Based on UK, PAL, and Japan charts, it's already trailing behind when it comes to legs against FFXV and FF7R.
UK = 37% behind FF7R
GSD = 20% behind FF7R
Japan = 55% behind FF7R
GOWR has consistently charted since its launch day, which is the total opposite of what's currently happening to FFXVI.
An example of GOWR monstrous legging in the UK
[Week 45, 2022] God of War Ragnarök - 145,000 / 145,000 (NEW)
[Week 46, 2022] God of War Ragnarök - 39,000 / 184,000 (-73%)
[Week 47, 2022] God of War Ragnarök - 35,000 / 219,000 (-??%)
[Week 48, 2022] God of War Ragnarök - 37,000 / 256,000 (+7%)
[Week 49, 2022] God of War Ragnarök - 49,000 / 305,000 (+32%)
[Week 50, 2022] God of War Ragnarök - 38,000 / 343,000 (-23%)
vs
[Week 25, 2023] Final Fantasy XVI - 31,400 /31,400 (NEW)
[Week 26, 2023] Final Fantasy XVI - 6,900 / 38,300 (-78%)
[Week 27, 2023] Final Fantasy XVI - >3500 (-??%)
[Week 28, 2023] Final Fantasy XVI - >2000 (-??%) Already out of top 10