Comparison · 6×2 tractor unit · long haul at 19.3 t

Mercedes-Benz Actros, 460 kW, 6x2 tractor unit vs Scania S 660 A6x2/2

Mercedes-Benz Actros, 460 kW, 6x2 tractor unit

2015–2024 · 460 kW
33.7l/100 km
median; 32.7–36.8 across 26 declared configurations
Lower declared fuel

Scania S 660 A6x2/2

2022–2023 · 485 kW
29.9l/100 km
median; 28.6–32.2 across 17 declared configurations
Mercedes-Benz Actros, 460 kW, 6x2 tractor unit and Scania S 660 A6x2/2 side by side
SpecificationMercedes-Benz Actros, 460 kW, 6x2 tractor unitScania S 660 A6x2/2
Vehicle formTractor unit for semi-trailer (BC)RegisteredTractor unit for semi-trailer (BC)Registered
Axle configuration6×2Declared6×2Declared
Registered new2015–2024Registeredcentral 90% of records2022–2023Registeredcentral 90% of records
Engine power460 kWDeclared485 kWDeclared
Engine displacement15.6 litresDeclared16.4 litresDeclared
GearboxautomatedDeclaredautomatedDeclared
Emission classEURO VI, EURO VI A, EURO VI D, EURO VI ERegisteredNot recorded
Gross vehicle weight25,000–27,000 kgRegisteredmedian 26,400 kg, across 15 type-approval versions and 27 records without one24,000–28,000 kgDeclaredmedian 24,300 kg, across 79 declared configurations
Kerb weight8,877–9,917 kgRegisteredmedian 9,159 kg, over 44 registrationsNot recorded
Wheelbase4,000 mmRegisteredNot recorded
Overall length6,450–6,550 mmRegisteredmedian 6,460 mm, over 44 registrationsNot recorded
Overall height3,440–4,000 mmRegisteredmedian 3,970 mm, over 25 registrationsNot recorded
Declared fuel, long haul33.7 l/100 km Declaredmedian; 32.7–36.8 l/100 km across 26 declared configurations29.9 l/100 km Declaredmedian; 28.6–32.2 l/100 km across 17 declared configurations
CO₂ per tonne-km45.69 g Declaredmedian; 44.36–49.9 g40.59 g Declaredmedian; 38.72–43.7 g

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

What the numbers actually say

The Scania S 660 A6x2/2 declared 3.8 l/100 km less (12.7%) 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 4,560 litres a year, or £6,384. A gap this size is outside the 10% tolerance of declared figures.

Fuel over a year

120,000 km · assumed price
Mercedes-Benz Actros, 460 kW, 6x2 tractor unit40,440 litres
£56,616 at the assumed price
Scania S 660 A6x2/235,880 litres
£50,232 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.