A study on government electricity and gas price data reveals that Brits pay the world's highest energy bills. Norway is the country with by far the biggest increase in electricity prices worldwide. The UK’s energy price cap was recently raised from 28p to 34p per kWh. ... UK has the highest electricity bills. Brits pay more for their power than anywhere else on the planet. ... Ireland.. The UK’s neighbours in the Republic of Ireland have the second highest electricity cost, paying 18.99p per kWh. . ... Residents of Spain are paying an average of 18.51p per kWh. Electricity prices...