ΔE 9.5, close: similar, with a visible difference side by side. Demon Red is a little lighter, more saturated than Evil Sunz Scarlet.
✓ Two Thin Coats comparison chart lists these two as equivalents.
Usually, if you are not matching paint already on the model. Close match (ΔE 10). Demon Red is a little lighter, more saturated than Evil Sunz Scarlet.
The same difference applies the other way round: Evil Sunz Scarlet is a little darker, more muted.
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 Evil Sunz Scarlet on the colour wheel See Demon Red on the colour wheel
All matches: Evil Sunz Scarlet equivalents · Demon Red equivalents