ΔE 24.2, loose: different enough that you should pick on purpose. Interior Turquoise Green Soviet is noticeably lighter, much more saturated, warmer than Sotek Green.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 24). Interior Turquoise Green Soviet is noticeably lighter, much more saturated, warmer than Sotek Green.
The same difference applies the other way round: Sotek Green is noticeably darker, much more muted, cooler.
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 Sotek Green on the colour wheel See Interior Turquoise Green Soviet on the colour wheel
All matches: Sotek Green equivalents · Interior Turquoise Green Soviet equivalents