ΔE 7.7, close: similar, with a visible difference side by side. German Red Brown is a little lighter, more saturated, cooler than Burnt Skin.
Usually, if you are not matching paint already on the model. Close match (ΔE 8). German Red Brown is a little lighter, more saturated, cooler than Burnt Skin.
The same difference applies the other way round: Burnt Skin is a little darker, more muted, warmer.
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 Burnt Skin on the colour wheel See German Red Brown on the colour wheel
All matches: Burnt Skin equivalents · German Red Brown equivalents