Red Bull challenges FIA engine review findings regarding Mercedes advantage
Motorsport.com • 2 min read • Latest: Jun 17, 2026, 1:08 PM
Last updated Jun 17, 2026
Red Bull-Ford Powertrains has expressed its dissatisfaction with the FIA's review of the first Additional Development and Upgrade Opportunities (ADUO) period, which covers races through the Canadian Grand Prix. The FIA informed all manufacturers of the results in Monaco, but a public announcement is pending. Red Bull asserts that no data samples indicate they have an advantage over Mercedes. The situation continues to provoke significant conversations within the Formula 1 paddock, highlighting ongoing concerns about the engine performance metrics. Red Bull's challenge may lead to further discussions or adjustments from the FIA regarding the findings.
- •Red Bull is dissatisfied with the FIA's ADUO review results.
- •FIA's announcement to the teams is still pending.
- •No data samples show an advantage for Red Bull over Mercedes.
- •Discussion around engine performance remains a key topic in the paddock.
- •Implications may affect future team strategies and regulations.
- 1:08 PMMotorsport.com — Red Bull explains FIA engine review: “No data sample indicates an advantage over Mercedes”
- 1:08 PMYahoo Sports — Red Bull explains FIA engine review: “No data sample indicates an advantage over Mercedes”
- 1:07 PMAutosport — Why Red Bull has challenged FIA’s ADUO verdict: 'No data sample shows us ahead of Mercedes'
"The handling of Formula 1's first Additional Development and Upgrade Opportunities (ADUO) period, covering the races through the Canadian Grand Prix, continues to dominate discussions in the paddock. The FIA informed all manufacturers of the results in Monaco, but a public announcement is still pending. This is because Red Bull-Ford is highly dissatisfied with the initial outcome and has asked ...Keep reading
"The handling of Formula 1's first Additional Development and Upgrade Opportunities (ADUO) period, covering the races through the Canadian Grand Prix, continues to dominate discussions in the paddock. The FIA informed all manufacturers of the results in Monaco, but a public announcement is still pending. This is because one manufacturer – logically Red Bull-Ford Powertrains – is highly ...Keep reading
"Laurent Mekies clarifies Red Bull is not opposed to the way ADUO is structured, but says there is “no single data sample” indicating it has a better internal combustion engine than Mercedes
Sources
External links- Motorsport.comJun 17, 2026, 1:08 PMRed Bull explains FIA engine review: “No data sample indicates an advantage over Mercedes”
The handling of Formula 1's first Additional Development and Upgrade Opportunities (ADUO) period, covering the races through the Canadian Grand Prix, continues to dominate discussions in the paddock. The FIA informed all manufacturers of the results in Monaco, but a public announcement is still pending. This is because one manufacturer – logically Red Bull-Ford Powertrains – is highly ...Keep reading
- Yahoo SportsJun 17, 2026, 1:08 PMRed Bull explains FIA engine review: “No data sample indicates an advantage over Mercedes”
Laurent Mekies clarifies Red Bull is not opposed to the way ADUO is structured, but says there is “no single data sample” indicating it has a better internal combustion engine than Mercedes
- AutosportJun 17, 2026, 1:07 PMWhy Red Bull has challenged FIA’s ADUO verdict: 'No data sample shows us ahead of Mercedes'
The handling of Formula 1's first Additional Development and Upgrade Opportunities (ADUO) period, covering the races through the Canadian Grand Prix, continues to dominate discussions in the paddock. The FIA informed all manufacturers of the results in Monaco, but a public announcement is still pending. This is because Red Bull-Ford is highly dissatisfied with the initial outcome and has asked ...Keep reading
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