In the debate, politicians from five different groups seeking parliamentary seats fielded questions from anchors, while also locking horns over topics such as healthcare, social and economic policies, the environment and the rule of law.
The 90-minute debate was aired by private broadcaster TVN24 on Tuesday evening.
It came after politicians from across the spectrum traded jabs in a similar debate aired by state broadcaster TVP earlier this month.
With election day fast approaching, the country’s ruling conservatives appear to be running ahead of an opposition divided into separate blocs, according to the latest polls.
Poles will head to the ballot box to vote in parliamentary elections on Sunday. They will elect 460 MPs and 100 senators for a four-year term.
The governing conservative Law and Justice (PiS) party, allied with two smaller groupings in a United Right coalition, is seeking a second term in power after a landslide win in 2015.
Seventy-seven percent of respondents to a recent survey said they intended to vote in the upcoming ballot.
The ruling conservatives won 46.5 percent of the vote in a mock election held at the weekend in the central town of Wieruszów to measure voter sentiment ahead of the real ballot.
Poland’s ruling conservatives on Monday promised to bring in a raft of new policies if they retain power.