There are a wide number of different championships running at Formula 3 level around the world, headed by the FIA Formula 3 Championship that supports Formula 1. Below this, there are official Regional F3 championships covering Europe, America, Asia and Japan – as well as the independent Formula Renault Eurocup and W Series. Others, such as Euroformula and Super Formula Lights, remain faithful to the classic F3 concept.
A radical new car and and a tweak to the format are among the changes as the 2025 GB3 season gets underway this weekend at Silverstone