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

Mercedes-Benz Actros, 375 kW, 6x4 tractor unit vs Scania S 500 A6x4

Mercedes-Benz Actros, 375 kW, 6x4 tractor unit

2020–2023 · 375 kW
39.3l/100 km
median; 33.8–43 across 25 declared configurations
Lower declared fuel

Scania S 500 A6x4

2018–2023 · 368 kW
29.4l/100 km
median; 28.7–30.2 across 5 declared configurations
Mercedes-Benz Actros, 375 kW, 6x4 tractor unit and Scania S 500 A6x4 side by side
SpecificationMercedes-Benz Actros, 375 kW, 6x4 tractor unitScania S 500 A6x4
Vehicle formTractor unit for semi-trailer (BC)RegisteredTractor unit for semi-trailer (BC)Registered
Axle configuration6×4Declared6×4Declared
Registered new2020–2023Registeredcentral 90% of records2018–2023Registeredcentral 90% of records
Engine power375 kWDeclared368 kWDeclared
Engine displacement12.8 litresDeclared12.7 litresDeclared
GearboxautomatedDeclaredautomatedDeclared
Emission classEURO VI, EURO VI A, EURO VI ERegisteredEURO VI CRegistered
Gross vehicle weight33,000 kgRegistered30,000–35,000 kgRegisteredmedian 30,000 kg, across 2 type-approval versions and 1 record without one
Kerb weight10,223–10,749 kgRegisteredmedian 10,302 kg, over 4 registrations9,799–10,548 kgRegisteredmedian 10,368 kg, over 4 registrations
Wheelbase4,750 mmRegistered4,500 mmRegistered
Overall length6,910–6,970 mmRegisteredmedian 6,970 mm, over 4 registrations6,710–6,870 mmRegisteredmedian 6,820 mm, over 4 registrations
Overall height3,840 mmRegisteredNot recorded
Declared fuel, long haul39.3 l/100 km Declaredmedian; 33.8–43 l/100 km across 25 declared configurations29.4 l/100 km Declaredmedian; 28.7–30.2 l/100 km across 5 declared configurations
CO₂ per tonne-km53.34 g Declaredmedian; 45.86–58.25 g39.82 g Declaredmedian; 38.87–40.95 g

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

What the numbers actually say

The Scania S 500 A6x4 declared 9.9 l/100 km less (33.6%) 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 11,880 litres a year, or £16,632. A gap this size is outside the 10% tolerance of declared figures.

Fuel over a year

120,000 km · assumed price
Mercedes-Benz Actros, 375 kW, 6x4 tractor unit47,160 litres
£66,024 at the assumed price
Scania S 500 A6x435,280 litres
£49,392 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.