I don't own a P50 or P70, but one complaint I would have is that having a numpad on laptop ends up putting your hands in an awkward position. I almost never use

I don't own a P50 or P70, but one complaint I would have is that having a numpad on laptop ends up putting your hands in an awkward position. I almost never use the numpad anymore since I can touch-type on the number row and my main laptop (a Mac) doesn't have one.