ΔE 22.4, loose: different enough that you should pick on purpose. Sunny Skin Tone is much more saturated, warmer than Terracotta Pie.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 22). Sunny Skin Tone is much more saturated, warmer than Terracotta Pie.
The same difference applies the other way round: Terracotta Pie is 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 Terracotta Pie on the colour wheel See Sunny Skin Tone on the colour wheel
All matches: Terracotta Pie equivalents · Sunny Skin Tone equivalents