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

Iveco S-Way, 294 kW, 4x2 rigid lorry vs Volvo FMX, 285 kW, 4x2 rigid lorry

Iveco S-Way, 294 kW, 4x2 rigid lorry

2021–2023 · 294 kW
34.8l/100 km
median; 30–39.2 across 26 declared configurations
Lower declared fuel

Volvo FMX, 285 kW, 4x2 rigid lorry

2021–2023 · 285 kW
31.3l/100 km
median; 29.8–37.7 across 22 declared configurations
Iveco S-Way, 294 kW, 4x2 rigid lorry and Volvo FMX, 285 kW, 4x2 rigid lorry side by side
SpecificationIveco S-Way, 294 kW, 4x2 rigid lorryVolvo FMX, 285 kW, 4x2 rigid lorry
Vehicle formLorry (BA)RegisteredLorry (BA)Registered
Axle configuration4×2Declared4×2Declared
Registered new2021–2023Registeredcentral 90% of records2021–2023Registeredcentral 90% of records
Engine power294 kWDeclared285 kWDeclared
Engine displacement8.7 litresDeclared10.8 litresDeclared
Gearboxautomated, manualDeclaredautomatedDeclared
Gross vehicle weight18,000–20,000 kgDeclaredmedian 20,000 kg, across 172 declared configurations20,500–23,000 kgDeclaredmedian 21,000 kg, across 64 declared configurations
Declared fuel, long haul34.8 l/100 km Declaredmedian; 30–39.2 l/100 km across 26 declared configurations31.3 l/100 km Declaredmedian; 29.8–37.7 l/100 km across 22 declared configurations
CO₂ per tonne-km64.95 g Declaredmedian; 56.04–73.3 g58.57 g Declaredmedian; 55.67–70.4 g

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

What the numbers actually say

The Volvo FMX, 285 kW, 4x2 rigid lorry declared 3.5 l/100 km less (11.1%) 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 4,200 litres a year, or £5,880. A gap this size is outside the 10% tolerance of declared figures.

Fuel over a year

120,000 km · assumed price
Iveco S-Way, 294 kW, 4x2 rigid lorry41,760 litres
£58,464 at the assumed price
Volvo FMX, 285 kW, 4x2 rigid lorry37,560 litres
£52,584 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.