median; 27.9–32.5 across 15 declared configurations
Mercedes-Benz Arocs, 235 kW, 4x2 rigid truck and Scania R 320 B4x2 side by side
Specification
Mercedes-Benz Arocs, 235 kW, 4x2 rigid truck
Scania R 320 B4x2
Vehicle form
Truck (BA)Registered
Truck (BA)Registered
Axle configuration
4×2Declared
4×2Declared
Registered new
2020–2023Registeredcentral 90% of records
2019–2023Registeredcentral 90% of records
Engine power
235 kWDeclared
235 kWDeclared
Engine displacement
7.7 litresDeclared
9.3 litresDeclared
Gearbox
automatedDeclared
automatedDeclared
Emission class
EURO VI ARegistered
EURO VI DRegistered
Gross vehicle weight
20,500 kgRegistered
18,600–19,500 kgRegisteredmedian 18,600 kg, over 2 registrations
Kerb weight
11,845 kgRegistered
9,419–11,447 kgRegisteredmedian 9,419 kg, over 2 registrations
Wheelbase
3,900 mmRegistered
4,950–5,550 mmRegisteredmedian 4,950 mm, over 2 registrations
Overall length
7,500 mmRegistered
8,900–10,200 mmRegisteredmedian 8,900 mm, over 2 registrations
Overall height
3,800 mmRegistered
4,000 mmRegistered
Declared fuel, long haul
34 l/100 km Declaredmedian; 32.4–37.8 l/100 km across 14 declared configurations
29.3 l/100 km Declaredmedian; 27.9–32.5 l/100 km across 15 declared configurations
CO₂ per tonne-km
63.64 g Declaredmedian; 60.61–70.73 g
54.7 g Declaredmedian; 52.06–60.8 g
Fuel and CO₂: long haul at 14 t, 2022 declarations.
What the numbers actually say
The Scania R 320 B4x2 declared 4.7 l/100 km less (16%) on the long haul at 14 t, 2022 declarations. At 120,000 km a year and an assumed £1.40 a litre, that is about 5,640 litres a year, or £7,896. A gap this size is outside the 10% tolerance of declared figures.
