Iveco X-Way, 387 kW, 4x2 tractor unit and MAN TGS 18.520 4x2 side by side
Specification
Iveco X-Way, 387 kW, 4x2 tractor unit
MAN TGS 18.520 4x2
Vehicle form
Tractor unit (BC)Registered
Tractor unit (BC)Registered
Axle configuration
4×2Declared
4×2Declared
Registered new
2022–2023Registeredcentral 90% of records
2023Registeredcentral 90% of records
Engine power
387 kWDeclared
382 kWDeclared
Engine displacement
12.9 litresDeclared
12.4 litresDeclared
Gearbox
automatedDeclared
automated, manualDeclared
Emission class
Not recorded
EURO VI ERegistered
Gross vehicle weight
20,000–20,500 kgDeclaredmedian 20,500 kg, across 101 declared configurations
20,500 kgRegistered
Kerb weight
Not recorded
7,828 kgRegistered
Wheelbase
Not recorded
3,900 mmRegistered
Overall length
Not recorded
6,280 mmRegistered
Overall height
Not recorded
3,900 mmRegistered
Declared fuel, long haul
35.2 l/100 km Declaredmedian; 30.8–39.7 l/100 km across 56 declared configurations
28.9 l/100 km Declaredmedian; 28.4–34 l/100 km across 37 declared configurations
CO₂ per tonne-km
47.78 g Declaredmedian; 41.76–53.8 g
39.22 g Declaredmedian; 38.54–46.08 g
Fuel and CO₂: long haul at 19.3 t, 2022 declarations.
What the numbers actually say
The MAN TGS 18.520 4x2 declared 6.3 l/100 km less (21.7%) 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 7,560 litres a year, or £10,584. A gap this size is outside the 10% tolerance of declared figures.
