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

Iveco Stralis, 375 kW, 4x2 tractor unit vs MAN TGS 18.510 4x2, tractor unit (2019–2023)

Iveco Stralis, 375 kW, 4x2 tractor unit

2019–2020 · 375 kW
33.4l/100 km
median; 32.6–33.9 across 4 declared configurations

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
Iveco Stralis, 375 kW, 4x2 tractor unit and MAN TGS 18.510 4x2, tractor unit (2019–2023) side by side
SpecificationIveco Stralis, 375 kW, 4x2 tractor unitMAN TGS 18.510 4x2, tractor unit (2019–2023)
Vehicle formTractor unit for semi-trailer (BC)RegisteredTractor unit for semi-trailer (BC)Registered
Axle configuration4×2Declared4×2Declared
Registered new2019–2020Registeredcentral 90% of records2019–2023Registeredcentral 90% of records
Engine power375 kWDeclared375 kWDeclared
Engine displacement12.9 litresDeclared12.4 litresDeclared
Gearboxautomated, manualDeclaredautomated, manualDeclared
Emission classNot recordedEURO VI DRegistered
Gross vehicle weight19,000–20,000 kgDeclaredmedian 20,000 kg, across 669 declared configurations20,500 kgRegistered
Kerb weightNot recorded8,030 kgRegistered
WheelbaseNot recorded3,600 mmRegistered
Overall lengthNot recorded5,900 mmRegistered
Declared fuel, long haul33.4 l/100 km Declaredmedian; 32.6–33.9 l/100 km across 4 declared configurations32.5 l/100 km Declaredmedian; 28.1–35.7 l/100 km across 213 declared configurations
CO₂ per tonne-km45.3 g Declaredmedian; 44.2–45.9 g44.01 g Declaredmedian; 38.1–48.5 g

Fuel and CO₂: long haul at 19.3 t, 2021 declarations.

What the numbers actually say

There is 0.9 l/100 km between these two (2.7%). 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 1,080 litres a year (£1,512). The declared figures for one of them alone span 7.6 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
Iveco Stralis, 375 kW, 4x2 tractor unit40,080 litres
£56,112 at the assumed price
MAN TGS 18.510 4x2, tractor unit (2019–2023)39,000 litres
£54,600 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.