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

Iveco Stralis, 243 kW, 4x2 rigid lorry, 8.7 L (2019–2021) vs MAN TGS 18.330 4x2, rigid lorry (2019–2023)

Iveco Stralis, 243 kW, 4x2 rigid lorry, 8.7 L (2019–2021)

2019–2021 · 243 kW
35.8l/100 km
median; 34.3–36.1 across 3 declared configurations
Lower declared fuel

MAN TGS 18.330 4x2, rigid lorry (2019–2023)

2019–2023 · 243 kW
30.4l/100 km
median; 29–38.4 across 52 declared configurations
Iveco Stralis, 243 kW, 4x2 rigid lorry, 8.7 L (2019–2021) and MAN TGS 18.330 4x2, rigid lorry (2019–2023) side by side
SpecificationIveco Stralis, 243 kW, 4x2 rigid lorry, 8.7 L (2019–2021)MAN TGS 18.330 4x2, rigid lorry (2019–2023)
Vehicle formLorry (BA)RegisteredLorry (BA)Registered
Axle configuration4×2Declared4×2Declared
Registered new2019–2021Registeredcentral 90% of records2019–2023Registeredcentral 90% of records
Engine power243 kWDeclared243 kWDeclared
Engine displacement8.7 litresDeclared9 litresDeclared
Gearboxautomated, automatic, manualDeclaredautomated, manualDeclared
Gross vehicle weight18,000–20,000 kgDeclaredmedian 20,000 kg, across 44 declared configurations17,000–21,000 kgDeclaredmedian 19,000 kg, across 380 declared configurations
Declared fuel, long haul35.8 l/100 km Declaredmedian; 34.3–36.1 l/100 km across 3 declared configurations30.4 l/100 km Declaredmedian; 29–38.4 l/100 km across 52 declared configurations
CO₂ per tonne-km67 g Declaredmedian; 64.2–67.4 g56.77 g Declaredmedian; 54.2–71.9 g

Fuel and CO₂: long haul at 14 t, 2021 declarations.

What the numbers actually say

The MAN TGS 18.330 4x2, rigid lorry (2019–2023) declared 5.4 l/100 km less (17.7%) on the long haul at 14 t, 2021 declarations. At 120,000 km a year and an assumed £1.40 a litre, that is about 6,480 litres a year, or £9,072. A gap this size is outside the 10% tolerance of declared figures.

Fuel over a year

120,000 km · assumed price
Iveco Stralis, 243 kW, 4x2 rigid lorry, 8.7 L (2019–2021)42,960 litres
£60,144 at the assumed price
MAN TGS 18.330 4x2, rigid lorry (2019–2023)36,480 litres
£51,072 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.