Comparison · 6×4 tractor unit · long haul at 19.3 t

DAF XF 480 FTT vs Mercedes-Benz Arocs, 350 kW, 6x4 tractor unit

Lower declared fuel

DAF XF 480 FTT

2020–2023 · 355 kW
36.7l/100 km
median; 36.6–39.9 across 4 declared configurations

Mercedes-Benz Arocs, 350 kW, 6x4 tractor unit

2015–2023 · 350 kW
40.6l/100 km
median; 38.8–40.7 across 4 declared configurations
DAF XF 480 FTT and Mercedes-Benz Arocs, 350 kW, 6x4 tractor unit side by side
SpecificationDAF XF 480 FTTMercedes-Benz Arocs, 350 kW, 6x4 tractor unit
Vehicle formTractor unit for semi-trailer (BC)RegisteredTractor unit for semi-trailer (BC)Registered
Axle configuration6×4Declared6×4Declared
Registered new2020–2023Registeredcentral 90% of records2015–2023Registeredcentral 90% of records
Engine power355 kWDeclared350 kWDeclared
Engine displacement12.9 litresDeclared12.8 litresDeclared
GearboxautomatedDeclaredautomatedDeclared
Emission classNot recordedEURO 6, EURO VI DRegistered
Gross vehicle weight29,000–34,000 kgDeclaredmedian 33,000 kg, across 10 declared configurations28,000 kgRegistered
Kerb weightNot recorded9,354–21,448 kgRegisteredmedian 9,354 kg, over 2 registrations
WheelbaseNot recorded4,650–4,950 mmRegisteredmedian 4,650 mm, over 2 registrations
Overall lengthNot recorded6,910–8,200 mmRegisteredmedian 6,910 mm, over 2 registrations
Declared fuel, long haul36.7 l/100 km Declaredmedian; 36.6–39.9 l/100 km across 4 declared configurations40.6 l/100 km Declaredmedian; 38.8–40.7 l/100 km across 4 declared configurations
CO₂ per tonne-km49.73 g Declaredmedian; 49.69–54.1 g55.01 g Declaredmedian; 52.63–55.12 g

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

What the numbers actually say

The DAF XF 480 FTT declared 3.9 l/100 km less (10.6%) 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 4,680 litres a year, or £6,552. A gap this size is outside the 10% tolerance of declared figures.

Fuel over a year

120,000 km · assumed price
DAF XF 480 FTT44,040 litres
£61,656 at the assumed price
Mercedes-Benz Arocs, 350 kW, 6x4 tractor unit48,720 litres
£68,208 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.