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

Scania R 660 A4x2 vs Scania S 730 A4x2

Scania R 660 A4x2

2021–2024 · 485 kW
29.5l/100 km
median; 27.6–32.1 across 92 declared configurations

Scania S 730 A4x2

2017–2020 · 537 kW
33.9l/100 km
median; 32.4–34.8 across 14 declared configurations
Scania R 660 A4x2 and Scania S 730 A4x2 side by side
SpecificationScania R 660 A4x2Scania S 730 A4x2
Vehicle formTractor unit for semi-trailer (BC)RegisteredTractor unit for semi-trailer (BC)Registered
Axle configuration4×2Declared4×2Declared
Registered new2021–2024Registeredcentral 90% of records2017–2020Registeredcentral 90% of records
Engine power485 kWDeclared537 kWDeclared
Engine displacement16.4 litresDeclared16.4 litresDeclared
GearboxautomatedDeclaredautomatedDeclared
Emission classEURO VI D, EURO VI ERegisteredEURO VI CRegistered
Gross vehicle weight19,000–23,000 kgRegisteredmedian 21,000 kg, across 21 type-approval versions and 3 records without one19,000–22,000 kgRegisteredmedian 19,500 kg, across 7 type-approval versions and 3 records without one
Kerb weight8,210–9,430 kgRegisteredmedian 8,689 kg, over 36 registrations8,491–10,630 kgRegisteredmedian 9,123 kg, over 12 registrations
Wheelbase3,750–3,950 mmRegisteredmedian 3,950 mm, over 36 registrations3,750–3,950 mmRegisteredmedian 3,750 mm, over 12 registrations
Overall length5,960–8,200 mmRegisteredmedian 6,160 mm, over 36 registrations5,950–6,320 mmRegisteredmedian 6,100 mm, over 12 registrations
Overall height3,460–4,000 mmRegisteredmedian 3,900 mm, over 34 registrations4,000 mmRegistered
Declared fuel, long haul29.5 l/100 km Declaredmedian; 27.6–32.1 l/100 km across 92 declared configurations33.9 l/100 km Declaredmedian; 32.4–34.8 l/100 km across 14 declared configurations
CO₂ per tonne-km40.03 g Declaredmedian; 37.48–43.52 g46 g Declaredmedian; 44–47.2 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.

Fuel over a year

120,000 km · assumed price
Scania R 660 A4x235,400 litres
£49,560 at the assumed price
Scania S 730 A4x240,680 litres
£56,952 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.