Honestly most people complaining about OKW are scrubs or 4v4 players.
They are perfectly beatable in 1v1 and 2v2.
I see so many people complaining about OKW heavies , and yet they are so easily beatable - people just dont know how (again talking about 2v2/1v1). I saw so many streams already where people had like 4-5 tanks and did not go in for the heavies that were not even properly supported and then are surprised they dont penetrate their frontal armor.
Im really getting sick of it.
You do realise that a T-34/76 / M4 Sherman has only a 53% chance to penetrate a King Tiger in the back at point-blank, right? That means to kill a King Tiger, it needs to be hit from behind up to 16 times. This means it would take a T-34/76 an average of over 100 seconds of firing point-blank into the rear of a King Tiger to destroy it. Now factor in the Panzerschreck support and Obersoldaten escort, and it's a nigh unstoppable beast capable of dealing with any and every threat, except artillery (which it is durable enough to shrug off a hefty amount of before falling back).
I've only seen an ally lose a King Tiger once, because our opponent spammed dual M1919 Riflemen and M36 Jacksons. The rifleblob overwhelmed 2 Heavy Machine Guns and 2 Anti-Tank guns and when the King Tiger revealed itself to stop the charge, it took hits from 5-6 Jacksons sitting behind the mob. This is the only time I've seen a properly used King Tiger KIA.