
A Quaest survey commissioned by Globo indicates that Eduardo Paes (PSD) leads the race for mayor of Rio de Janeiro with 36% of total votes and 51% of valid votes, followed by Douglas Ruas (PL) with 29% and 43%, respectively, one day before the election.
AI-generated summary
The Quaest survey was commissioned by Globo and published in Jornal Nacional, showing the evolution of voting intentions for the mayor of Rio de Janeiro one day before the election.
Jornal Nacional will start with the numbers about Rio de Janeiro from the Quaest survey, contracted by Globo. According to Quaest, one day before the election, Eduardo Paes leads, followed by Douglas Ruas. The margin of error is two percentage points, plus or minus.
Eduardo Paes, from the PSD, had 38% on September 23rd. Then 35%. Now 36%. Due to the margin of error, it is 34% to 38%. Douglas Ruas, from PL, had 25%; 26%; now it has 29%. By the margin, from 27% to 31%. William Siri, from Psol, has 2%. André Marinho, from Novo, and Coronel Busnello, from Missão, 1%. The other candidates did not score. Undecided respondents accounted for 16%. Blank, null or will not vote, 15%.
Quaest also publishes the research considering only valid votes. This count excludes undecided voters, white voters, null voters and anyone who says they will not vote. It is based on valid votes that the Electoral Court defines and publishes the results of the election. To win in the first round, the candidate needs to obtain 50% of the valid votes plus 1. As in the last elections, it is Renata Lo Prete who brings the numbers of valid votes.
Let's look at the valid votes for the government of Rio. Eduardo Paes, from the PSD, appears with 51%. With the margin of error, it can range from 49% to 53%. Douglas Ruas, from PL, with 43%. With the margin, he can have 41% to 45%. William Siri, from Psol, has 3%. André Marinho, from Novo, Coronel Busnello, from Missão, and Juliete, from the Popular Unity party, 1%. The other candidates did not score.
AI outlook — possibilities, not facts
Eduardo Paes can win the election in the first round if he maintains or increases his percentage of valid votes above 50%.
Possible · Within days

Flávio Bolsonaro stated that his brother Eduardo will be chancellor in a possible government and will 'clean up' Brazilian diplomacy, citing Ernesto Araújo's administration as disastrous and defending the tradition of professionalism in Itamaraty, while the text includes a satire on the privileges of the Judiciary in the week of creation.

A Datafolha survey released on the eve of the first round of elections shows Lula with 45% and Flávio Bolsonaro with 42% of valid voting intentions, a technical tie within the margin of error of two points. Campaigns analyze useful vote movements and last-minute expectations for the second round.

The presidential candidate for the Novo party, Romeu Zema, publicly denied rumors that he would withdraw from the electoral contest, after scoring just 1% in voting intentions in the Datafolha survey released this Thursday (1st). Zema faced difficulties in growing in the polls and attracting alliances, having announced senator Eduardo Girão as his vice-president on a pure ticket. He focused his campaign on criticizing the STF and the Judiciary, and this Saturday (3), the eve of the first round, he had no public commitments, dedicating the day to motivational posts and family moments in Araxá. His campaign raised R$5.4 million and spent around R$4.2 million, according to a preliminary report from the Electoral Court.

Luiz Inácio Lula da Silva (PT)'s campaign prioritizes obtaining the support of Augusto Cury (Avante), in addition to significant portions of the PSD and MDB, for a possible second round against Flávio Bolsonaro (PL), organizing meetings with allies and evaluating the post-first round scenario.

Daniel Vorcaro's collaboration with authorities remains stagnant, but content from his cell phones reveals connections with Republic hierarchs. His brother-in-law Fabiano Zettel claims to have hidden money abroad in October 2025 after the Central Bank threatened to liquidate the bank, citing the risk of asset freezing.

Ten candidates are running for two seats in the Federal Senate for Mato Grosso do Sul in the 2026 elections, with voting on October 4th. Voters must choose two distinct three-digit numbers, as duplicate votes for the same candidate are void. There is no second round.