A:AnswerYes, it's much tighter and the fact that the case is slippery makes it even more difficult to safely add and remove the case. I don't recommend this product.
A:AnswerYou would have an unusually huge cut out for the camera. As for the dimensions, 8 plus is a bit back you would have to look online and see if both phones have the same dimensions and buttons in the same place. You might be better using a X Max case that would only have 2 cameras.