UK motorists hammered on diesel prices

Sarah Coles
Diesel pump
Diesel pump

A new study has revealed that Britain faces the fourth highest diesel prices in the world. It's a bitter blow for those who opted for diesel cars in order to cut costs - and ironically the number of people doing just that has been soaring - with sales of diesel cars outstripping those of petrol cars last year.

So why is it so expensive to fill up, and how does our petrol compare?