Comparison · 4×2 lorry · long haul at 14 t

Scania S 580 B4x2 vs Scania S 590 A4x2, lorry (2021–2023)

Scania S 580 B4x2

2017–2022 · 427 kW
31.7l/100 km
median; across 1 declared configurations

Scania S 590 A4x2, lorry (2021–2023)

2021–2023 · 434 kW
29.7l/100 km
median; 29.3–30.3 across 5 declared configurations
Scania S 580 B4x2 and Scania S 590 A4x2, lorry (2021–2023) side by side
SpecificationScania S 580 B4x2Scania S 590 A4x2, lorry (2021–2023)
Vehicle formLorry (BA)RegisteredLorry (BA)Registered
Axle configuration4×2Declared4×2Declared
Registered new2017–2022Registeredcentral 90% of records2021–2023Registeredcentral 90% of records
Engine power427 kWDeclared434 kWDeclared
Engine displacement16.4 litresDeclared16.4 litresDeclared
GearboxautomatedDeclaredautomatedDeclared
Emission classEURO VI C, EURO VI DRegisteredNot recorded
Gross vehicle weight18,000–22,000 kgRegisteredmedian 19,000 kg, over 4 registrations19,500–21,000 kgDeclaredmedian 19,500 kg, across 8 declared configurations
Kerb weight10,464–14,425 kgRegisteredmedian 11,800 kg, over 4 registrationsNot recorded
Wheelbase3,750–6,750 mmRegisteredmedian 4,950 mm, over 4 registrationsNot recorded
Overall length7,500–11,970 mmRegisteredmedian 8,890 mm, over 4 registrationsNot recorded
Overall height3,970 mmRegisteredNot recorded
Declared fuel, long haul31.7 l/100 km Declaredmedian; across 1 declared configuration29.7 l/100 km Declaredmedian; 29.3–30.3 l/100 km across 5 declared configurations
CO₂ per tonne-km59.2 g Declaredmedian40.31 g Declaredmedian; 39.72–41.04 g

Fuel and CO₂: long haul at 14 t, 2022 declarations.

What the numbers actually say

There is 2 l/100 km between these two (6.7%). 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 2,400 litres a year (£3,360).

Fuel over a year

120,000 km · assumed price
Scania S 580 B4x238,040 litres
£53,256 at the assumed price
Scania S 590 A4x2, lorry (2021–2023)35,640 litres
£49,896 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.