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Head to head · Prices checked Oct 21, 2026

Keychron Lemokey X4 vs Yunzii A3

Get the Keychron Lemokey X4 for qmk.

What actually differs

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

Yunzii A3

  • Connection

    Wired

    Bluetooth, 2.4 GHz, Wired

  • Switch options

    Clicky, Linear, Tactile

    Clicky

  • QMK

    Yes

    No

  • Keycaps

    ABS, PBT

    PBT

  • Backlight

    Yes, south-facing

    RGB

KeebFinder scores

How we score
  • Keychron Lemokey X4
  • Yunzii A3
Performance
75
82
Build quality
83
78
Productivity
95
93
Customizability
83
84
Portability
65
84

What they share

  • Layout size: 75%
  • Hot-swappable
  • Mount style: Gasket Mount
  • Knob
  • Sound dampening
See every spec side by side

Full specs

Keychron Lemokey X4 vs Yunzii A3 specs

Every tracked spec, side by side. Rows marked with a dot differ between the boards.

7 of 26 specs differ

Keychron Lemokey X4

Yunzii A3

Typing & switches

Switch options

Clicky, Linear, Tactile
Clicky

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Gasket Mount

Sound dampening

Yes
Yes

Screw-in stabilizers

Yes
Yes

Layout

Layout size

75%
75%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

Yes
Yes

Display

None
None

Media keys

No
Yes

Connectivity & battery

Connection

Wired
Bluetooth, 2.4 GHz, Wired

Max polling rate

1,000 Hz
—

Battery

Wired only
3,000 mAh

USB-C

Yes
Yes

Build & materials

Case material

ABS, Plastic
—

Plate material

Polycarbonate
—

Keycaps

ABS, PBT
PBT

Weight

712 g
—

Dimensions

41 x 325 x 145 mm
—

Typing angle

10°
—

Backlight

Yes, south-facing
RGB

Firmware & software

QMK

Yes
No

N-key rollover

Yes
Yes

Mac & Windows

Yes
Yes

Extras

Released

2024
2023

Where to buy

Compare prices

Live prices from the stores we track, cheapest in-stock offer first.

Lowest price across stores, Amazon excluded.

  • KeychronHK

    In stock
    $34Visit
  • AmazonGlobal

    Check price
    ~$34Visit
Yunzii A32 stores
  • AmazonGlobal

    Check price
    ~$39Visit
  • YunziiCN

    Out of stock
    $39Visit

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