ΔE 23.0, loose: different enough that you should pick on purpose. Metallic Orange is noticeably lighter, much more saturated, warmer than Golden Armour.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 23). Metallic Orange is noticeably lighter, much more saturated, warmer than Golden Armour.
The same difference applies the other way round: Golden Armour is noticeably darker, much more muted, 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 Golden Armour on the colour wheel See Metallic Orange on the colour wheel
All matches: Golden Armour equivalents · Metallic Orange equivalents