Comparison · 4×2 tractor unit · long haul at 19.3 t

MAN TGS 18.510 4x2, tractor unit (2019–2023) vs MAN TGX 18.520 4x2, tractor unit (from 2023)

MAN TGS 18.510 4x2, tractor unit (2019–2023)

2019–2023 · 375 kW
32.5l/100 km
median; 28.1–35.7 across 213 declared configurations
Lower declared fuel

MAN TGX 18.520 4x2, tractor unit (from 2023)

2023–2026 · 375–382 kW (median 382)
28.5l/100 km
median; 26.7–33.4 across 618 declared configurations
MAN TGS 18.510 4x2, tractor unit (2019–2023) and MAN TGX 18.520 4x2, tractor unit (from 2023) side by side
SpecificationMAN TGS 18.510 4x2, tractor unit (2019–2023)MAN TGX 18.520 4x2, tractor unit (from 2023)
Vehicle formTractor unit for semi-trailer (BC)RegisteredTractor unit for semi-trailer (BC)Registered
Axle configuration4×2Declared4×2Declared
Registered new2019–2023Registeredcentral 90% of records2023–2026Registeredcentral 90% of records
Engine power375 kWDeclared375–382 kWDeclaredmedian 382 kW, across 1,893 declared configurations
Engine displacement12.4 litresDeclared12.4 litresDeclared
Gearboxautomated, manualDeclaredautomated, manualDeclared
Emission classEURO VI DRegisteredEURO VI ERegistered
Gross vehicle weight20,500 kgRegistered18,000–21,000 kgRegisteredmedian 20,500 kg, across 42 type-approval versions and 26 records without one
Kerb weight8,030 kgRegistered7,557–8,832 kgRegisteredmedian 7,983 kg, over 536 registrations
Wheelbase3,600 mmRegistered3,600–3,900 mmRegisteredmedian 3,900 mm, over 536 registrations
Overall length5,900 mmRegistered5,880–6,280 mmRegisteredmedian 6,180 mm, over 536 registrations
Overall heightNot recorded3,330–4,000 mmRegisteredmedian 3,880 mm, over 516 registrations
Declared fuel, long haul32.5 l/100 km Declaredmedian; 28.1–35.7 l/100 km across 213 declared configurations28.5 l/100 km Declaredmedian; 26.7–33.4 l/100 km across 618 declared configurations
CO₂ per tonne-km44.01 g Declaredmedian; 38.1–48.5 g38.65 g Declaredmedian; 36.22–45.25 g

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

What the numbers actually say

The MAN TGX 18.520 4x2, tractor unit (from 2023) declared 4 l/100 km less (14%) 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 4,800 litres a year, or £6,720. A gap this size is outside the 10% tolerance of declared figures.

Fuel over a year

120,000 km · assumed price
MAN TGS 18.510 4x2, tractor unit (2019–2023)39,000 litres
£54,600 at the assumed price
MAN TGX 18.520 4x2, tractor unit (from 2023)34,200 litres
£47,880 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.