ideas for a pouring pot for kashering for passover

I’m looking for a large capacity pot that can be easily poured from for kashering purposes. I found these to options but I have no way to know what it their capacity.

Any ideas or suggestions?

https://preview.redd.it/dws7ezotxvqe1.png?width=2002&format=png&auto=webp&s=85e82f9ea23293496893e64ecaf78d2970e2ce04

https://preview.redd.it/qrgq25ptxvqe1.png?width=1211&format=png&auto=webp&s=d535bb4a4a667312306638065b730c1a67008563