ΔE 9.0, close: similar, with a visible difference side by side. Uniform Grey is a little lighter than Neutral Grey 43.
Usually, if you are not matching paint already on the model. Close match (ΔE 9). Uniform Grey is a little lighter than Neutral Grey 43.
The same difference applies the other way round: Neutral Grey 43 is a little darker.
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 Neutral Grey 43 on the colour wheel See Uniform Grey on the colour wheel
All matches: Neutral Grey 43 equivalents · Uniform Grey equivalents