Which will sell more in 2018: NX or PS4?

[Ryng]

I will go with PS4.

 

I think PS5 will coming in 2019, and in 2018 PS4 will still be at >10m...  i don't know how NX will sell, but i don't think will be at this level.

I personally think/hope will sell at N64 level, but with a longer life.