ΔE 7.4, close: similar, with a visible difference side by side. Rhinox Hide is a little darker than Russet Shadow.
Usually, if you are not matching paint already on the model. Close match (ΔE 7). Rhinox Hide is a little darker than Russet Shadow.
The same difference applies the other way round: Russet Shadow is a little lighter.
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 Russet Shadow on the colour wheel See Rhinox Hide on the colour wheel
All matches: Russet Shadow equivalents · Rhinox Hide equivalents