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

MAN TGS 18.330 4x2, rigid lorry (2019–2023) vs Volvo FMX, 251 kW, 4x2 rigid lorry

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

Volvo FMX, 251 kW, 4x2 rigid lorry

2021–2023 · 251 kW
33l/100 km
median; 31.1–36.5 across 12 declared configurations
MAN TGS 18.330 4x2, rigid lorry (2019–2023) and Volvo FMX, 251 kW, 4x2 rigid lorry side by side
SpecificationMAN TGS 18.330 4x2, rigid lorry (2019–2023)Volvo FMX, 251 kW, 4x2 rigid lorry
Vehicle formLorry (BA)RegisteredLorry (BA)Registered
Axle configuration4×2Declared4×2Declared
Registered new2019–2023Registeredcentral 90% of records2021–2023Registeredcentral 90% of records
Engine power243 kWDeclared251 kWDeclared
Engine displacement9 litresDeclared10.8 litresDeclared
Gearboxautomated, manualDeclaredautomated, automaticDeclared
Emission classNot recordedEURO VI ERegistered
Gross vehicle weight17,000–21,000 kgDeclaredmedian 19,000 kg, across 380 declared configurations22,000 kgRegistered
Kerb weightNot recorded10,803 kgRegistered
WheelbaseNot recorded3,700 mmRegistered
Overall lengthNot recorded6,750 mmRegistered
Overall heightNot recorded3,570 mmRegistered
Declared fuel, long haul30.4 l/100 km Declaredmedian; 29–38.4 l/100 km across 52 declared configurations33 l/100 km Declaredmedian; 31.1–36.5 l/100 km across 12 declared configurations
CO₂ per tonne-km56.77 g Declaredmedian; 54.2–71.9 g61.8 g Declaredmedian; 58.21–68.2 g

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

What the numbers actually say

There is 2.6 l/100 km between these two (8.5%). 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 9.4 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
MAN TGS 18.330 4x2, rigid lorry (2019–2023)36,480 litres
£51,072 at the assumed price
Volvo FMX, 251 kW, 4x2 rigid lorry39,600 litres
£55,440 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.