Feat can be seen here. The Saint of Killers stops a tank with a kick. I'm going to assume it's a M1 Abrams tank, it does look quite similar.
M1 Abrams tank weights around 61 400 kilograms.
So he stopped it with a kick, which means he neutralized the tank's Kinetic Energy. The scene seems to be off-road. The tank goes 48 km/h off-road top speed.
Solving for KE, we get approximately 5 457 778 Joules, or Wall level