median; 33.1–41.5 across 2 declared configurations
DAF XG 530 FTG and Mercedes-Benz Arocs, 390 kW, 6x2 tractor unit side by side
Specification
DAF XG 530 FTG
Mercedes-Benz Arocs, 390 kW, 6x2 tractor unit
Vehicle form
Tractor unit (BC)Registered
Tractor unit (BC)Registered
Axle configuration
6×2Declared
6×2Declared
Registered new
2022–2026Registeredcentral 90% of records
2019–2026Registeredcentral 90% of records
Engine power
390 kWDeclared
390 kWDeclared
Engine displacement
12.9 litresDeclared
12.8 litresDeclared
Gearbox
automatedDeclared
automatedDeclared
Emission class
EURO VI ERegistered
EURO VI ERegistered
Gross vehicle weight
27,000–28,000 kgRegisteredmedian 27,000 kg, across 10 type-approval versions and 16 records without one
28,000 kgRegistered
Kerb weight
8,569–9,565 kgRegisteredmedian 9,144 kg, over 161 registrations
17,080–17,593 kgRegisteredmedian 17,080 kg, over 2 registrations
Wheelbase
3,950–4,150 mmRegisteredmedian 4,150 mm, over 161 registrations
4,800–5,660 mmRegisteredmedian 4,800 mm, over 2 registrations
Overall length
6,470–6,700 mmRegisteredmedian 6,670 mm, over 161 registrations
7,750–7,850 mmRegisteredmedian 7,750 mm, over 2 registrations
Overall height
3,790–4,000 mmRegisteredmedian 3,930 mm, over 68 registrations
3,800–3,950 mmRegisteredmedian 3,800 mm, over 2 registrations
Declared fuel, long haul
30 l/100 km Declaredmedian; 29.3–31 l/100 km across 38 declared configurations
33.1 l/100 km Declaredmedian; 33.1–41.5 l/100 km across 2 declared configurations
CO₂ per tonne-km
40.65 g Declaredmedian; 39.72–42.04 g
44.92 g Declaredmedian; 44.92–56.3 g
Fuel and CO₂: long haul at 19.3 t, 2022 declarations.
What the numbers actually say
The DAF XG 530 FTG declared 3.1 l/100 km less (10.3%) 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 3,720 litres a year, or £5,208. A gap this size is outside the 10% tolerance of declared figures.