ΔE 9.6, close: similar, with a visible difference side by side. Rust is a little lighter, more muted, warmer than Targor Rageshade. They are different kinds of paint: Citadel Targor Rageshade is a wash/shade and Vallejo Rust is a fluorescent or effect 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 10). Rust is a little lighter, more muted, warmer than Targor Rageshade. They are different kinds of paint.
The same difference applies the other way round: Targor Rageshade is a little darker, more saturated, 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.
See Targor Rageshade on the colour wheel See Rust on the colour wheel
All matches: Targor Rageshade equivalents · Rust equivalents