ΔE 7.3, close: similar, with a visible difference side by side. Antique Gold is a little darker than Auric Armour Gold.
Usually, if you are not matching paint already on the model. Close match (ΔE 7). Antique Gold is a little darker than Auric Armour Gold.
The same difference applies the other way round: Auric Armour Gold is a little lighter.
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 Auric Armour Gold on the colour wheel See Antique Gold on the colour wheel
All matches: Auric Armour Gold equivalents · Antique Gold equivalents