Kailh BOX White vs Cherry MX Blue

Both are clicky switches, so this comes down to weight, smoothness and sound. The Kailh BOX White is lighter (45gf vs 50gf).

Kailh BOX WhiteCherry MX Blue
TypeClickyClicky
Actuation force45 gf50 gf
Bottom-out force55 gf60 gf
Pre-travel1.8 mm2.2 mm
Total travel3.6 mm4 mm
Mount3-pin5-pin
Factory lubedNoNo
StemBOX click-bar stem (POM)Blue POM (click-jacket)
SoundCrisp, high-pitched click on both the down and up stroke.Loud, high-pitched click on both the downstroke and the release
Price tier$$$$

Whichever wins, put it in something worth building.

I hand-build small-batch programmable macropads (QMK/VIA) in Barcelona, and repair keyboard PCBs. Pick your switch, pick your layout with the Shortcut Library, and stop reaching for chords.

See the macropads