Mercedes-Benz Arocs, 390 kW, 6x4 tractor unit and Scania S 530 A6x4 side by side
Specification
Mercedes-Benz Arocs, 390 kW, 6x4 tractor unit
Scania S 530 A6x4
Vehicle form
Tractor unit (BC)Registered
Tractor unit (BC)Registered
Axle configuration
6×4Declared
6×4Declared
Registered new
2018–2023Registeredcentral 90% of records
2022–2024Registeredcentral 90% of records
Engine power
390 kWDeclared
390 kWDeclared
Engine displacement
12.8 litresDeclared
16.4 litresDeclared
Gearbox
automated, manualDeclared
automatedDeclared
Emission class
EURO VIRegistered
EURO VI ERegistered
Gross vehicle weight
33,000 kgRegistered
29,000–36,000 kgRegisteredmedian 30,000 kg, across 8 type-approval versions
Kerb weight
10,287–10,351 kgRegisteredmedian 10,340 kg, over 9 registrations
10,424–10,910 kgRegisteredmedian 10,692 kg, over 14 registrations
Wheelbase
4,800 mmRegistered
4,500–4,900 mmRegisteredmedian 4,500 mm, over 14 registrations
Overall length
7,060 mmRegistered
6,870–7,110 mmRegisteredmedian 6,870 mm, over 14 registrations
Overall height
Not recorded
3,990–4,000 mmRegisteredmedian 3,990 mm, over 14 registrations
Declared fuel, long haul
40.1 l/100 km Declaredmedian; 35.5–45.2 l/100 km across 30 declared configurations
32.6 l/100 km Declaredmedian; 32–37.5 l/100 km across 8 declared configurations
CO₂ per tonne-km
54.32 g Declaredmedian; 48.18–61.22 g
44.2 g Declaredmedian; 43.36–50.9 g
Fuel and CO₂: long haul at 19.3 t, 2022 declarations.
What the numbers actually say
The Scania S 530 A6x4 declared 7.5 l/100 km less (23%) 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 9,000 litres a year, or £12,600. A gap this size is outside the 10% tolerance of declared figures.
