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

Mercedes-Benz Arocs, 335 kW, 4x2 tractor unit vs Scania R 460 A4x2, tractor unit (from 2022)

Mercedes-Benz Arocs, 335 kW, 4x2 tractor unit

2020–2023 · 335 kW
35.6l/100 km
median; 32.7–39.8 across 36 declared configurations
Lower declared fuel

Scania R 460 A4x2, tractor unit (from 2022)

2022–2026 · 338 kW
25.8l/100 km
median; 24.3–30.2 across 2,247 declared configurations
Mercedes-Benz Arocs, 335 kW, 4x2 tractor unit and Scania R 460 A4x2, tractor unit (from 2022) side by side
SpecificationMercedes-Benz Arocs, 335 kW, 4x2 tractor unitScania R 460 A4x2, tractor unit (from 2022)
Vehicle formTractor unit for semi-trailer (BC)RegisteredTractor unit for semi-trailer (BC)Registered
Axle configuration4×2Declared4×2Declared
Registered new2020–2023Registeredcentral 90% of records2022–2026Registeredcentral 90% of records
Engine power335 kWDeclared338 kWDeclared
Engine displacement10.7 litresDeclared12.7 litresDeclared
Gearboxautomated, manualDeclaredautomatedDeclared
Emission classEURO VI CRegisteredEURO VI ERegistered
Gross vehicle weight18,000 kgRegistered19,000–23,000 kgRegisteredmedian 20,500 kg, across 72 type-approval versions and 21 records without one
Kerb weight7,777 kgRegistered7,332–9,078 kgRegisteredmedian 8,251 kg, over 1,525 registrations
Wheelbase3,600 mmRegistered3,600–4,150 mmRegisteredmedian 3,750 mm, over 1,525 registrations
Overall length6,160 mmRegistered5,450–6,360 mmRegisteredmedian 5,960 mm, over 1,525 registrations
Overall heightNot recorded3,460–4,000 mmRegisteredmedian 3,980 mm, over 1,422 registrations
Declared fuel, long haul35.6 l/100 km Declaredmedian; 32.7–39.8 l/100 km across 36 declared configurations25.8 l/100 km Declaredmedian; 24.3–30.2 l/100 km across 2,247 declared configurations
CO₂ per tonne-km48.31 g Declaredmedian; 44.32–54 g34.96 g Declaredmedian; 32.92–40.98 g

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

What the numbers actually say

The Scania R 460 A4x2, tractor unit (from 2022) declared 9.8 l/100 km less (37.9%) 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 11,760 litres a year, or £16,464. A gap this size is outside the 10% tolerance of declared figures.

Fuel over a year

120,000 km · assumed price
Mercedes-Benz Arocs, 335 kW, 4x2 tractor unit42,720 litres
£59,808 at the assumed price
Scania R 460 A4x2, tractor unit (from 2022)30,960 litres
£43,344 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.