Jack Four Offsuit vs Jack Five Offsuit

At the flop:
Winning 14.71% of the time
Tied 0% of the time
Losing 85.29% of the time

At the Turn:
Winning 18.4% of the time
Tied 27.56% of the time
Losing 54.04% of the time

At the River:
Winning 21.93% of the time(6.19% with trips or better)
Tied 44.44% of the time
Losing 33.63% of the time(5.18% with trips or better)