median; 31.6–40.7 across 14 declared configurations
MAN TGX 18.330 4x2 and Mercedes-Benz Arocs, 240 kW, 4x2 rigid truck side by side
Specification
MAN TGX 18.330 4x2
Mercedes-Benz Arocs, 240 kW, 4x2 rigid truck
Vehicle form
Truck (BA)Registered
Truck (BA)Registered
Axle configuration
4×2Declared
4×2Declared
Registered new
2020–2023Registeredcentral 90% of records
2017–2023Registeredcentral 90% of records
Engine power
243 kWDeclared
240 kWDeclared
Engine displacement
9 litresDeclared
10.7 litresDeclared
Gearbox
automatedDeclared
automated, manualDeclared
Emission class
EURO VI D, EURO VI ERegistered
EURO VI A, EURO VI C, EURO VI ERegistered
Gross vehicle weight
20,500–21,000 kgRegisteredmedian 21,000 kg, over 4 registrations
18,000–21,500 kgRegisteredmedian 19,500 kg, over 8 registrations
Kerb weight
8,971–11,795 kgRegisteredmedian 11,685 kg, over 4 registrations
10,805–18,600 kgRegisteredmedian 14,530 kg, over 8 registrations
Wheelbase
3,900–6,700 mmRegisteredmedian 6,700 mm, over 4 registrations
3,600–4,500 mmRegisteredmedian 4,200 mm, over 8 registrations
Overall length
6,940–12,000 mmRegisteredmedian 11,950 mm, over 4 registrations
6,750–8,990 mmRegisteredmedian 7,850 mm, over 8 registrations
Overall height
3,980–4,000 mmRegisteredmedian 3,980 mm, over 3 registrations
3,600 mmRegistered
Declared fuel, long haul
28.4 l/100 km Declaredmedian; 28.1–29.6 l/100 km across 4 declared configurations
33.6 l/100 km Declaredmedian; 31.6–40.7 l/100 km across 14 declared configurations
CO₂ per tonne-km
53.16 g Declaredmedian; 52.44–55.3 g
62.9 g Declaredmedian; 59.06–76 g
Fuel and CO₂: long haul at 14 t, 2022 declarations.
What the numbers actually say
The MAN TGX 18.330 4x2 declared 5.2 l/100 km less (18.3%) 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 6,240 litres a year, or £8,736. A gap this size is outside the 10% tolerance of declared figures.
