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Head to head · Prices checked Nov 10, 2026

Kezewa Niu Niu KB 40 vs Niuniu KB40

Get the Kezewa Niu Niu KB 40 for vial. Get the Niuniu KB40 for sound dampening and mac & windows.

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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.

Kezewa Niu Niu KB 40

Niuniu KB40

  • Connection

    Wired

    Bluetooth, 2.4 GHz, Wired

    Wireless for several devices and wired for lower latency

  • Ergonomics

    Ortholinear, Split Spacebar

    Ortholinear

  • Sound dampening

    No

    Yes

  • VIAL

    Yes

    No

    GUI remapping on boards that do not ship VIA

  • Mac & Windows

    No

    Yes

KeebFinder scores

How we score
  • Kezewa Niu Niu KB 40
  • Niuniu KB40
Performance
47
47
Build quality
78
67
Productivity
57
80
Customizability
70
63
Portability
67
88

What they share

  • Layout size: 40%
  • Hot-swappable
  • Case material: Aluminum
  • Mount style: Gasket Mount
  • Plate material: Aluminum, FR4
See every spec side by side

Full specs

Kezewa Niu Niu KB 40 vs Niuniu KB40 specs

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

6 of 18 specs differ

Kezewa Niu Niu KB 40

Niuniu KB40

Typing & switches

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Gasket Mount

Sound dampening

No
Yes

Layout

Layout size

40%
40%

Layout standard

ANSI
ANSI

Ergonomics

Ortholinear, Split Spacebar
Ortholinear

Display

None
None

Connectivity & battery

Connection

Wired
Bluetooth, 2.4 GHz, Wired

USB-C

No
Yes

Build & materials

Case material

Aluminum
Aluminum

Plate material

Aluminum, FR4
Aluminum, FR4

Weight

1,000 g
—

Dimensions

30 x 240 x 94 mm
—

Typing angle

8°
—

Backlight

None
None

Firmware & software

VIAL

Yes
No

Mac & Windows

No
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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