Gold Yellow vs Averland Sunset

How close are they?

ΔE 8.7, close: similar, with a visible difference side by side. Averland Sunset is a little darker, more muted than Gold Yellow.

Can I use Averland Sunset instead of Gold Yellow?

Usually, if you are not matching paint already on the model. Close match (ΔE 9). Averland Sunset is a little darker, more muted than Gold Yellow.

Can I use Gold Yellow instead of Averland Sunset?

The same difference applies the other way round: Gold Yellow is a little lighter, 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.