Comparison · 6×4 lorry · long haul at 19.3 t

Mercedes-Benz Actros, 265 kW, 6x4 rigid lorry vs Mercedes-Benz Arocs, 265 kW, 6x4 rigid lorry

Mercedes-Benz Actros, 265 kW, 6x4 rigid lorry

2012–2022 · 265 kW
38.3l/100 km
median; 38.3–41.2 across 2 declared configurations

Mercedes-Benz Arocs, 265 kW, 6x4 rigid lorry

2015–2023 · 265 kW
40.9l/100 km
median; 40.9–47.8 across 2 declared configurations
Mercedes-Benz Actros, 265 kW, 6x4 rigid lorry and Mercedes-Benz Arocs, 265 kW, 6x4 rigid lorry side by side
SpecificationMercedes-Benz Actros, 265 kW, 6x4 rigid lorryMercedes-Benz Arocs, 265 kW, 6x4 rigid lorry
Vehicle formLorry (BA)RegisteredLorry (BA)Registered
Axle configuration6×4Declared6×4Declared
Registered new2012–2022Registeredcentral 90% of records2015–2023Registeredcentral 90% of records
Engine power265 kWDeclared265 kWDeclared
Engine displacement10.7 litresDeclared10.7 litresDeclared
GearboxautomatedDeclaredautomatedDeclared
Emission classEURO VI ERegisteredEURO VI A, EURO VI C, EURO VI D, EURO VI ERegistered
Gross vehicle weight26,000–28,000 kgRegisteredmedian 26,000 kg, over 2 registrations27,500–28,000 kgRegisteredmedian 28,000 kg, over 20 registrations
Kerb weight13,173–21,087 kgRegisteredmedian 13,173 kg, over 2 registrations17,795–27,600 kgRegisteredmedian 23,600 kg, over 20 registrations
Wheelbase4,940–5,650 mmRegisteredmedian 4,940 mm, over 2 registrations5,250–6,750 mmRegisteredmedian 5,550 mm, over 20 registrations
Overall length8,350–9,170 mmRegisteredmedian 8,350 mm, over 2 registrations8,750–11,320 mmRegisteredmedian 9,970 mm, over 20 registrations
Overall height3,850 mmRegistered3,700–3,960 mmRegisteredmedian 3,850 mm, over 7 registrations
Declared fuel, long haul38.3 l/100 km Declaredmedian; 38.3–41.2 l/100 km across 2 declared configurations40.9 l/100 km Declaredmedian; 40.9–47.8 l/100 km across 2 declared configurations
CO₂ per tonne-km51.9 g Declaredmedian; 51.9–55.9 g55.4 g Declaredmedian; 55.4–64.8 g

Fuel and CO₂: long haul at 19.3 t, 2021 declarations.

What the numbers actually say

There is 2.6 l/100 km between these two (6.7%). That is inside the 10% tolerance of declared figures, so on fuel alone neither is the better choice: at 120,000 km a year and an assumed £1.40 a litre the gap would be about 3,120 litres a year (£4,368). The declared figures for one of them alone span 6.9 l/100 km across its configurations, so the specification ordered matters more than the choice between these two.

Fuel over a year

120,000 km · assumed price
Mercedes-Benz Actros, 265 kW, 6x4 rigid lorry45,960 litres
£64,344 at the assumed price
Mercedes-Benz Arocs, 265 kW, 6x4 rigid lorry49,080 litres
£68,712 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.