median; 31.6–37.1 across 9 declared configurations
DAF XF 410 FT (from 2022) and Iveco S-Way, 294 kW, 4x2 tractor unit side by side
Specification
DAF XF 410 FT (from 2022)
Iveco S-Way, 294 kW, 4x2 tractor unit
Vehicle form
Tractor unit (BC)Registered
Tractor unit (BC)Registered
Axle configuration
4×2Declared
4×2Declared
Registered new
2022–2026Registeredcentral 90% of records
2020–2023Registeredcentral 90% of records
Engine power
300 kWDeclared
294 kWDeclared
Engine displacement
10.8 litresDeclared
8.7 litresDeclared
Gearbox
automatedDeclared
automatedDeclared
Emission class
EURO VI ERegistered
Not recorded
Gross vehicle weight
19,000–20,500 kgRegisteredmedian 20,500 kg, across 16 type-approval versions and 6 records without one
19,000–20,000 kgDeclaredmedian 20,000 kg, across 31 declared configurations
Kerb weight
7,139–8,113 kgRegisteredmedian 7,407 kg, over 124 registrations
Not recorded
Wheelbase
3,600–3,800 mmRegisteredmedian 3,800 mm, over 124 registrations
Not recorded
Overall length
5,880–6,320 mmRegisteredmedian 6,080 mm, over 124 registrations
Not recorded
Overall height
3,670–4,000 mmRegisteredmedian 3,820 mm, over 53 registrations
Not recorded
Declared fuel, long haul
26.1 l/100 km Declaredmedian; 26.1–29.9 l/100 km across 22 declared configurations
36 l/100 km Declaredmedian; 31.6–37.1 l/100 km across 9 declared configurations
CO₂ per tonne-km
35.42 g Declaredmedian; 35.35–40.57 g
48.81 g Declaredmedian; 42.78–50.3 g
Fuel and CO₂: long haul at 19.3 t, 2022 declarations.
What the numbers actually say
The DAF XF 410 FT (from 2022) declared 9.9 l/100 km less (37.9%) 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 11,880 litres a year, or £16,632. A gap this size is outside the 10% tolerance of declared figures.
