Kojima compared the map size of TPP with all the previous MGS games during his pre-E3 video show:
TPP has much larger landmass, aproximatley 4km x 4km, which is around the size of Red Dead Redemption map. White area is supposedly Africa, but he is not ready to talk about that.
http://abload.de/img/metalgearsolidvmap20hsbt.jpg
http://abload.de/img/metalgearsolidvmap33ns7o.jpg
http://abload.de/img/metalgearsolidvmap4f9sxu.jpg
http://abload.de/img/metalgearsolidvmap5sxs50.jpg
He also showcased very brief gameplay segment on PS4
They will show more on E3.
TPP has much larger landmass, aproximatley 4km x 4km, which is around the size of Red Dead Redemption map. White area is supposedly Africa, but he is not ready to talk about that.
http://abload.de/img/metalgearsolidvmap20hsbt.jpg
http://abload.de/img/metalgearsolidvmap33ns7o.jpg
http://abload.de/img/metalgearsolidvmap4f9sxu.jpg
http://abload.de/img/metalgearsolidvmap5sxs50.jpg
He also showcased very brief gameplay segment on PS4
They will show more on E3.