Topple vs Capsize - What's the difference?

As verbs the difference between topple and capsize

is that topple is to push, throw over, overturn or overthrow something while capsize is (nautical) to overturn.

(toppl)

to push, throw over, overturn or overthrow something

* The massed crowds toppled the statue of the former dictator

to totter and fall, or to lean as if about to do so

* The pile of pennies began to topple

* English ergative verbs

(nautical) To overturn.

(nautical) To cause (a ship) to overturn.

* Byron

But what if carrying sail capsize the boat?

* keel over * turn turtle