ΔE 7.7, close: similar, with a visible difference side by side. Sulfide Ochre is a little darker than IDF Early Sand Yellow.
Usually, if you are not matching paint already on the model. Close match (ΔE 8). Sulfide Ochre is a little darker than IDF Early Sand Yellow.
The same difference applies the other way round: IDF Early Sand Yellow is a little lighter.
ΔE is the colour difference between our two swatch estimates: under about 6 is close, over about 15 is loose. Real paints also differ in finish, coverage and how they thin, so test before you commit.
See IDF Early Sand Yellow on the colour wheel See Sulfide Ochre on the colour wheel
All matches: IDF Early Sand Yellow equivalents · Sulfide Ochre equivalents