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

DAF XG 450 FT vs Volvo FM, 323 kW, 4x2 tractor unit (2019–2023)

Lower declared fuel

DAF XG 450 FT

2022–2025 · 330 kW
27.8l/100 km
median; 26.2–30.8 across 202 declared configurations

Volvo FM, 323 kW, 4x2 tractor unit (2019–2023)

2019–2023 · 323 kW
30.6l/100 km
median; 27.4–37.6 across 71 declared configurations
DAF XG 450 FT and Volvo FM, 323 kW, 4x2 tractor unit (2019–2023) side by side
SpecificationDAF XG 450 FTVolvo FM, 323 kW, 4x2 tractor unit (2019–2023)
Vehicle formTractor unit for semi-trailer (BC)RegisteredTractor unit for semi-trailer (BC)Registered
Axle configuration4×2Declared4×2Declared
Registered new2022–2025Registeredcentral 90% of records2019–2023Registeredcentral 90% of records
Engine power330 kWDeclared323 kWDeclared
Engine displacement10.8 litresDeclared10.8 litresDeclared
GearboxautomatedDeclaredautomatedDeclared
Emission classEURO VI ERegisteredEURO 6, EURO VI D, EURO VI ERegistered
Gross vehicle weight19,000–20,500 kgRegisteredmedian 20,500 kg, across 32 type-approval versions and 41 records without one18,600–22,000 kgRegisteredmedian 21,000 kg, across 23 type-approval versions and 4 records without one
Kerb weight7,317–8,476 kgRegisteredmedian 7,793 kg, over 346 registrations6,639–7,979 kgRegisteredmedian 7,222 kg, over 109 registrations
Wheelbase4,000 mmRegistered3,600–3,800 mmRegisteredmedian 3,800 mm, over 109 registrations
Overall length6,280–6,620 mmRegisteredmedian 6,400 mm, over 346 registrations5,790–6,210 mmRegisteredmedian 5,990 mm, over 109 registrations
Overall height3,800–4,000 mmRegisteredmedian 3,930 mm, over 103 registrations2,950–3,910 mmRegisteredmedian 3,590 mm, over 40 registrations
Declared fuel, long haul27.8 l/100 km Declaredmedian; 26.2–30.8 l/100 km across 202 declared configurations30.6 l/100 km Declaredmedian; 27.4–37.6 l/100 km across 71 declared configurations
CO₂ per tonne-km37.62 g Declaredmedian; 35.55–41.74 g41.48 g Declaredmedian; 37.2–51 g

Fuel and CO₂: long haul at 19.3 t, 2022 declarations.

What the numbers actually say

The DAF XG 450 FT declared 2.8 l/100 km less (10%) 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 3,360 litres a year, or £4,704. A gap this size is outside the 10% tolerance of declared figures.

XG 450 FT full specificationFM, 323 kW, 4x2 tractor unit (2019–2023) full specificationThe fuel ranking

Fuel over a year

120,000 km · assumed price
DAF XG 450 FT33,360 litres
£46,704 at the assumed price
Volvo FM, 323 kW, 4x2 tractor unit (2019–2023)36,720 litres
£51,408 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.