ΔE 4.9, very close: most people won’t see a difference side by side. Canoptek Alloy is cooler than Matt Starship Filth. They are different kinds of paint: AMMO by Mig Matt Starship Filth is an ink, glaze or transparent paint and Citadel Canoptek Alloy is a metallic, so they won’t behave the same on the model even where the colour is close.
Yes, for most jobs. Very close match (ΔE 5). Canoptek Alloy is cooler than Matt Starship Filth. They are different kinds of paint.
The same difference applies the other way round: Matt Starship Filth is warmer.
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 Matt Starship Filth on the colour wheel See Canoptek Alloy on the colour wheel
All matches: Matt Starship Filth equivalents · Canoptek Alloy equivalents