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🏛️ Politics · Next Week

Luiz Inácio Lula da Silva (PT) finishes first in round one of Brazil's presidential election on October 4, 2026

Pending ✦ AI-generated prediction Published on 26. September 2026 · Predicted for 4. October 2026 · Based on: Historical Cycle
Probability
57%

Datafolha (September 22–23, 2026): Lula 40%, Flávio Bolsonaro (PL) 36%. Veritá (September 20, 2026): technical tie (Bolsonaro 38.9% vs. Lula 38.4%). Polymarket currently prices Bolsonaro's overall win probability at 56.2% and Lula's at 43% — this refers to the final outcome, not first-round rank. Since the open platform forecast has the race going to a runoff on October 25 (which Lula wins), Lula finishing first in round one is fully consistent with all existing platform forecasts. Lula leads by four percentage points in the most recent major poll.

Data basis for this prediction
  • Datafolha 22.–23.09.2026: Lula 40 % vs. Bolsonaro 36 % (US News / Datafolha, 24.09.2026)
  • Veritá 20.09.2026: Bolsonaro 38,9 % vs. Lula 38,4 % – technisches Unentschieden (Al Jazeera, 25.09.2026)
  • AS-COA Poll Tracker Brasil 2026: Lula im jüngsten Umfragedurchschnitt vorn (as-coa.org, Stand 25.09.2026)
  • Polymarket: Bolsonaro 56,2 % Gesamtsieg vs. Lula 43,0 % (Stand 25.09.2026, ~155 Mio. USD Volumen)
Verdict: Pending
This prediction is still open. It will be evaluated automatically against real-world sources after its due date.
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