ΔE 16.1, loose: different enough that you should pick on purpose. Sunset Red is a little lighter, much more saturated, cooler than Vampire Red.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 16). Sunset Red is a little lighter, much more saturated, cooler than Vampire Red.
The same difference applies the other way round: Vampire Red is a little darker, much 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 Vampire Red on the colour wheel See Sunset Red on the colour wheel
All matches: Vampire Red equivalents · Sunset Red equivalents