Survey shows the president ahead of names like Bolsonaro, Tarcisio de Freitas and Michelle Bolsonaro
GENIAL RESEARCH/QUEST released this Thursday (18.SET.2025) indicates that the president (PT) leads in all scenarios tested. In the first round, the chief executive appears with percentages of 32% to 43% of voting intentions.
The most competitive to go to the 2nd round would be the former president (PL), who is ineligible; former first lady Michelle Bolsonaro (PL); and the governor of São Paulo, (Republicans).
Quaest listened to 2,004 people from 16 or older, from 12 to 14 September 2025. The reliability level is 95% and the margin of error is 2 percentage points for more or less. The research was commissioned by the great investment. Here is (PDF – 8 MB).
Here’s the scenarios tested for the 1st round:
In the eventual 2nd round, Lula wins by difference that goes from 8 percentage points, against Tarcísio, to 19 percentage points, against the governor of Rio Grande do Sul (PSD).
Here’s the scenarios tested for the 2nd round:
Research aggregator
O Poder360 It offers its readers the oldest and most complete on the internet in Brazil. It brings together thousands of voting intentions of all companies since 2000. In electoral years, only studies that have registration in the Electoral Justice and full methodology are published. Do you have any research to publicize? Send the full by email to the Poder360: .
To have access to the research aggregator, and look for the data you want for the disputes for all previous years. This tool offers access only to monitor subscribers, the most complete monitoring tool of the three powers and everything that is related to power. To sign the monitor power and have access for 30 days free ,.