PS4 is to Gen 8 as the Kawanishi N1K is to WWII fighter planes
http://en.wikipedia.org/wiki/Shiden-Kai
Wii U is to Gen 8 as Yokosuka MXY7 Ohka is to WWII Fighter Planes
http://en.wikipedia.org/wiki/Yokosuka_MXY7_Ohka
NextBox is to Gen 8 as the P-51 Mustang is to WII fighter planes
http://en.wikipedia.org/wiki/North_American_P-51_Mustang