Mercedes star George Russell is adamant that Red Bull holds the best energy deployment on the Formula 1 grid, with pre-season testing for the 2026 campaign now finished.<br>This year will introduce widespread regulation changes, and one of the alterations concerns the power unit, which holds more electrical energy, meaning battery harvesting will play a key role in grands prix.<br>It may include ...<a class='more' href='https://www.autosport.com/f1/news/russell-red-bull-still-holds-best-energy-deployment-in-f1-/10799598/?utm_source=RSS&utm_medium=referral&utm_campaign=RSS-ALL&utm_term=News&utm_content=uk'>Keep reading</a>