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

DAF CF 450 FT, tractor unit (2018–2023) vs DAF XG+ 450 FT

DAF CF 450 FT, tractor unit (2018–2023)

2018–2023 · 330 kW
32.4l/100 km
median; 29.5–36.4 across 113 declared configurations
Lower declared fuel

DAF XG+ 450 FT

2022–2025 · 330 kW
28.6l/100 km
median; 26.1–29 across 56 declared configurations
DAF CF 450 FT, tractor unit (2018–2023) and DAF XG+ 450 FT side by side
SpecificationDAF CF 450 FT, tractor unit (2018–2023)DAF XG+ 450 FT
Vehicle formTractor unit for semi-trailer (BC)RegisteredTractor unit for semi-trailer (BC)Registered
Axle configuration4×2Declared4×2Declared
Registered new2018–2023Registeredcentral 90% of records2022–2025Registeredcentral 90% of records
Engine power330 kWDeclared330 kWDeclared
Engine displacement10.8 litresDeclared10.8 litresDeclared
Gearboxautomated, manualDeclaredautomatedDeclared
Emission classEURO VI, EURO VI C, EURO VI D, EURO VI ERegisteredEURO VI ERegistered
Gross vehicle weight19,000–21,500 kgRegisteredmedian 20,500 kg, across 45 type-approval versions and 62 records without one19,000–20,500 kgRegisteredmedian 20,500 kg, across 8 type-approval versions and 10 records without one
Kerb weight6,465–8,569 kgRegisteredmedian 7,429 kg, over 766 registrations7,536–8,360 kgRegisteredmedian 8,168 kg, over 102 registrations
Wheelbase3,250–4,000 mmRegisteredmedian 3,800 mm, over 766 registrations4,000 mmRegistered
Overall length5,610–7,070 mmRegisteredmedian 5,920 mm, over 766 registrations6,280–6,520 mmRegisteredmedian 6,520 mm, over 102 registrations
Overall height3,100–4,000 mmRegisteredmedian 4,000 mm, over 4 registrations3,850–4,000 mmRegisteredmedian 3,980 mm, over 26 registrations
Declared fuel, long haul32.4 l/100 km Declaredmedian; 29.5–36.4 l/100 km across 113 declared configurations28.6 l/100 km Declaredmedian; 26.1–29 l/100 km across 56 declared configurations
CO₂ per tonne-km43.92 g Declaredmedian; 40.03–49.39 g38.7 g Declaredmedian; 35.4–39.3 g

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

What the numbers actually say

The DAF XG+ 450 FT declared 3.8 l/100 km less (13.2%) 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 4,560 litres a year, or £6,384. A gap this size is outside the 10% tolerance of declared figures.

Fuel over a year

120,000 km · assumed price
DAF CF 450 FT, tractor unit (2018–2023)38,880 litres
£54,432 at the assumed price
DAF XG+ 450 FT34,320 litres
£48,048 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.