ΔE 9.7, close: similar, with a visible difference side by side. Quinacridone Burnt Orange is a little darker, more saturated, cooler than Molten Orange.
Usually, if you are not matching paint already on the model. Close match (ΔE 10). Quinacridone Burnt Orange is a little darker, more saturated, cooler than Molten Orange.
The same difference applies the other way round: Molten Orange is a little lighter, more muted, 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 Molten Orange on the colour wheel See Quinacridone Burnt Orange on the colour wheel
All matches: Molten Orange equivalents · Quinacridone Burnt Orange equivalents