Will PS4 reach 20M HW sales before Xbone reaches 10M?

[Aura7541]

After reading through everyone's comments, my answer to the OP changed from "maybe" to "most likely". Basically, if the PS4's "sales-to-go" are 2x or less than those of the X1, then the PS4 will hit 20M before the X1 hits 10M.