ΔE 7.8, close: similar, with a visible difference side by side. Iridescent Gold Deep (Fine) is more muted than Sycorax Bronze. They are different kinds of paint: Citadel Sycorax Bronze is a metallic and Golden Iridescent Gold Deep (Fine) is a pearl paint, so they won’t behave the same on the model even where the colour is close.
Usually, if you are not matching paint already on the model. Close match (ΔE 8). Iridescent Gold Deep (Fine) is more muted than Sycorax Bronze. They are different kinds of paint.
The same difference applies the other way round: Sycorax Bronze is more saturated.
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 Sycorax Bronze on the colour wheel See Iridescent Gold Deep (Fine) on the colour wheel
All matches: Sycorax Bronze equivalents · Iridescent Gold Deep (Fine) equivalents