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Head to head · Prices checked Nov 10, 2026

Royal Kludge A72 HE vs Niuniu KB40

Get the Royal Kludge A72 HE for hall effect and rapid trigger.

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Quick verdict

Which one should you get?

Get the

Royal Kludge A72 HE

Hall effect

Build quality in the bottom 45% of 65% boards under $100.

Rules this board out

  • Magnetic switches only. Standard MX switches will not fit.
  • 65% layout. No function row and no numpad.

Get the

Niuniu KB40

Build quality in the bottom 40% of 40% boards under $300.

Rules this board out

  • 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.

Royal Kludge A72 HE

Niuniu KB40

  • Layout size

    65%

    40%

  • Hall effect (magnetic)

    Yes

    No

    Adjustable actuation helps in games and not in normal typing

  • Rapid trigger

    Yes

    No

    Faster resets help in games and not in normal typing

  • Ergonomics

    Alice

    Ortholinear

  • Mount style

    Plate Mount

    Gasket Mount

KeebFinder scores

How we score
  • Royal Kludge A72 HE
  • Niuniu KB40
Performance
93
47
Build quality
60
67
Productivity
83
80
Customizability
73
63
Portability
94
88

What they share

  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
  • Sound dampening
See every spec side by side

Full specs

Royal Kludge A72 HE vs Niuniu KB40 specs

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

8 of 23 specs differ

Royal Kludge A72 HE

Niuniu KB40

Typing & switches

Switch options

Magnetic
—

Hall effect (magnetic)

Yes
No

Rapid trigger

Yes
No

Hot-swappable

Yes
Yes

Mount style

Plate Mount
Gasket Mount

Sound dampening

Yes
Yes

Layout

Layout size

65%
40%

Layout standard

ANSI
ANSI

Ergonomics

Alice
Ortholinear

Knob

Yes
No

Display

LED
None

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired
Bluetooth, 2.4 GHz, Wired

Max polling rate

8,000 Hz
—

Battery

7,500 mAh
—

USB-C

Yes
Yes

Build & materials

Case material

—
Aluminum

Plate material

—
Aluminum, FR4

Keycaps

PBT
—

Weight

1,350 g
—

Dimensions

42 x 384 x 140 mm
—

Backlight

RGB
None

Firmware & software

Mac & Windows

Yes
Yes

Extras

Released

2026
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.

Niuniu KB402 stores

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