The tandem paradox

SARA Duterte leads Leni Robredo in OCTA Research’s latest solo presidential test. Put Robredo together with Raffy Tulfo, however, and the picture changes. In OCTA’s Q2 2026 head-to-head presidential survey, Duterte received 43 percent against Robredo’s 34 percent. In a hypothetical tandem test from the same Q2 fieldwork, Robredo-Tulfo registered 45 percent against 42 percent for Duterte-Imee Marcos. With a national margin of error of plus or minus three points, that is a statistical toss-u

SARA Duterte leads Leni Robredo in OCTA Research’s latest solo presidential test. Put Robredo together with Raffy Tulfo, however, and the picture changes. In OCTA’s Q2 2026 head-to-head presidential survey, Duterte received 43 percent against Robredo’s 34 percent. In a hypothetical tandem test from the same Q2 fieldwork, Robredo-Tulfo registered 45 percent against 42 percent for Duterte-Imee Marcos. With a national margin of error of plus or minus three points, that is a statistical toss-u