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Flavio Bolsonaro slightly ahead of Lula in Brazil runoff, Datafolha poll shows

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The Straits Times. (2026, October 8). Flavio Bolsonaro slightly ahead of Lula in Brazil runoff, Datafolha poll shows. The Straits Times. https://www.straitstimes.com/world/flavio-bolsonaro-slightly-ahead-of-lula-in-brazil-runoff-datafolha-poll-shows

Dated when The Aporia collected the article, usually within hours of publication. Check the original for its exact date and byline.

The Straits Times · collected 2026-10-08 · by The Straits Times

Quick Summary

A Datafolha poll conducted on October 6-7 shows Brazilian Senator Flavio Bolsonaro slightly ahead of incumbent President Luiz Inacio Lula da Silva for the October 25 runoff election, with 49% versus Lula's 45%. The survey includes a margin of error of plus-minus 2 percentage points, indicating a technical tie. With 5% intending to cast blank votes and 1% undecided, the poll reflects voter uncertainty following the unexpected first-round results where Flavio Bolsonaro led initially.
Written by AI on 2026-10-09, from this article's own text only (the story summary below draws on all the coverage).

AI analysis

Story summary

In a recent Datafolha poll conducted on October 6-7, Brazilian Senator Flavio Bolsonaro is slightly ahead of President Luiz Inacio Lula da Silva for the presidential runoff on October 25, receiving 49% of the vote compared to Lula's 45%. This poll, with a margin of error of plus-minus 2 percentage points, represents a technical tie and is the first such poll after the surprising first-round results where Flavio Bolsonaro unexpectedly led Lula. The survey also found that 5% of respondents would cast blank votes, with 1% undecided.

Written for “Brazil Election Polls” on 2026-11-03, grounded in this article and the 0 other(s) covering the same event.

Story

📰 Brazil Election Polls
Politics · 1 article(s) covering the same event.

Compared with similar articles

This article reads unscored and hedges 0% of its claims. Each row says how that neighbour differs.
Al Jazeera
Hedges 6 of 42 claims Outlet record 60/100
“The articles describe different polls at distinct times and show varying results between them.”
Times of India
Hedges 4 of 39 claims Outlet record 59/100
“Article A reports on the results of Brazil's first-round election, while Article B discusses a subsequent opinion poll leading up to the runoff election.”
New York Post
Hedges 1 of 38 claims Outlet record 66/100
“Article A reports on the initial election results where no candidate secured a majority, leading to a runoff. Article B discusses a subsequent poll before the runoff indicating Flavio Bolsonaro's lead.”
The Independent
⚖️ Leans right Hedges 4 of 48 claims Outlet record 59/100
“The articles describe different stages of the election: the first round results and a subsequent poll for the runoff, not the same specific event.”
Toronto Star
Hedges 2 of 33 claims Outlet record 64/100
“The articles describe different stages of the election process: one discusses the initial showing and momentum leading up to the runoff, while the other reports on a poll conducted before the actual runoff.”
Daily Mail
⚖️ Leans right Hedges 2 of 18 claims Outlet record 69/100
“The articles describe different stages of the election process: Article A reports on the first round results, while Article B discusses a subsequent poll leading up to the runoff.”
Washington Examiner
⚖️ Centre Hedges 2 of 45 claims Outlet record 70/100
“Article A describes the initial election results where neither candidate secured a majority, leading to a runoff. Article B reports on a subsequent poll ahead of the runoff election.”
The Straits Times
Hedges 0 of 6 claims Outlet record 66/100
“Article A reports on a poll showing Flavio Bolsonaro slightly ahead of Lula, while Article B discusses Cury's endorsement of Bolsonaro for the runoff. Although related to the same election context, they describe different specific events.”
How this article was measured signals, leaning charts, publisher record, byline, topics and claims

Signals How these are calculated →

Claims extracted
7
sentences that state something as happening or true
Uncertain
0%
0 of 7 hedged ("reportedly", "may", "according to")
Leaning
not political
takes no side on a contested political question
Publisher signals
66/100
The Straits Times's corrections and hedging, across everything collected from it. Not a measure of accuracy.
Outlets on this story
1
Politics
Same framing elsewhere
1
articles that frame the event the way this one does
Analyzed 2026-10-09 · how these are computed

How this is being covered How these are calculated →

Article leaning vs. publisher reliability
Source leaning vs. consistency

Publisher

The Straits Times · 4273 article(s) · 5 correction(s) detected
Running correction rate · 5 correction(s)

Who wrote this

The Straits Times
2792 article(s) here · 1 carrying a prediction
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Also by The Straits Times
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Topics

Brazil Brazilian Datafolha REUTERS SAO PAULO

Subjects

Datafolha ORG · 5× Lula PERSON · 3× Flavio Bolsonaro PERSON · 2× Bolsonaro PERSON · 1× Brazil GPE · 1× Brazilian NORP · 1× Jair Bolsonaro PERSON · 1× Luiz Inacio Lula da Silva PERSON · 1× REUTERS ORG · 1× SAO PAULO GPE · 1×

Narrative

Brazilian Senator Flavio Bolsonaro is slightly leading President Luiz Inacio Lula da Silva in a simulated scenario of the October 25 presidential runoff, a Datafolha poll showed on Thursday.
framing: assertive · carried by 1 article(s) · first seen 2026-10-09
🔮 • The senator, the eldest son of former President Jair Bolsonaro, would receive 49% of the vote compared with 45% for Lula, Datafolha poll showed.
2026-10-09 · The Straits Times
Flavio Bolsonaro slightly ahead of Lula in Brazil runoff, Datafolha poll shows · assertive framing

Claims (7 extracted, 0 hedged)

Flavio Bolsonaro slightly ahead of Lula in Brazil runoff, Datafolha poll shows SAO PAULO, Oct 8 - asserted
poll → show → runoff
Brazilian Senator Flavio Bolsonaro is slightly leading President Luiz Inacio Lula da Silva in a simulated scenario of the October 25 presidential runoff, a Datafolha poll showed on Thursday. asserted
poll → lead → Thursday
• The senator, the eldest son of former President Jair Bolsonaro, would receive 49% of the vote compared with 45% for Lula, Datafolha poll showed. asserted
poll → receive → Lula
• It is the first Datafolha poll after the first-round vote on Sunday, in which the younger Bolsonaro surprisingly led Lula. asserted
Bolsonaro → lead → Lula
• The poll's result still represents a technical tie as the poll's margin of error is of plus-minus 2 percentage points. asserted
margin → represent → points
• 5% of the respondents said they would cast a blank vote, and undecided voters made up 1%, the poll showed. asserted
poll → say → %
• Datafolha surveyed 2,520 people in-person between October 6-7. asserted
Datafolha → survey → October
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