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

MAN TGM 19.320 4x2 vs Mercedes-Benz Arocs, 235 kW, 4x2 rigid lorry

MAN TGM 19.320 4x2

2019–2022 · 235 kW
34.4l/100 km
median; 34.4–35.8 across 2 declared configurations

Mercedes-Benz Arocs, 235 kW, 4x2 rigid lorry

2020–2023 · 235 kW
34l/100 km
median; 32.4–37.8 across 14 declared configurations
MAN TGM 19.320 4x2 and Mercedes-Benz Arocs, 235 kW, 4x2 rigid lorry side by side
SpecificationMAN TGM 19.320 4x2Mercedes-Benz Arocs, 235 kW, 4x2 rigid lorry
Vehicle formLorry (BA)RegisteredLorry (BA)Registered
Axle configuration4×2Declared4×2Declared
Registered new2019–2022Registeredcentral 90% of records2020–2023Registeredcentral 90% of records
Engine power235 kWDeclared235 kWDeclared
Engine displacement6.9 litresDeclared7.7 litresDeclared
Gearboxautomated, automatic, manualDeclaredautomatedDeclared
Emission classNot recordedEURO VI ARegistered
Gross vehicle weight19,000 kgDeclared20,500 kgRegistered
Kerb weightNot recorded11,845 kgRegistered
WheelbaseNot recorded3,900 mmRegistered
Overall lengthNot recorded7,500 mmRegistered
Overall heightNot recorded3,800 mmRegistered
Declared fuel, long haul34.4 l/100 km Declaredmedian; 34.4–35.8 l/100 km across 2 declared configurations34 l/100 km Declaredmedian; 32.4–37.8 l/100 km across 14 declared configurations
CO₂ per tonne-km64.32 g Declaredmedian; 64.32–66.87 g63.64 g Declaredmedian; 60.61–70.73 g

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

What the numbers actually say

There is 0.4 l/100 km between these two (1.1%). 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 480 litres a year (£672). The declared figures for one of them alone span 5.4 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 TGM 19.320 4x241,280 litres
£57,792 at the assumed price
Mercedes-Benz Arocs, 235 kW, 4x2 rigid lorry40,800 litres
£57,120 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.