ΔE 8.2, close: similar, with a visible difference side by side. Dirty Grey is a little lighter, warmer than Cockpit Color Kawanishi.
Usually, if you are not matching paint already on the model. Close match (ΔE 8). Dirty Grey is a little lighter, warmer than Cockpit Color Kawanishi.
The same difference applies the other way round: Cockpit Color Kawanishi is a little darker, 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 Cockpit Color Kawanishi on the colour wheel See Dirty Grey on the colour wheel
All matches: Cockpit Color Kawanishi equivalents · Dirty Grey equivalents