both ships built in santo doming and both ships was l'ocean.
His was buildstrenght and mine was stiffness
My hp: 14400 no upgrades, live oak 10%
His hp:15300 no upgrades, mahogany 7,5%, choosen buildstrenght 5%
so there should be a 2,5%hp differens, but here is over 5% diffrens.
Dont have a screenshot but this the developers can check easy by checking players. northviking and balticsailor