ΔE 8.6, close: similar, with a visible difference side by side. Rhinox Hide is a little darker, more muted than Saddle Brown.
Usually, if you are not matching paint already on the model. Close match (ΔE 9). Rhinox Hide is a little darker, more muted than Saddle Brown.
The same difference applies the other way round: Saddle Brown 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.
See Saddle Brown on the colour wheel See Rhinox Hide on the colour wheel
All matches: Saddle Brown equivalents · Rhinox Hide equivalents