Comparison · 4×2 lorry · long haul at 14 t

Iveco S-Way, 251 kW, 4x2 rigid lorry vs Iveco X-Way, 251 kW, 4x2 rigid lorry

Iveco S-Way, 251 kW, 4x2 rigid lorry

2022–2023 · 251 kW
37.3l/100 km
median; 31.3–43.8 across 42 declared configurations
Lower declared fuel

Iveco X-Way, 251 kW, 4x2 rigid lorry

2022–2023 · 251 kW
32.9l/100 km
median; 32–38.6 across 6 declared configurations
Iveco S-Way, 251 kW, 4x2 rigid lorry and Iveco X-Way, 251 kW, 4x2 rigid lorry side by side
SpecificationIveco S-Way, 251 kW, 4x2 rigid lorryIveco X-Way, 251 kW, 4x2 rigid lorry
Vehicle formLorry (BA)RegisteredLorry (BA)Registered
Axle configuration4×2Declared4×2Declared
Registered new2022–2023Registeredcentral 90% of records2022–2023Registeredcentral 90% of records
Engine power251 kWDeclared251 kWDeclared
Engine displacement8.7 litresDeclared8.7 litresDeclared
Gearboxautomated, automatic, manualDeclaredautomated, automatic, manualDeclared
Gross vehicle weight20,000 kgDeclared20,000–20,500 kgDeclaredmedian 20,500 kg, across 18 declared configurations
Declared fuel, long haul37.3 l/100 km Declaredmedian; 31.3–43.8 l/100 km across 42 declared configurations32.9 l/100 km Declaredmedian; 32–38.6 l/100 km across 6 declared configurations
CO₂ per tonne-km69.68 g Declaredmedian; 58.56–81.8 g61.56 g Declaredmedian; 59.82–72.1 g

Fuel and CO₂: long haul at 14 t, 2022 declarations.

What the numbers actually say

The Iveco X-Way, 251 kW, 4x2 rigid lorry declared 4.4 l/100 km less (13.3%) 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 5,280 litres a year, or £7,392. A gap this size is outside the 10% tolerance of declared figures.

Fuel over a year

120,000 km · assumed price
Iveco S-Way, 251 kW, 4x2 rigid lorry44,760 litres
£62,664 at the assumed price
Iveco X-Way, 251 kW, 4x2 rigid lorry39,480 litres
£55,272 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.