82nd All the Way vs Eshin Grey

How close are they?

ΔE 6.3, close: similar, with a visible difference side by side. Eshin Grey is more muted than 82nd All the Way.

Can I use Eshin Grey instead of 82nd All the Way?

Usually, if you are not matching paint already on the model. Close match (ΔE 6). Eshin Grey is more muted than 82nd All the Way.

Can I use 82nd All the Way instead of Eshin Grey?

The same difference applies the other way round: 82nd All the Way is 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.