ΔE 25.4, loose: different enough that you should pick on purpose. Templar White is a little darker, much more muted than Phoenix Egg.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 25). Templar White is a little darker, much more muted than Phoenix Egg.
The same difference applies the other way round: Phoenix Egg is a little lighter, much more saturated.
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 Phoenix Egg on the colour wheel See Templar White on the colour wheel
All matches: Phoenix Egg equivalents · Templar White equivalents