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Head to head · Prices checked Nov 7, 2026

KBDFans Agar Mini vs Ko Onibi

Choose the Agar Mini for hot-swap, wireless connectivity, and stated firmware support; the Ko Onibi's clearest distinction is its 60% layout.

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Quick verdict

Which one should you get?

Get the

KBDFans Agar Mini

Hot-swappable

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

If you want

  • Bluetooth, wired, and wireless connectivity are listed.
  • Hot-swappable switches and QMK, VIA, and VIAL support are specified.
  • Gasket mount with aluminum, polycarbonate, and brass case materials listed.

Rules this board out

  • Compact layout only. No function row, dedicated arrow keys, or numpad.

Get the

KBDFans Ko Onibi

If you want

  • The 60% ANSI layout is a larger compact format than the Agar Mini's 40% layout.
  • Identified as a DIY kit/barebones keyboard.
  • No RGB is listed, matching buyers who prefer a keyboard without listed RGB lighting.

Rules this board out

  • Switches are soldered. Swapping them means soldering.
  • Compact layout only. No function row, dedicated arrow keys, or numpad.

Bottom line

Choose the Agar Mini if you want a documented, mod-friendly feature set, especially hot-swap, wireless connectivity, and QMK, VIA, or VIAL support. Consider the Ko Onibi if you specifically want a 60% DIY kit and are comfortable with soldered switches. Check the Ko Onibi's detailed product information before buying, since its listing does not establish connectivity, materials, or other build features.

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

KBDFans Ko Onibi

  • Layout size

    40%

    60%

  • Hot-swappable

    Yes

    No

    Switch changes without soldering

  • QMK

    Yes

    No

    The deep option when you want to remap every key

  • VIA

    Yes

    No

    GUI remapping without compiling firmware

  • Sound dampening

    Yes

    No

KeebFinder scores

How we score
  • KBDFans Agar Mini
  • KBDFans Ko Onibi
Performance
63
43
Build quality
94
53
Productivity
94
41
Customizability
94
49
Portability
87
63
See every spec side by side

Best for

What will you mostly use it for?

The Agar Mini has the stronger documented feature case for gaming, office use, programming, modding, and content creation. Its polling rate, N-Key Rollover, multiple connection options, hot-swap, and firmware support are specific advantages. Travel is harder to call because the Agar Mini's dimensions and weight are listed, but the Ko Onibi's are not. The Onibi's larger 60% layout may appeal to buyers who prefer that format, though its detailed features are not specified.

For gaming

Pick the KBDFans Agar Mini

  • The Agar Mini specifies a 1000 Hz polling rate; no polling rate is listed for the Ko Onibi.
  • The Agar Mini includes N-Key Rollover, which is not listed for the Ko Onibi.

Full specs

KBDFans Agar Mini vs Ko Onibi specs

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

11 of 24 specs differ

KBDFans Agar Mini

KBDFans Ko Onibi

Typing & switches

Hot-swappable

Yes
No

Mount style

Gasket Mount
—

Sound dampening

Yes
No

Screw-in stabilizers

Yes
No

Layout

Layout size

40%
60%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Display

None
None

Connectivity & battery

Connection

Bluetooth, Wired
—

Max polling rate

1,000 Hz
—

Battery

1,000 mAh
—

USB-C

Yes
No

Build & materials

Case material

Aluminum, Brass, Polycarbonate
—

Plate material

Aluminum, CarbonFiber, FR4, Polycarbonate
—

Weight

700 g
—

Dimensions

40 x 250 x 120 mm
—

Typing angle

9°
—

Backlight

None
None

Firmware & software

QMK

Yes
No

VIA

Yes
No

VIAL

Yes
No

N-key rollover

Yes
No

Mac & Windows

Yes
No

Extras

Released

2025
2026

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.

FAQ

KBDFans Agar Mini vs Ko Onibi: your questions

The Agar Mini is a 40% keyboard with listed Bluetooth, wired, and wireless connectivity, hot-swap, and QMK, VIA, and VIAL support. The Ko Onibi is a 60% DIY kit, and its detailed feature information is limited.

Yes, hot-swappable is listed as an Agar Mini feature. The Ko Onibi has soldered switches, so changing its switches requires soldering.

The Ko Onibi's switches are soldered, so switching them requires soldering. The Agar Mini is listed as hot-swappable.

The Agar Mini lists QMK, VIA, and VIAL support. No corresponding firmware support is listed for the Ko Onibi.

The Agar Mini lists Bluetooth, wired, and wireless connectivity, as well as USB-C. The Ko Onibi's connectivity options are not specified.

The Agar Mini is listed as 40%, and the Ko Onibi as 60%, so the Ko Onibi is the larger layout class. Both are described by their compatibility rules as compact layouts without a function row, dedicated arrow keys, or numpad.

Neither is a fit if you need a dedicated numpad. The Agar Mini's 40% layout and the Ko Onibi's 60% layout are both identified as lacking one.

The Agar Mini lists a 1000 Hz polling rate and N-Key Rollover. The Ko Onibi has no polling rate listed, so its gaming performance cannot be compared on that specification.

Its case materials are listed as aluminum, polycarbonate, and brass. The listed plate materials are aluminum, carbon fiber, FR4, and polycarbonate.

The Agar Mini has stated Bluetooth and wireless connectivity, and its listed weight is 700 g with dimensions of 40 x 250 x 120 mm. The Ko Onibi's weight, dimensions, and connectivity are not listed, so there is not enough information for a direct portability comparison.

No, the Agar Mini is listed as having no RGB. The Ko Onibi is also listed as having no RGB.

The Ko Onibi is described as a 60% keyboard kit and is listed as DIY kit/barebones. The listing does not provide detailed information about included components.

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