FIA Admits F1's ADUO System Has "Weaknesses" – but Defends Its Measurements

FIA admits F1's ADUO system has "weaknesses" – but defends its measurements

Nikolas Tombazis acknowledges that F1's ADUO system may need a rethink for the coming years, although he insists that the measurements are accurate

Tombazis evaluates the future of F1’s ADUO system

Nikolas Tombazis, Single Seater Director at the FIA, recently spoke to select media in an interview about F1’s Additional Development and Upgrade Opportunities (ADUO) system. The ADUO system has been talked about a lot this season. The system was originally designed as a safety net to help manufacturers bridge performance gaps. Now it has instead... The post Tombazis evaluates the future of F1’s ADUO system appeared first on Pit Debrief.

FIA director admits to F1 ADUO ‘weakness’ amid possible rethink

FIA single-seater director Nikolas Tombazis has admitted that Formula 1’s Additional Development and Upgrade Opportunities (ADUO) system will need to be tweaked in the coming years, despite insisting that its measurements are accurate. The ADUO system was introduced at the start of the 2026 season. The FIA periodically reviews each manufacturer’s internal combustion engine (ICE) performance and, if the ICE is found to be 2% or more behind the be…

FIA admits ADUO flaws after Red Bull-Ford becomes F1 engine benchmark

The FIA has defended the accuracy of its controversial ADUO engine assessment system while acknowledging that parts of the methodology still need improvement. With Red Bull-Ford identified as the benchmark in the FIA’s evaluation, questions have also emerged over whether rivals Ferrari and Mercedes could deliberately alter their engine usage in an attempt to influence future calculations. Nikolas Tombazis, the FIA’s Single-Seater Technical Direc…

Does F1's ADUO system need a rethink? FIA admits to "weaknesses"

Nikolas Tombazis acknowledges that F1's ADUO system may need a rethink for the coming years, although he insists that the measurements are accurate