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

Scania R 420 A6x2/4 vs Volvo FM, 308 kW, 6x2 tractor unit

Scania R 420 A6x2/4

2023 · 309 kW
26.3l/100 km
median; 26.3–27 across 3 declared configurations

Volvo FM, 308 kW, 6x2 tractor unit

2013–2019 · 308 kW
39.2l/100 km
median; 35.2–39.9 across 3 declared configurations
Scania R 420 A6x2/4 and Volvo FM, 308 kW, 6x2 tractor unit side by side
SpecificationScania R 420 A6x2/4Volvo FM, 308 kW, 6x2 tractor unit
Vehicle formTractor unit for semi-trailer (BC)RegisteredTractor unit for semi-trailer (BC)Registered
Axle configuration6×2Declared6×2Declared
Registered new2023Registeredcentral 90% of records2013–2019Registeredcentral 90% of records
Engine power309 kWDeclared308 kWDeclared
Engine displacement12.7 litresDeclared10.8 litresDeclared
GearboxautomatedDeclaredautomatedDeclared
Emission classNot recordedEURO 5, EURO 6, EURO VI B, EURO VI CRegistered
Gross vehicle weight26,500–28,000 kgDeclaredmedian 27,000 kg, across 7 declared configurations24,000–28,000 kgRegisteredmedian 24,500 kg, across 8 type-approval versions and 2 records without one
Kerb weightNot recorded7,353–8,600 kgRegisteredmedian 7,961 kg, over 18 registrations
WheelbaseNot recorded3,800–4,570 mmRegisteredmedian 3,800 mm, over 18 registrations
Overall lengthNot recorded5,990–7,200 mmRegisteredmedian 5,990 mm, over 18 registrations
Declared fuel, long haul26.3 l/100 km Declaredmedian; 26.3–27 l/100 km across 3 declared configurations39.2 l/100 km Declaredmedian; 35.2–39.9 l/100 km across 3 declared configurations
CO₂ per tonne-km35.72 g Declaredmedian; 35.65–36.67 g53.2 g Declaredmedian; 47.7–54.1 g

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

What the numbers actually say

We publish the table but give no verdict: they were not registered new in the same years.

R 420 A6x2/4 full specificationFM, 308 kW, 6x2 tractor unit full specification

Fuel over a year

120,000 km · assumed price
Scania R 420 A6x2/431,560 litres
£44,184 at the assumed price
Volvo FM, 308 kW, 6x2 tractor unit47,040 litres
£65,856 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.