median; 28.5–39.2 across 18 declared configurations
Iveco S-Way, 375 kW, 4x2 rigid truck and MAN TGS 18.510 4x2, rigid truck (2020–2023) side by side
Specification
Iveco S-Way, 375 kW, 4x2 rigid truck
MAN TGS 18.510 4x2, rigid truck (2020–2023)
Vehicle form
Truck (BA)Registered
Truck (BA)Registered
Axle configuration
4×2Declared
4×2Declared
Registered new
2020–2022Registeredcentral 90% of records
2020–2023Registeredcentral 90% of records
Engine power
375 kWDeclared
375 kWDeclared
Engine displacement
12.9 litresDeclared
12.4 litresDeclared
Gearbox
automatedDeclared
automated, manualDeclared
Gross vehicle weight
20,000 kgDeclared
18,000–21,000 kgDeclaredmedian 20,500 kg, across 87 declared configurations
Declared fuel, long haul
34.5 l/100 km Declaredmedian; across 1 declared configuration
30.5 l/100 km Declaredmedian; 28.5–39.2 l/100 km across 18 declared configurations
CO₂ per tonne-km
64.4 g Declaredmedian
56.93 g Declaredmedian; 53.21–73.23 g
Fuel and CO₂: long haul at 14 t, 2022 declarations.
What the numbers actually say
The MAN TGS 18.510 4x2, rigid truck (2020–2023) declared 4 l/100 km less (13.1%) on the long haul at 14 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.
