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

DAF XD 370 FT vs DAF XF 370 FT

DAF XD 370 FT

2023–2026 · 270 kW
28l/100 km
median; 28–28.3 across 9 declared configurations

DAF XF 370 FT

2022–2024 · 270 kW
28.1l/100 km
median; 26.8–28.1 across 3 declared configurations
DAF XD 370 FT and DAF XF 370 FT side by side
SpecificationDAF XD 370 FTDAF XF 370 FT
Vehicle formTractor unit for semi-trailer (BC)RegisteredTractor unit for semi-trailer (BC)Registered
Axle configuration4×2Declared4×2Declared
Registered new2023–2026Registeredcentral 90% of records2022–2024Registeredcentral 90% of records
Engine power270 kWDeclared270 kWDeclared
Engine displacement10.8 litresDeclared10.8 litresDeclared
GearboxautomatedDeclaredautomatedDeclared
Emission classEURO VI ERegisteredEURO VI ERegistered
Gross vehicle weight19,000–20,500 kgRegisteredmedian 20,500 kg, across 11 type-approval versions and 5 records without one19,000–20,500 kgRegisteredmedian 20,500 kg, across 7 type-approval versions
Kerb weight6,869–12,939 kgRegisteredmedian 7,256 kg, over 57 registrations7,058–7,661 kgRegisteredmedian 7,139 kg, over 16 registrations
Wheelbase3,250–3,800 mmRegisteredmedian 3,800 mm, over 57 registrations3,600–3,800 mmRegisteredmedian 3,600 mm, over 16 registrations
Overall length5,530–6,350 mmRegisteredmedian 6,080 mm, over 57 registrations5,880–6,320 mmRegisteredmedian 5,880 mm, over 16 registrations
Overall height3,510–3,920 mmRegisteredmedian 3,540 mm, over 20 registrations3,820 mmRegistered
Declared fuel, long haul28 l/100 km Declaredmedian; 28–28.3 l/100 km across 9 declared configurations28.1 l/100 km Declaredmedian; 26.8–28.1 l/100 km across 3 declared configurations
CO₂ per tonne-km38.02 g Declaredmedian; 37.91–38.38 g38.05 g Declaredmedian; 36.4–38.17 g

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

What the numbers actually say

There is 0.1 l/100 km between these two (0.3%). 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 120 litres a year (£168). The declared figures for one of them alone span 1.3 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 370 FT33,600 litres
£47,040 at the assumed price
DAF XF 370 FT33,720 litres
£47,208 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.