ΔE 8.7, close: similar, with a visible difference side by side. Glowing Inferno is a little lighter than Luminous Orange.
Usually, if you are not matching paint already on the model. Close match (ΔE 9). Glowing Inferno is a little lighter than Luminous Orange.
The same difference applies the other way round: Luminous Orange is a little darker.
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 Luminous Orange on the colour wheel See Glowing Inferno on the colour wheel
All matches: Luminous Orange equivalents · Glowing Inferno equivalents