ΔE 9.8, close: similar, with a visible difference side by side. Moss Green is a little darker, more saturated, cooler than Woodland Camo.
Usually, if you are not matching paint already on the model. Close match (ΔE 10). Moss Green is a little darker, more saturated, cooler than Woodland Camo.
The same difference applies the other way round: Woodland Camo is a little 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.
See Woodland Camo on the colour wheel See Moss Green on the colour wheel
All matches: Woodland Camo equivalents · Moss Green equivalents