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

Scania R 650 A6x2, lorry (2019–2021) vs Scania R 650 B6x2*4

Scania R 650 A6x2, lorry (2019–2021)

2019–2021 · 478 kW

35.9l/100 km

median; across 1 declared configurations

Scania R 650 B6x2*4

2019–2022 · 478 kW

37.2l/100 km

median; across 1 declared configurations

Scania R 650 A6x2, lorry (2019–2021) and Scania R 650 B6x2*4 side by side
Specification	Scania R 650 A6x2, lorry (2019–2021)	Scania R 650 B6x2*4
Vehicle form	Lorry (BA)Registered	Lorry (BA)Registered
Axle configuration	6×2Declared	6×2Declared
Registered new	2019–2021Registeredcentral 90% of records	2019–2022Registeredcentral 90% of records
Engine power	478 kWDeclared	478 kWDeclared
Engine displacement	16.4 litresDeclared	16.4 litresDeclared
Gearbox	automated, manualDeclared	automated, manualDeclared
Emission class	Not recorded	EURO 6Registered
Gross vehicle weight	27,000–31,000 kgDeclaredmedian 27,000 kg, across 31 declared configurations	30,000 kgRegistered
Kerb weight	Not recorded	12,875 kgRegistered
Wheelbase	Not recorded	5,900 mmRegistered
Overall length	Not recorded	8,470 mmRegistered
Overall height	Not recorded	3,730 mmRegistered
Declared fuel, long haul	35.9 l/100 km Declaredmedian; across 1 declared configuration	37.2 l/100 km Declaredmedian; across 1 declared configuration
CO₂ per tonne-km	48.7 g Declaredmedian	50.5 g Declaredmedian

Fuel and CO₂: long haul at 19.3 t, 2021 declarations.

What the numbers actually say

There is 1.3 l/100 km between these two (3.6%). 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 1,560 litres a year (£2,184).

R 650 A6x2, lorry (2019–2021) full specification R 650 B6x2*4 full specification

Fuel over a year

120,000 km · assumed price

Scania R 650 A6x2, lorry (2019–2021)43,080 litres

£60,312 at the assumed price

Scania R 650 B6x2*444,640 litres

£62,496 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.