ΔE 15.8, loose: different enough that you should pick on purpose. Fire Flame is a little lighter, much more saturated than Angron Red Clear.
Not as a straight swap; see the closer alternatives below. Loose match (ΔE 16). Fire Flame is a little lighter, much more saturated than Angron Red Clear.
The same difference applies the other way round: Angron Red Clear is a little darker, much 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 Angron Red Clear on the colour wheel See Fire Flame on the colour wheel
All matches: Angron Red Clear equivalents · Fire Flame equivalents