I don't believe, that TVN is an objective TV station, but they are on a different level, than TVP. Even if we would say for the sake of argument, that they are about similar level of propaganda the state run television is financed by taxes [1] and TVN is a private station, that lately had to put up with more obstacles. Also it is a well known fact how time allocation by party in the state TV got severely skewed under the current rule towards the ruling party.

[1] and they increase the amount of money put there - https://www.nik.gov.pl/aktualnosci/gospodarka-majatkowa-i-fi...