Comparison · 4×2 tractor unit · long haul at 19.3 t

Scania G 540 A4x2 vs Scania R 540 A4x2, tractor unit (2020–2022)

Scania G 540 A4x2

2020–2022 · 397 kW
36.6l/100 km
median; across 1 declared configurations
Lower declared fuel

Scania R 540 A4x2, tractor unit (2020–2022)

2020–2022 · 397 kW
29.3l/100 km
median; 26.6–34.6 across 98 declared configurations
Scania G 540 A4x2 and Scania R 540 A4x2, tractor unit (2020–2022) side by side
SpecificationScania G 540 A4x2Scania R 540 A4x2, tractor unit (2020–2022)
Vehicle formTractor unit for semi-trailer (BC)RegisteredTractor unit for semi-trailer (BC)Registered
Axle configuration4×2Declared4×2Declared
Registered new2020–2022Registeredcentral 90% of records2020–2022Registeredcentral 90% of records
Engine power397 kWDeclared397 kWDeclared
Engine displacement12.7 litresDeclared12.7 litresDeclared
GearboxautomatedDeclaredautomatedDeclared
Emission classNot recordedEURO VI D, EURO VI ERegistered
Gross vehicle weight19,000–23,000 kgDeclaredmedian 19,000 kg, across 17 declared configurations19,000–22,000 kgRegisteredmedian 20,500 kg, across 10 type-approval versions and 8 records without one
Kerb weightNot recorded7,440–9,024 kgRegisteredmedian 8,245 kg, over 34 registrations
WheelbaseNot recorded3,600–3,950 mmRegisteredmedian 3,750 mm, over 34 registrations
Overall lengthNot recorded5,810–6,950 mmRegisteredmedian 5,960 mm, over 34 registrations
Overall heightNot recorded3,460–4,000 mmRegisteredmedian 3,840 mm, over 16 registrations
Declared fuel, long haul36.6 l/100 km Declaredmedian; across 1 declared configuration29.3 l/100 km Declaredmedian; 26.6–34.6 l/100 km across 98 declared configurations
CO₂ per tonne-km49.68 g Declaredmedian39.7 g Declaredmedian; 36.12–46.84 g

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

What the numbers actually say

The Scania R 540 A4x2, tractor unit (2020–2022) declared 7.3 l/100 km less (24.9%) 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 8,760 litres a year, or £12,264. A gap this size is outside the 10% tolerance of declared figures.

Fuel over a year

120,000 km · assumed price
Scania G 540 A4x243,920 litres
£61,488 at the assumed price
Scania R 540 A4x2, tractor unit (2020–2022)35,160 litres
£49,224 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.