ΔE 6.7, close: similar, with a visible difference side by side. Field Green is more saturated than Loren Forest.
Usually, if you are not matching paint already on the model. Close match (ΔE 7). Field Green is more saturated than Loren Forest.
The same difference applies the other way round: Loren Forest is 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 Loren Forest on the colour wheel See Field Green on the colour wheel
All matches: Loren Forest equivalents · Field Green equivalents