Seven Two Offsuit vs Ace Five Offsuit

At the flop:
Winning 27.16% of the time
Tied 0% of the time
Losing 72.84% of the time

At the Turn:
Winning 31.33% of the time
Tied 0% of the time
Losing 68.67% of the time

At the River:
Winning 33.87% of the time(8.84% with trips or better)
Tied 0.6% of the time
Losing 65.53% of the time(2.56% with trips or better)