Here are the differences between the peacocktv.com/tv free and premium versions to help you decide which one to opt for.

Point of Difference Peacock Free Version. Peacock Premium Version.
Content Hours More than 13000 hours. Additional 700 hours to free version.
Cost Free $5 per month
Shows and Movies 30 Rock, the Blacklist, Saturday Night Live, American Psycho, The Matrix, The Sting. House, Law & Order, Cheers, Anthony, Girls5Eva.
Sports Premier League matches, US Open championship, certain NFL games. More live Premier League Football, WWE show like Wrestlemania.

With so many features with the free version, there is no reason not to join the peacock.com/tv channel. Also, it is understood that the premium version will include all the features of the free version.