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

Scania R 660 A6x2/4 vs Volvo FH, 552 kW, 6x2 tractor unit (2019–2023)

Lower declared fuel

Scania R 660 A6x2/4

2021–2023 · 485 kW
30.8l/100 km
median; 28.8–34.8 across 24 declared configurations

Volvo FH, 552 kW, 6x2 tractor unit (2019–2023)

2019–2023 · 552 kW
34.1l/100 km
median; 32.8–36.7 across 27 declared configurations
Scania R 660 A6x2/4 and Volvo FH, 552 kW, 6x2 tractor unit (2019–2023) side by side
SpecificationScania R 660 A6x2/4Volvo FH, 552 kW, 6x2 tractor unit (2019–2023)
Vehicle formTractor unit for semi-trailer (BC)RegisteredTractor unit for semi-trailer (BC)Registered
Axle configuration6×2Declared6×2Declared
Registered new2021–2023Registeredcentral 90% of records2019–2023Registeredcentral 90% of records
Engine power485 kWDeclared552 kWDeclared
Engine displacement16.4 litresDeclared16.1 litresDeclared
GearboxautomatedDeclaredautomatedDeclared
Gross vehicle weight25,800–28,000 kgDeclaredmedian 27,000 kg, across 44 declared configurations23,500–32,500 kgDeclaredmedian 27,000 kg, across 105 declared configurations
Declared fuel, long haul30.8 l/100 km Declaredmedian; 28.8–34.8 l/100 km across 24 declared configurations34.1 l/100 km Declaredmedian; 32.8–36.7 l/100 km across 27 declared configurations
CO₂ per tonne-km41.71 g Declaredmedian; 39.09–47.1 g46.3 g Declaredmedian; 44.4–49.7 g

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

What the numbers actually say

The Scania R 660 A6x2/4 declared 3.3 l/100 km less (10.7%) 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 3,960 litres a year, or £5,544. A gap this size is outside the 10% tolerance of declared figures.

R 660 A6x2/4 full specificationFH, 552 kW, 6x2 tractor unit (2019–2023) full specificationThe fuel ranking

Fuel over a year

120,000 km · assumed price
Scania R 660 A6x2/436,960 litres
£51,744 at the assumed price
Volvo FH, 552 kW, 6x2 tractor unit (2019–2023)40,920 litres
£57,288 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.