The Tyre Reviews channel on YouTube recently posted ... A tire with higher pressure inside it is firm and has a smaller contact patch, while a tire with minimal pressure will expand the contact ...

The wider a tyre is, the bigger the contact patch - the bit of the tyre in contact with the road - and the bigger the contact patch, the more grip is available. Although a lot of other factors are ...

On the other hand, airless tyres have a greater contact patch with the road, increasing the drag. This rolling resistance uses more energy to drive the tyres forward - with implications for ...