Comparison · 6×2 lorry · long haul at 19.3 t

Iveco X-Way, 309 kW, 6x2 rigid lorry vs Mercedes-Benz Arocs, 310 kW, 6x2 rigid lorry

Iveco X-Way, 309 kW, 6x2 rigid lorry

2019–2023 · 309 kW
41.5l/100 km
median; 33.4–47.9 across 103 declared configurations
Lower declared fuel

Mercedes-Benz Arocs, 310 kW, 6x2 rigid lorry

2016–2023 · 310 kW
36.5l/100 km
median; 33–39.6 across 28 declared configurations
Iveco X-Way, 309 kW, 6x2 rigid lorry and Mercedes-Benz Arocs, 310 kW, 6x2 rigid lorry side by side
SpecificationIveco X-Way, 309 kW, 6x2 rigid lorryMercedes-Benz Arocs, 310 kW, 6x2 rigid lorry
Vehicle formLorry (BA)RegisteredLorry (BA)Registered
Axle configuration6×2Declared6×2Declared
Registered new2019–2023Registeredcentral 90% of records2016–2023Registeredcentral 90% of records
Engine power309 kWDeclared310 kWDeclared
Engine displacement11.1 litresDeclared12.8 litresDeclared
Gearboxautomated, manualDeclaredautomated, manualDeclared
Emission classNot recordedEURO VI ARegistered
Gross vehicle weight26,500–28,000 kgDeclaredmedian 27,500 kg, across 443 declared configurations27,000–28,000 kgRegisteredmedian 27,000 kg, over 7 registrations
Kerb weightNot recorded17,360–20,100 kgRegisteredmedian 18,235 kg, over 7 registrations
WheelbaseNot recorded5,550–6,150 mmRegisteredmedian 6,150 mm, over 7 registrations
Overall lengthNot recorded9,840–10,600 mmRegisteredmedian 9,950 mm, over 7 registrations
Declared fuel, long haul41.5 l/100 km Declaredmedian; 33.4–47.9 l/100 km across 103 declared configurations36.5 l/100 km Declaredmedian; 33–39.6 l/100 km across 28 declared configurations
CO₂ per tonne-km56.2 g Declaredmedian; 45.24–64.9 g49.51 g Declaredmedian; 44.77–53.7 g

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

What the numbers actually say

The Mercedes-Benz Arocs, 310 kW, 6x2 rigid lorry declared 5 l/100 km less (13.6%) 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 6,000 litres a year, or £8,400. A gap this size is outside the 10% tolerance of declared figures.

Fuel over a year

120,000 km · assumed price
Iveco X-Way, 309 kW, 6x2 rigid lorry49,800 litres
£69,720 at the assumed price
Mercedes-Benz Arocs, 310 kW, 6x2 rigid lorry43,800 litres
£61,320 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.