Far enough removed to not track their reception at the time. I mean, obviously? Do you think that only 20 critics reviewed Final Fantasy 7? In the UK alone in the 90s, there were dozens of games magazines. At least three multiplatform ones that I can remember (CVG, Edge, Gamesmaster) and then all of the platform-specific ones as well as general technology ones that had overlap and also reviewed games.
Here's an idea of what the contemporary reception to Final Fantasy 7 was, just based on a quick search:
We take a closer look at the reaction to this Squaresoft classic
www.timeextension.com
Ocarina of Time has long enjoyed status as defacto GOAT, but at the time, Final Fantasy 7 was held in pretty much equal regard and their respective merits and flaws were argued about between fans endlessly. I think comparing that to Final Fantasy 16 is basically a set-up.