Eight Four Suited vs Queen Seven Suited

At the flop:
Winning 28.52% of the time
Tied 0% of the time
Losing 71.48% of the time

At the Turn:
Winning 34.23% of the time
Tied 0% of the time
Losing 65.77% of the time

At the River:
Winning 38.77% of the time(15.26% with trips or better)
Tied 0.88% of the time
Losing 60.35% of the time(2.8% with trips or better)