Keychron Lemokey X4 vs Lemokey X675% or Lighter 65%
Choose the X4 for its 75% layout and gasket mount, or the lighter X6 for a smaller 65% layout and VIA support.
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Which one should you get?
Get the
Keychron Lemokey X4
Knob
Build quality in the top 10% of 75% boards under $50.
- 75% ANSI layout.
- Gasket mount with a polycarbonate plate.
- Supports hot-swappable switches and QMK.
- North-facing LEDs. Cherry-profile keycaps can hit the switch housing.
- South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.
- No numpad.
Get the
Keychron Lemokey X6
Build quality in the top 10% of 65% boards under $50.
- 65% ANSI layout and 521 g listed weight make it the smaller, lighter option.
- Lists QMK and VIA support, plus hot-swappable switches.
- Has 1000 Hz polling and N-key rollover.
- North-facing LEDs. Cherry-profile keycaps can hit the switch housing.
- 65% layout. No function row and no numpad.
Choose the Lemokey X4 if you prefer a 75% layout, gasket mounting, or the listed knob support. Choose the Lemokey X6 if lower weight, a 65% layout, and listed VIA support matter more. Both offer wired connectivity, hot-swap switches, QMK, and 1000 Hz polling.
The differences that matter
Skip the 40-row spec sheet. These are the specs that change how each board feels, sounds, and fits your desk.
Keychron Lemokey X4
Keychron Lemokey X6
Layout size
75%
65%
Case material
ABS, Plastic
ABS
Mount style
Gasket Mount
Tray Mount
Knob
Yes
No
Weight
712 g
521 g
Heavier boards stay planted and lighter ones travel
- Keychron Lemokey X4
- Keychron Lemokey X6
- Performance
- 7468
- Build quality
- 8284
- Productivity
- 9693
- Customizability
- 8288
- Portability
- 6476
- Connection: Wired
- Hot-swappable
- Max polling rate: 1,000 Hz
- Switch options: Clicky, Linear, Tactile
- QMK
- Sound dampening
What will you mostly use it for?
The X4 has the edge for buyers who want a larger layout, while the X6 is the more portable option by weight and layout size. For customization, both offer hot-swap and QMK, with VIA support listed for the X6 and knob support listed for the X4. Gaming specifications overlap on polling rate and N-key rollover, so mounting style and layout are the clearer differentiators. Both are wired-only keyboards.
Pick the Keychron Lemokey X4
- Both list 1000 Hz polling and N-key rollover.
- The X4 has a gasket mount, while the X6 lists a tray mount.
- The X4's 75% layout keeps a larger layout footprint than the X6's 65% layout.
Keychron Lemokey X4 vs Lemokey X6 specs
Every tracked spec, side by side. Rows marked with a dot differ between the boards.
10 of 25 specs differ
Keychron Lemokey X4
Keychron Lemokey X6
Switch options
Hot-swappable
Mount style
Sound dampening
Screw-in stabilizers
Layout size
Layout standard
Ergonomics
Knob
Display
Connection
Max polling rate
USB-C
Case material
Plate material
Keycaps
Weight
Dimensions
Typing angle
Backlight
QMK
VIA
N-key rollover
Mac & Windows
Released
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Keychron Lemokey X4 vs Lemokey X6: your questions
The X4 is a 75% keyboard with a gasket mount, while the X6 is a 65% keyboard with a tray mount in its specifications. The X6 is also lighter, at 521 g compared with the X4's 712 g.
Both list 1000 Hz polling and N-key rollover. The X4 has a 75% layout and gasket mount, while the X6 has a 65% layout and tray mount, so choose based on the layout and mount you prefer.
The Lemokey X6 is listed at 521 g, and the X4 at 712 g. Both are wired-only keyboards.
Yes, both product specifications list hot-swappable switches. Both also offer linear, tactile, and clicky switch types.
VIA support is listed for the Lemokey X6, and not listed for the X4. Keychron's X6 description notes that VIA setup requires loading a keymap JSON file.
Yes, QMK support is listed for both the X4 and X6. Keychron also describes Lemokey Launcher as a web app for remapping keys and creating macros.
No, both are listed as wired-only keyboards with USB-C connectivity. Neither product's specifications list wireless connectivity.
The X6 is listed with shine-through double-shot ABS keycaps. X4 keycaps vary by version: the vendor describes an ABS option and a side-printed PBT option.
The X4's specifications list a gasket mount. The X6's specifications list a tray mount, although its vendor description refers to a gasket-mount structure.
Yes, both list a 1000 Hz polling rate. Both also list N-key rollover.
The X6's 65% layout is smaller than the X4's 75% layout, and it also has the lower listed weight. Both remain wired keyboards, so plan for a cable connection.
Not sold on either?
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