ΔE 7.9, close: similar, with a visible difference side by side. Electric Blue is more saturated, cooler than Ray Gun Glow.
Usually, if you are not matching paint already on the model. Close match (ΔE 8). Electric Blue is more saturated, cooler than Ray Gun Glow.
The same difference applies the other way round: Ray Gun Glow is more muted, warmer.
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 Ray Gun Glow on the colour wheel See Electric Blue on the colour wheel
All matches: Ray Gun Glow equivalents · Electric Blue equivalents