SPI vs. FIFA world rankings
\With the monthly release of the FIFA/Coca Cola World Rankings, let's take a quick look at how this internationally recognized ranking system differs from ESPN's Soccer Power Index.
The full version of SPI's methodology is here and here, but the short version of the differences between SPI and the FIFA rankings is this. SPI is a predictive, forward-looking rating system. It is designed to tell you which team will win tomorrow, not which one has been better in the past. It measures a team's ...
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