ΔE 9.1, close: similar, with a visible difference side by side. Primer Taupe is more muted, warmer than Armageddon Dust.
Usually, if you are not matching paint already on the model. Close match (ΔE 9). Primer Taupe is more muted, warmer than Armageddon Dust.
The same difference applies the other way round: Armageddon Dust is more saturated, 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 Armageddon Dust on the colour wheel See Primer Taupe on the colour wheel
All matches: Armageddon Dust equivalents · Primer Taupe equivalents