median; 28.2–34.2 across 35 declared configurations
DAF XG+ 450 FT and Scania P 450 A4x2, tractor unit (2019–2022) side by side
Specification
DAF XG+ 450 FT
Scania P 450 A4x2, tractor unit (2019–2022)
Vehicle form
Tractor unit (BC)Registered
Tractor unit (BC)Registered
Axle configuration
4×2Declared
4×2Declared
Registered new
2022–2025Registeredcentral 90% of records
2019–2022Registeredcentral 90% of records
Engine power
330 kWDeclared
331 kWDeclared
Engine displacement
10.8 litresDeclared
12.7 litresDeclared
Gearbox
automatedDeclared
automated, automatic, manualDeclared
Emission class
EURO VI ERegistered
EURO VI A, EURO VI C, EURO VI D, EURO VI ERegistered
Gross vehicle weight
19,000–20,500 kgRegisteredmedian 20,500 kg, across 8 type-approval versions and 10 records without one
18,600–22,000 kgRegisteredmedian 20,500 kg, across 7 type-approval versions and 7 records without one
Kerb weight
7,536–8,360 kgRegisteredmedian 8,168 kg, over 102 registrations
6,885–8,483 kgRegisteredmedian 7,544 kg, over 15 registrations
Wheelbase
4,000 mmRegistered
3,550–3,950 mmRegisteredmedian 3,700 mm, over 15 registrations
Overall length
6,280–6,520 mmRegisteredmedian 6,520 mm, over 102 registrations
5,800–6,100 mmRegisteredmedian 5,960 mm, over 15 registrations
Overall height
3,850–4,000 mmRegisteredmedian 3,980 mm, over 26 registrations
3,230–4,000 mmRegisteredmedian 3,500 mm, over 4 registrations
Declared fuel, long haul
28.6 l/100 km Declaredmedian; 26.1–29 l/100 km across 56 declared configurations
31.8 l/100 km Declaredmedian; 28.2–34.2 l/100 km across 35 declared configurations
CO₂ per tonne-km
38.7 g Declaredmedian; 35.4–39.3 g
43.09 g Declaredmedian; 38.24–46.33 g
Fuel and CO₂: long haul at 19.3 t, 2022 declarations.
What the numbers actually say
The DAF XG+ 450 FT declared 3.2 l/100 km less (11.1%) 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 3,840 litres a year, or £5,376. A gap this size is outside the 10% tolerance of declared figures.
