Better? I believe he would be as terrible as the last few occupants of the seat.
However he is better under pressure when questioned and comes across as being more plausible when explaining his policies.
It is conceivable he could win an election though if the economy keeps heading down the rabbit hole, even he might not be able to. His boast on taking money away from more deprived areas in the U.K. could certainly be used against him.
truss on the other is a terrible public speaker, has no grasp of the minutiae of her policies and comes across as being unconvincing when questioned or put under pressure.