Averland Sunset vs RLM 04 Yellow

How close are they?

ΔE 9.8, close: similar, with a visible difference side by side. RLM 04 Yellow is more saturated, warmer than Averland Sunset.

Can I use RLM 04 Yellow instead of Averland Sunset?

Usually, if you are not matching paint already on the model. Close match (ΔE 10). RLM 04 Yellow is more saturated, warmer than Averland Sunset.

Can I use Averland Sunset instead of RLM 04 Yellow?

The same difference applies the other way round: Averland Sunset is more muted, cooler.

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.