Comparison · 8×4 lorry · construction at 12.9 t
Scania R 650 B8x4 vs Scania S 650 B8x4*4
What the numbers actually say
There is 2.9 l/100 km between these two (6.3%). 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 3,480 litres a year (£4,872).
Fuel over a year
120,000 km · assumed priceScania R 650 B8x458,200 litres
£81,480 at the assumed price
Scania S 650 B8x4*454,720 litres
£76,608 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.