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

DAF XF 430 FT, tractor unit (2018–2022) vs Mercedes-Benz Arocs, 315 kW, 4x2 tractor unit

Lower declared fuel

DAF XF 430 FT, tractor unit (2018–2022)

2018–2022 · 315 kW
30.2l/100 km
median; 26.3–39.5 across 103 declared configurations

Mercedes-Benz Arocs, 315 kW, 4x2 tractor unit

2018–2023 · 315 kW
35.4l/100 km
median; 35.3–37.6 across 5 declared configurations
DAF XF 430 FT, tractor unit (2018–2022) and Mercedes-Benz Arocs, 315 kW, 4x2 tractor unit side by side
SpecificationDAF XF 430 FT, tractor unit (2018–2022)Mercedes-Benz Arocs, 315 kW, 4x2 tractor unit
Vehicle formTractor unit for semi-trailer (BC)RegisteredTractor unit for semi-trailer (BC)Registered
Axle configuration4×2Declared4×2Declared
Registered new2018–2022Registeredcentral 90% of records2018–2023Registeredcentral 90% of records
Engine power315 kWDeclared315 kWDeclared
Engine displacement12.9 litresDeclared10.7 litresDeclared
Gearboxautomated, manualDeclaredautomated, manualDeclared
Emission classEURO VI, EURO VI C, EURO VI D, EURO VI ERegisteredEURO 6, EURO VI CRegistered
Gross vehicle weight19,000–20,500 kgRegisteredmedian 20,500 kg, across 21 type-approval versions and 13 records without one22,000–23,000 kgRegisteredmedian 22,000 kg, over 2 registrations
Kerb weight7,447–14,065 kgRegisteredmedian 8,055 kg, over 198 registrations7,925–13,300 kgRegisteredmedian 7,925 kg, over 2 registrations
Wheelbase3,600–4,300 mmRegisteredmedian 3,800 mm, over 198 registrations3,610–3,900 mmRegisteredmedian 3,610 mm, over 2 registrations
Overall length5,720–6,620 mmRegisteredmedian 6,040 mm, over 198 registrations6,150–6,460 mmRegisteredmedian 6,150 mm, over 2 registrations
Declared fuel, long haul30.2 l/100 km Declaredmedian; 26.3–39.5 l/100 km across 103 declared configurations35.4 l/100 km Declaredmedian; 35.3–37.6 l/100 km across 5 declared configurations
CO₂ per tonne-km40.9 g Declaredmedian; 35.61–53.6 g48 g Declaredmedian; 47.92–51 g

Fuel and CO₂: long haul at 19.3 t, 2021 declarations.

What the numbers actually say

The DAF XF 430 FT, tractor unit (2018–2022) declared 5.2 l/100 km less (17.2%) on the long haul at 19.3 t, 2021 declarations. At 120,000 km a year and an assumed £1.40 a litre, that is about 6,240 litres a year, or £8,736. A gap this size is outside the 10% tolerance of declared figures.

XF 430 FT, tractor unit (2018–2022) full specificationArocs, 315 kW, 4x2 tractor unit full specificationThe fuel ranking

Fuel over a year

120,000 km · assumed price
DAF XF 430 FT, tractor unit (2018–2022)36,240 litres
£50,736 at the assumed price
Mercedes-Benz Arocs, 315 kW, 4x2 tractor unit42,480 litres
£59,472 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.