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

DAF CF 530 FTT vs Mercedes-Benz Arocs, 390 kW, 6x4 tractor unit

DAF CF 530 FTT

2017–2022 · 390 kW
39.7l/100 km
median; 35.6–39.7 across 6 declared configurations

Mercedes-Benz Arocs, 390 kW, 6x4 tractor unit

2018–2023 · 390 kW
40.1l/100 km
median; 35.5–45.2 across 30 declared configurations
DAF CF 530 FTT and Mercedes-Benz Arocs, 390 kW, 6x4 tractor unit side by side
SpecificationDAF CF 530 FTTMercedes-Benz Arocs, 390 kW, 6x4 tractor unit
Vehicle formTractor unit for semi-trailer (BC)RegisteredTractor unit for semi-trailer (BC)Registered
Axle configuration6×4Declared6×4Declared
Registered new2017–2022Registeredcentral 90% of records2018–2023Registeredcentral 90% of records
Engine power390 kWDeclared390 kWDeclared
Engine displacement12.9 litresDeclared12.8 litresDeclared
Gearboxautomated, manualDeclaredautomated, manualDeclared
Emission classEURO VI C, EURO VI DRegisteredEURO VIRegistered
Gross vehicle weight27,000–33,000 kgRegisteredmedian 27,000 kg, across 1 type-approval version and 1 record without one33,000 kgRegistered
Kerb weight9,413–9,595 kgRegisteredmedian 9,413 kg, over 2 registrations10,287–10,351 kgRegisteredmedian 10,340 kg, over 9 registrations
Wheelbase4,600 mmRegistered4,800 mmRegistered
Overall length6,900–6,920 mmRegisteredmedian 6,900 mm, over 2 registrations7,060 mmRegistered
Declared fuel, long haul39.7 l/100 km Declaredmedian; 35.6–39.7 l/100 km across 6 declared configurations40.1 l/100 km Declaredmedian; 35.5–45.2 l/100 km across 30 declared configurations
CO₂ per tonne-km53.8 g Declaredmedian; 48.22–53.88 g54.32 g Declaredmedian; 48.18–61.22 g

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

What the numbers actually say

There is 0.4 l/100 km between these two (1%). 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 480 litres a year (£672). The declared figures for one of them alone span 9.7 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 CF 530 FTT47,640 litres
£66,696 at the assumed price
Mercedes-Benz Arocs, 390 kW, 6x4 tractor unit48,120 litres
£67,368 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.