ΔE 6.1, close: similar, with a visible difference side by side. M495 Light Gray is more saturated than Typhon Ash.
Usually, if you are not matching paint already on the model. Close match (ΔE 6). M495 Light Gray is more saturated than Typhon Ash.
The same difference applies the other way round: Typhon Ash is more muted.
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 Typhon Ash on the colour wheel See M495 Light Gray on the colour wheel
All matches: Typhon Ash equivalents · M495 Light Gray equivalents