Overview

• Formula 1’s 2026 rules mandate a 50-50 split between internal combustion and electrical power on 100 percent sustainable fuels.
• Audi F1 project head Mattia Binotto admits their 2026 power unit won’t top the grid despite confidence in the development path.
• Mercedes is widely tipped to gain an early advantage from the sweeping hybrid changes, recalling its dominance after the 2014 engine shake-up.
• New engine manufacturers Audi and Ford join F1 in 2026, with Cadillac scheduled to follow in 2029.
• Teams can choose their own sustainable fuels, sparking competition over e-fuel and biofuel strategies backed by Porsche’s Chilean production site.