Gore-Grunta Fur vs Plasma Red

How close are they?

ΔE 22.8, loose: different enough that you should pick on purpose. Plasma Red is noticeably darker, more saturated, cooler than Gore-Grunta Fur.

Can I use Plasma Red instead of Gore-Grunta Fur?

Not as a straight swap; see the closer alternatives below. Loose match (ΔE 23). Plasma Red is noticeably darker, more saturated, cooler than Gore-Grunta Fur.

Can I use Gore-Grunta Fur instead of Plasma Red?

The same difference applies the other way round: Gore-Grunta Fur is noticeably 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.