Comparison · 6×2 lorry · long haul at 19.3 t

Scania S 520 A6x2, lorry (2019–2020) vs Scania S 520 B6x2*4

Scania S 520 A6x2, lorry (2019–2020)

2019–2020 · 382 kW
32.8l/100 km
median; 32.2–33.7 across 10 declared configurations

Scania S 520 B6x2*4

2019–2021 · 382 kW
35.1l/100 km
median; across 2 declared configurations
Scania S 520 A6x2, lorry (2019–2020) and Scania S 520 B6x2*4 side by side
SpecificationScania S 520 A6x2, lorry (2019–2020)Scania S 520 B6x2*4
Vehicle formLorry (BA)RegisteredLorry (BA)Registered
Axle configuration6×2Declared6×2Declared
Registered new2019–2020Registeredcentral 90% of records2019–2021Registeredcentral 90% of records
Engine power382 kWDeclared382 kWDeclared
Engine displacement16.4 litresDeclared16.4 litresDeclared
GearboxautomatedDeclaredautomatedDeclared
Gross vehicle weight27,000–29,000 kgDeclaredmedian 27,000 kg, across 10 declared configurations26,500–30,000 kgDeclaredmedian 28,000 kg, across 99 declared configurations
Declared fuel, long haul32.8 l/100 km Declaredmedian; 32.2–33.7 l/100 km across 10 declared configurations35.1 l/100 km Declaredmedian; across 2 declared configurations
CO₂ per tonne-km44.4 g Declaredmedian; 43.6–45.6 g47.6 g Declaredmedian

Fuel and CO₂: long haul at 19.3 t, 2019 declarations.

What the numbers actually say

There is 2.3 l/100 km between these two (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 2,760 litres a year (£3,864).

Fuel over a year

120,000 km · assumed price
Scania S 520 A6x2, lorry (2019–2020)39,360 litres
£55,104 at the assumed price
Scania S 520 B6x2*442,120 litres
£58,968 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.