ΔE 28.9, loose: different enough that you should pick on purpose. Scarlett Red is noticeably darker, more muted, cooler than Incursion Orange.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 29). Scarlett Red is noticeably darker, more muted, cooler than Incursion Orange.
The same difference applies the other way round: Incursion Orange is noticeably lighter, more saturated, 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 Incursion Orange on the colour wheel See Scarlett Red on the colour wheel
All matches: Incursion Orange equivalents · Scarlett Red equivalents