ΔE 5.2, very close: most people won’t see a difference side by side. Russian AF Grey N.4 is a little darker, warmer than Ruins Grey.
Yes, for most jobs. Very close match (ΔE 5). Russian AF Grey N.4 is a little darker, warmer than Ruins Grey.
The same difference applies the other way round: Ruins Grey is a little lighter, 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.
See Ruins Grey on the colour wheel See Russian AF Grey N.4 on the colour wheel
All matches: Ruins Grey equivalents · Russian AF Grey N.4 equivalents