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Head to head · Prices checked Oct 21, 2026

Keychron K2 Max vs Q4

Get the Keychron Q4 for knob.

Keychron Q4 QMK Custom Mechanical Keyboard

Knob

Keychron Q4

4.7 · 10 reviews

from$59at Keychron

Shop nowCompare 3 stores

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 K2 Max

Keychron Q4

  • Layout size

    75%

    60%

  • Connection

    Bluetooth, 2.4 GHz, Wired

    Wired

  • Case material

    ABS, Aluminum

    Aluminum

  • Mount style

    PCB Mount, Plate Mount

    Gasket Mount, Plate Mount

  • Knob

    No

    Yes

KeebFinder scores

How we score
  • Keychron K2 Max
  • Keychron Q4
Performance
81
66
Build quality
86
90
Productivity
95
95
Customizability
91
98
Portability
79
70

What they share

  • Hot-swappable
  • Max polling rate: 1,000 Hz
  • Switch options: Clicky, Linear, Tactile
  • QMK
  • VIA
  • Sound dampening
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 K2 Max

4.5

2 owner reviews

Praise
“Négatif: Le temps de livraison et la clareté des infos”
EvanVerified buyer· via Keychron

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

Full specs

Keychron K2 Max vs Q4 specs

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

12 of 27 specs differ

Keychron K2 Max

Keychron Q4

Typing & switches

Switch options

Clicky, Linear, Tactile
Clicky, Linear, Tactile

Hot-swappable

Yes
Yes

Mount style

PCB Mount, Plate Mount
Gasket Mount, Plate Mount

Sound dampening

Yes
Yes

Screw-in stabilizers

Yes
Yes

Layout

Layout size

75%
60%

Layout standard

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

Ergonomics

Standard
Standard

Knob

No
Yes

Display

None
None

Media keys

Yes
Yes

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired
Wired

Max polling rate

1,000 Hz
1,000 Hz

Battery

4,000 mAh
Wired only

USB-C

Yes
Yes

Build & materials

Case material

ABS, Aluminum
Aluminum

Plate material

Steel
Steel

Keycaps

PBT
ABS, PBT

Weight

940 g
1,500 g

Dimensions

32 x 317 x 122 mm
20 x 121 x 303 mm

Typing angle

5°
7°

Backlight

RGB, south-facing
RGB, south-facing

Firmware & software

QMK

Yes
Yes

VIA

Yes
Yes

N-key rollover

Yes
No

Mac & Windows

Yes
Yes

Extras

Released

2024
2022

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
    $94Visit
  • Keychron (DE)DE

    In stock
    $127Visit
  • AmazonGlobal

    Check price
    Visit
  • MKUS

    Out of stock
    $120Visit
Keychron Q44 stores
  • KeychronHK

    In stock
    $59Visit
  • MKUS

    In stock
    $111Visit
  • Keychron (DE)DE

    In stock
    $119Visit
  • AmazonGlobal

    Check price
    Visit

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