Interference Gold (Fine) vs Gunmetal (Metal.)

How close are they?

ΔE 6.2, close: similar, with a visible difference side by side. Gunmetal (Metal.) is more muted than Interference Gold (Fine). They are different kinds of paint: Golden Interference Gold (Fine) is a pearl paint and Vallejo Gunmetal (Metal.) is a metallic, so they won’t behave the same on the model even where the colour is close.

Can I use Gunmetal (Metal.) instead of Interference Gold (Fine)?

Usually, if you are not matching paint already on the model. Close match (ΔE 6). Gunmetal (Metal.) is more muted than Interference Gold (Fine). They are different kinds of paint.

Can I use Interference Gold (Fine) instead of Gunmetal (Metal.)?

The same difference applies the other way round: Interference Gold (Fine) 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.