ΔE 4.7, very close: most people won’t see a difference side by side. Iridescent Copper (Fine) is a little lighter than Molten Orange. They are different kinds of paint: Army Painter Molten Orange is an opaque base/layer paint and Golden Iridescent Copper (Fine) is a pearl paint, so they won’t behave the same on the model even where the colour is close.
Yes, for most jobs. Very close match (ΔE 5). Iridescent Copper (Fine) is a little lighter than Molten Orange. They are different kinds of paint.
The same difference applies the other way round: Molten Orange is a little darker.
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 Molten Orange on the colour wheel See Iridescent Copper (Fine) on the colour wheel
All matches: Molten Orange equivalents · Iridescent Copper (Fine) equivalents