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Head to head · Prices checked Oct 28, 2026

KBDFans Agar Mini vs Keychron Q4

Get the Keychron Q4 for knob.

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Quick verdict

Which one should you get?

Get the

KBDFans Agar Mini

Build quality in the top 5% of 40% boards under $200.

Rules this board out

  • No ISO layout. ISO-DE, UK, and other ISO variants are not offered.
  • Compact layout only. No function row, dedicated arrow keys, or numpad.

Get the

Keychron Q4

Knob

Build quality in the top 5% of 60% boards under $100.

Rules this board out

  • South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.
  • Compact layout only. No function row, dedicated arrow keys, or numpad.

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.

KBDFans Agar Mini

Keychron Q4

  • Layout size

    40%

    60%

  • Connection

    Bluetooth, Wired

    Wired

    Wireless for several devices and wired for lower latency

  • Case material

    Aluminum, Brass, Polycarbonate

    Aluminum

  • Mount style

    Gasket Mount

    Gasket Mount, Plate Mount

  • Knob

    No

    Yes

KeebFinder scores

How we score
  • KBDFans Agar Mini
  • Keychron Q4
Performance
63
66
Build quality
94
90
Productivity
94
95
Customizability
94
98
Portability
87
71

What they share

  • Hot-swappable
  • Max polling rate: 1,000 Hz
  • QMK
  • VIA
  • Sound dampening
See every spec side by side

Full specs

KBDFans Agar Mini vs Keychron Q4 specs

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

15 of 28 specs differ

KBDFans Agar Mini

Keychron Q4

Typing & switches

Switch options

—
Clicky, Linear, Tactile

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Gasket Mount, Plate Mount

Sound dampening

Yes
Yes

Screw-in stabilizers

Yes
Yes

Layout

Layout size

40%
60%

Layout standard

ANSI
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

No
Yes

Connectivity & battery

Connection

Bluetooth, Wired
Wired

Max polling rate

1,000 Hz
1,000 Hz

Battery

1,000 mAh
Wired only

USB-C

Yes
Yes

Build & materials

Case material

Aluminum, Brass, Polycarbonate
Aluminum

Plate material

Aluminum, CarbonFiber, FR4, Polycarbonate
Steel

Keycaps

—
ABS, PBT

Weight

700 g
1,500 g

Dimensions

40 x 250 x 120 mm
20 x 121 x 303 mm

Typing angle

9°
7°

Backlight

None
RGB, south-facing

Firmware & software

QMK

Yes
Yes

VIA

Yes
Yes

VIAL

Yes
No

N-key rollover

Yes
No

Mac & Windows

Yes
Yes

Extras

Released

2025
2022

For EU buyers

ISO layouts by store

Which stores sell ISO-DE, UK, and the other regional layouts.

KBDFans Agar Mini

No ISO layout at the stores we track.

Keychron Q4

  • Keychron

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

    In stockShips to you

  • Keychron (DE)

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

    In stockDoes not ship to you

Where to buy

Compare prices

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

Prices in USD are converted to your currency and can change at any time. KeebFinder may earn a commission when you buy through these links, at no extra cost to you.

Lowest price across stores, Amazon excluded.

Keychron Q44 stores

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