ΔE 7.5, close: similar, with a visible difference side by side. Pine Green is a little lighter, cooler than Green Tone. They are different kinds of paint: Army Painter Green Tone is a wash/shade and Reaper Pine Green is an opaque base/layer paint, so they won’t behave the same on the model even where the colour is close.
Usually, if you are not matching paint already on the model. Close match (ΔE 7). Pine Green is a little lighter, cooler than Green Tone. They are different kinds of paint.
The same difference applies the other way round: Green Tone is a little darker, 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 Green Tone on the colour wheel See Pine Green on the colour wheel
All matches: Green Tone equivalents · Pine Green equivalents