 mm, over 50 registrations
Overall heightNot recorded3,660–4,000 mmRegisteredmedian 3,980 mm, over 45 registrations
Declared fuel, long haul37.1 l/100 km Declaredmedian; 31.3–40.9 l/100 km across 29 declared configurations28.6 l/100 km Declaredmedian; 26.2–33.3 l/100 km across 374 declared configurations
CO₂ per tonne-km50.29 g Declaredmedian; 42.39–55.4 g38.78 g Declaredmedian; 35.57–45.2 g

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

What the numbers actually say

The Scania S 450 A4x2, tractor unit (2022–2023) declared 8.5 l/100 km less (29.7%) 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 10,200 litres a year, or £14,280. A gap this size is outside the 10% tolerance of declared figures.

Fuel over a year

120,000 km · assumed price
Mercedes-Benz Arocs, 330 kW, 4x2 tractor unit44,520 litres
£62,328 at the assumed price
Scania S 450 A4x2, tractor unit (2022–2023)34,320 litres
£48,048 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.