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Keychron J12 HE compared with Keychron V3
Spec Keychron J12 HE

Keychron

Keychron J12 HE

$110

“Wireless 75% Hall-effect board with rapid trigger and a gasket mount”

Keychron V3 by Keychron

Keychron

Keychron V3

$60–$70

“QMK support under $100 is absurd”

Budget King
Price , different $110 $60–$70
Size , different 75% TKL
Type Pre-built Pre-built
Connectivity , different Wireless + Wired Wired
Released , different 2026 2022
Mounting , different Gasket Tray Mount
Case , different Plastic ABS Plastic
Colors , different Black Frosted Black, Carbon Black
Weight , different 952 g ± 10 g 966g
Dimensions , different 75% 359 x 138.5 x 31mm
Typing angle , different Not listed 5.2°
Front height , different Not listed 22mm
Switches , different Hall Effect Mechanical
Profile Standard Standard
Keycaps , different Double-shot PBT Double-shot PBT, OSA Profile
PCB , different Hot-swap Hot-swap, South-facing RGB
Plates , different Not listed Steel
Compatible switches , different Keychron magnetic switches MX-style 3-pin and 5-pin
Software , different QMK, Keychron Launcher QMK, VIA
NKRO Yes Yes
RGB , different No Yes
Features , different 75% layout, Tri-mode, Hot-swap, QMK/VIA, Hall effect QMK/VIA, 80% TKL with Knob, Hot-swap, Screw-in Stabs, Double-shot PBT, South-facing LEDs, 1000Hz Polling
Good for , different Typists and casual gamers who want adjustable actuation on a wireless 75% A first QMK/VIA keyboard on a small budget Learning switch swapping without soldering Desk or office use where wireless is not needed TKL fans who want arrow keys and a nav cluster
Skip if , different Competitive players who want 8000Hz Anyone who wants to use ordinary MX switches Anyone who needs wireless Buyers who want an aluminum case People who want a soft, flexy gasket-style feel Buyers who need a guaranteed in-stock listing
Pros , different Hall-effect switches with rapid trigger (Keeb-finder) Gasket-mount plastic case and foam (Keychron; sibling review praised the sound) Tri-mode connectivity with QMK and Launcher Hot-swap, but only for Keychron's magnetic switches QMK firmware with the Keychron Launcher web app for remapping and macros Hot-swap sockets, so switches can be changed without soldering Screw-in PCB stabilizers; Keychron says third-party screw-in stabilizers also fit Double-shot PBT keycaps and K Pro switches on the assembled version (pre-lubed except the clicky Blue) Steel plate with a tray mount, which reviewers of the V3 8K found stable and firm TKL layout with arrow keys and navigation keys, and an optional knob
Cons , different Hot-swap sockets are for Keychron's magnetic switches only 1000Hz polling only; the 8K models are wired Plastic case No standalone review found Wired only; the V3 Max is the wireless version ABS plastic case rather than aluminum Tray mount feels stiffer than a gasket-mounted board (APH Networks, on the V3 8K) Keychron's page lists it as sold out, so availability is uncertain Little independent review coverage of this exact model
Research take , different A wireless Hall-effect 75% on maker specs. Evidence for this exact model is Keychron's page; the only review found covers the wired J2 HE 8K sibling, so how this board feels is not independently documented. A plain wired TKL that, on Keychron's specs, gives QMK/VIA, hot-swap and screw-in stabilizers in a plastic case. Its trade-offs are the plastic build, a stiffer tray-mount feel and no wireless. Because reviews of this exact model are scarce and Keychron lists it as sold out, the V3 Max or V3 8K may be the more practical buy.