Comparison · 6×2 tractor unit · long haul at 19.3 t
MAN TGX 24.470 6x2/2 vs MAN TGX 28.470 6x2-2
MAN TGX 24.470 6x2/2
2020–2023 · 346 kW
30.1l/100 km
median; 29.6–30.6 across 12 declared configurations
MAN TGX 28.470 6x2-2
2019–2021 · 346 kW
32.6l/100 km
median; 32.6–33.6 across 2 declared configurations
What the numbers actually say
There is 2.5 l/100 km between these two (8.3%). 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 3,000 litres a year (£4,200).
Fuel over a year
120,000 km · assumed priceMAN TGX 24.470 6x2/236,120 litres
£50,568 at the assumed price
MAN TGX 28.470 6x2-239,120 litres
£54,768 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.