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Head to head · Prices checked Nov 12, 2026

KBDFans Agar vs Keychron K4 V3

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Quick verdict

Which one should you get?

Get the

KBDFans Agar

Build quality in the top 5% of 60% boards under $150.

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 K4 V3

Build quality in the top 5% of 96% boards under $100.

Rules this board out

  • North-facing LEDs. Cherry-profile keycaps can hit the switch housing.
  • South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.
  • Compact full-size layout. The numpad is present, the gaps of a full-size board are not.

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

Keychron K4 V3

  • Layout size

    60%

    96%

  • Ergonomics

    Split Backspace

    Standard

  • Case material

    Aluminum, Polycarbonate

    Aluminum, Plastic

  • Mount style

    Gasket Mount, Plate Mount

    Tray Mount

  • Display

    LED

    None

    A case display rather than a typing feature

KeebFinder scores

How we score
  • KBDFans Agar
  • Keychron K4 V3
Performance
63
82
Build quality
90
87
Productivity
82
95
Customizability
90
96
Portability
84
54

What they share

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

Full specs

KBDFans Agar vs Keychron K4 V3 specs

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

14 of 27 specs differ

KBDFans Agar

Keychron K4 V3

Typing & switches

Switch options

—
Clicky, Linear, Tactile

Hot-swappable

Yes
Yes

Mount style

Gasket Mount, Plate Mount
Tray Mount

Sound dampening

Yes
Yes

Screw-in stabilizers

Yes
Yes

Layout

Layout size

60%
96%

Layout standard

ANSI, Dvorak
ANSI, ISO, ISO-CH, ISO-DE, ISO-Nordic, ISO-UK

Ergonomics

Split Backspace
Standard

Display

LED
None

Media keys

No
Yes

Connectivity & battery

Connection

Bluetooth, Wired
Bluetooth, Wired

Max polling rate

1,000 Hz
1,000 Hz

Battery

—
4,000 mAh

USB-C

Yes
Yes

Build & materials

Case material

Aluminum, Polycarbonate
Aluminum, Plastic

Plate material

Aluminum, Polycarbonate
—

Keycaps

PBT
PBT, PC

Weight

1,300 g
—

Dimensions

15 x 297 x 123 mm
—

Typing angle

9°
5°

Backlight

RGB
RGB, south-facing

Firmware & software

QMK

No
Yes

VIA

Yes
Yes

VIAL

Yes
No

N-key rollover

No
Yes

Mac & Windows

No
Yes

Extras

Released

2025
2025

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.

KBDFans Agar7 stores

For EU buyers

ISO layouts by store

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

KBDFans Agar

No ISO layout at the stores we track.

Keychron K4 V3

  • Keychron

    ISO-DE, ISO-UK, ISO-Nordic, ISO-CH

    In stockShips to you

    Go to Keychron

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