Comparison · 6×2 tractor unit · long haul at 19.3 t

DAF XD 450 FTG vs DAF XF 450 FTS

DAF XD 450 FTG

2022–2024 · 330 kW
29.1l/100 km
median; 28.5–36.1 across 9 declared configurations

DAF XF 450 FTS

2018–2023 · 330 kW
31.9l/100 km
median; 31.9–32 across 4 declared configurations
DAF XD 450 FTG and DAF XF 450 FTS side by side
SpecificationDAF XD 450 FTGDAF XF 450 FTS
Vehicle formTractor unit for semi-trailer (BC)RegisteredTractor unit for semi-trailer (BC)Registered
Axle configuration6×2Declared6×2Declared
Registered new2022–2024Registeredcentral 90% of records2018–2023Registeredcentral 90% of records
Engine power330 kWDeclared330 kWDeclared
Engine displacement10.8 litresDeclared10.8 litresDeclared
GearboxautomatedDeclaredautomatedDeclared
Emission classEURO VI ERegisteredEURO VI C, EURO VI DRegistered
Gross vehicle weight27,000–28,000 kgRegisteredmedian 27,000 kg, across 8 type-approval versions and 3 records without one27,000 kgRegistered
Kerb weight8,036–8,695 kgRegisteredmedian 8,369 kg, over 25 registrations9,183–9,261 kgRegisteredmedian 9,223 kg, over 3 registrations
Wheelbase3,950–4,150 mmRegisteredmedian 3,950 mm, over 25 registrations4,500 mmRegistered
Overall length6,400–6,670 mmRegisteredmedian 6,470 mm, over 25 registrations6,860 mmRegistered
Overall height3,630–3,840 mmRegisteredmedian 3,680 mm, over 7 registrationsNot recorded
Declared fuel, long haul29.1 l/100 km Declaredmedian; 28.5–36.1 l/100 km across 9 declared configurations31.9 l/100 km Declaredmedian; 31.9–32 l/100 km across 4 declared configurations
CO₂ per tonne-km39.51 g Declaredmedian; 38.66–49 g43.23 g Declaredmedian; 43.21–43.36 g

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

What the numbers actually say

There is 2.8 l/100 km between these two (9.6%). That is inside the 10% tolerance of declared figures, so on fuel alone neither is the better choice: at 120,000 km a year and an assumed £1.40 a litre the gap would be about 3,360 litres a year (£4,704). The declared figures for one of them alone span 7.6 l/100 km across its configurations, so the specification ordered matters more than the choice between these two.

Fuel over a year

120,000 km · assumed price
DAF XD 450 FTG34,920 litres
£48,888 at the assumed price
DAF XF 450 FTS38,280 litres
£53,592 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.