Russian Green Uniform vs German Uniform

How close are they?

ΔE 9.6, close: similar, with a visible difference side by side. German Uniform is more muted, warmer than Russian Green Uniform.

Can I use German Uniform instead of Russian Green Uniform?

Usually, if you are not matching paint already on the model. Close match (ΔE 10). German Uniform is more muted, warmer than Russian Green Uniform.

Can I use Russian Green Uniform instead of German Uniform?

The same difference applies the other way round: Russian Green Uniform is 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.