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Head to head · Prices checked Oct 21, 2026

Keychron Q4 vs Xinmeng A66

Get the Keychron Q4 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 Q4

Xinmeng A66

  • Layout size

    60%

    65%

  • Connection

    Wired

    Bluetooth, 2.4 GHz, Wired

  • Mount style

    Gasket Mount, Plate Mount

    Gasket Mount

  • Weight

    1,500 g

    1,800 g

  • QMK

    Yes

    No

KeebFinder scores

How we score
  • Keychron Q4
  • Xinmeng A66
Performance
66
40
Build quality
90
63
Productivity
95
65
Customizability
98
66
Portability
70
88

What they share

  • Hot-swappable
  • Case material: Aluminum
  • Knob
See every spec side by side

From real owners

What owners say

Ratings and quotes collected from verified store reviews, including the critical ones.

Keychron Q4

4.7

10 owner reviews

Praise
“Perfect keyboard, sounds lovely, feels lovely, i just fee like the white keys are a lot more cream than pictured. Not an issue though! Just a little annoying haha”
E.B.Verified buyer· via Keychron

Xinmeng A66

No owner reviews collected yet.

Full specs

Keychron Q4 vs Xinmeng A66 specs

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

14 of 26 specs differ

Keychron Q4

Xinmeng A66

Typing & switches

Switch options

Clicky, Linear, Tactile
—

Hot-swappable

Yes
Yes

Mount style

Gasket Mount, Plate Mount
Gasket Mount

Sound dampening

Yes
No

Screw-in stabilizers

Yes
No

Layout

Layout size

60%
65%

Layout standard

ANSI, ISO, ISO-DE, ISO-ES, ISO-FR, ISO-Nordic, ISO-SW, ISO-UK, JIS
ANSI

Ergonomics

Standard
Standard

Knob

Yes
Yes

Display

None
None

Media keys

Yes
No

Connectivity & battery

Connection

Wired
Bluetooth, 2.4 GHz, Wired

Max polling rate

1,000 Hz
—

Battery

Wired only
4,600 mAh

USB-C

Yes
Yes

Build & materials

Case material

Aluminum
Aluminum

Plate material

Steel
FR4, Plastic

Keycaps

ABS, PBT
—

Weight

1,500 g
1,800 g

Dimensions

20 x 121 x 303 mm
20 x 113 x 322 mm

Typing angle

7°
—

Backlight

RGB, south-facing
None

Firmware & software

QMK

Yes
No

VIA

Yes
No

Mac & Windows

Yes
Yes

Extras

Released

2022
2023

Where to buy

Compare prices

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

Lowest price across stores, Amazon excluded.

Keychron Q44 stores
  • KeychronHK

    In stock
    $59Visit
  • MKUS

    In stock
    $111Visit
  • Keychron (DE)DE

    In stock
    $119Visit
  • AmazonGlobal

    Check price
    Visit
Xinmeng A663 stores
  • MechkeysCN

    In stock
    $79Visit
  • AmazonGlobal

    Check price
    ~$79Visit
  • WhatGeekCN

    Out of stock
    $129Visit

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