LS Lord Stark Lord of Winterfell Fisto, Ren has zero experience using his TK on powerful force users and Fisto is a superior duelist.
ANC AncientPower The Chosen One Kylo is canonically one of the most powerful combatants in Star Wars history, he wins.
DAR DarthAnt66 DarthAnt66 While I agree he is, I wouldn't use the term "canonically." Amy Ratcliffe isn't of the Story Group.
ROC Rockydonovang freedom fighter kylo scales off rey's boulder feat which is vastly superior than anything fisto has had to offer in canon.