Comparison · 6×4 lorry · long haul at 19.3 t

MAN TGS 26.510 6x4, 6x4, rigid lorry (2020–2023) vs Mercedes-Benz Arocs, 390 kW, 6x4 rigid lorry

Lower declared fuel

MAN TGS 26.510 6x4, 6x4, rigid lorry (2020–2023)

2020–2023 · 375 kW
37.7l/100 km
median; 36.4–42 across 13 declared configurations

Mercedes-Benz Arocs, 390 kW, 6x4 rigid lorry

2021–2023 · 390 kW
42.5l/100 km
median; 35.3–49.2 across 23 declared configurations
MAN TGS 26.510 6x4, 6x4, rigid lorry (2020–2023) and Mercedes-Benz Arocs, 390 kW, 6x4 rigid lorry side by side
SpecificationMAN TGS 26.510 6x4, 6x4, rigid lorry (2020–2023)Mercedes-Benz Arocs, 390 kW, 6x4 rigid lorry
Vehicle formLorry (BA)RegisteredLorry (BA)Registered
Axle configuration6×4Declared6×4Declared
Registered new2020–2023Registeredcentral 90% of records2021–2023Registeredcentral 90% of records
Engine power375 kWDeclared390 kWDeclared
Engine displacement12.4 litresDeclared12.8 litresDeclared
Gearboxautomated, manualDeclaredautomatedDeclared
Gross vehicle weight26,000–34,000 kgDeclaredmedian 28,000 kg, across 73 declared configurations26,000–35,800 kgDeclaredmedian 28,000 kg, across 79 declared configurations
Declared fuel, long haul37.7 l/100 km Declaredmedian; 36.4–42 l/100 km across 13 declared configurations42.5 l/100 km Declaredmedian; 35.3–49.2 l/100 km across 23 declared configurations
CO₂ per tonne-km51.12 g Declaredmedian; 49.41–56.9 g57.67 g Declaredmedian; 47.92–66.7 g

Fuel and CO₂: long haul at 19.3 t, 2022 declarations.

What the numbers actually say

The MAN TGS 26.510 6x4, 6x4, rigid lorry (2020–2023) declared 4.8 l/100 km less (12.7%) on the long haul at 19.3 t, 2022 declarations. At 120,000 km a year and an assumed £1.40 a litre, that is about 5,760 litres a year, or £8,064. A gap this size is outside the 10% tolerance of declared figures.

Fuel over a year

120,000 km · assumed price
MAN TGS 26.510 6x4, 6x4, rigid lorry (2020–2023)45,240 litres
£63,336 at the assumed price
Mercedes-Benz Arocs, 390 kW, 6x4 rigid lorry51,000 litres
£71,400 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.