ΔE 6.1, close: similar, with a visible difference side by side. Lavender Grey is a little darker than Neutral Gray.
Usually, if you are not matching paint already on the model. Close match (ΔE 6). Lavender Grey is a little darker than Neutral Gray.
The same difference applies the other way round: Neutral Gray 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 Neutral Gray on the colour wheel See Lavender Grey on the colour wheel
All matches: Neutral Gray equivalents · Lavender Grey equivalents