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Head to head · Prices checked Oct 21, 2026

Ajazz K620T V2 vs Keychron Q4

Get the Keychron Q4 for qmk and via.

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.

Ajazz K620T V2

Keychron Q4

  • Connection

    Bluetooth, Wired

    Wired

  • Switch options

    Clicky

    Clicky, Linear, Tactile

  • Weight

    850 g

    1,500 g

  • QMK

    No

    Yes

  • VIA

    No

    Yes

KeebFinder scores

How we score
  • Ajazz K620T V2
  • Keychron Q4
Performance
73
66
Build quality
61
90
Productivity
67
95
Customizability
70
98
Portability
89
70

What they share

  • Layout size: 60%
  • 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.

Ajazz K620T V2

No owner reviews collected yet.

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

Ajazz K620T V2 vs Keychron Q4 specs

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

14 of 27 specs differ

Ajazz K620T V2

Keychron Q4

Typing & switches

Switch options

Clicky
Clicky, Linear, Tactile

Hot-swappable

Yes
Yes

Mount style

—
Gasket Mount, Plate Mount

Sound dampening

No
Yes

Screw-in stabilizers

No
Yes

Layout

Layout size

60%
60%

Layout standard

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

Ergonomics

Standard
Standard

Knob

Yes
Yes

Display

None
None

Media keys

No
Yes

Connectivity & battery

Connection

Bluetooth, Wired
Wired

Max polling rate

—
1,000 Hz

Battery

4,400 mAh
Wired only

USB-C

Yes
Yes

Build & materials

Case material

Aluminum
Aluminum

Plate material

—
Steel

Keycaps

PBT
ABS, PBT

Weight

850 g
1,500 g

Dimensions

40 x 299 x 138 mm
20 x 121 x 303 mm

Typing angle

—
7°

Backlight

RGB
RGB, south-facing

Firmware & software

QMK

No
Yes

VIA

No
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.

  • AmazonGlobal

    Check price
    ~$69Visit
  • WhatGeekCN

    Out of stock
    $69Visit
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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