No. Mostly Samsung lied and put oleophobic coatings on all the vulnerable points that washes away from a few weeks/months of ambient humidity. Phones like that

No. Mostly Samsung lied and put oleophobic coatings on all the vulnerable points that washes away from a few weeks/months of ambient humidity. Phones like that are not waterproof in the real world, and if you want a hard example of that you can just look at Samsungs folding devices (they have to use the same coating ‘cheat’ there to get any ip rating)