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Head to head · Prices checked Oct 23, 2026

Womier SK30 Kanagawa Numpad vs Yunzii AL21

Get the Womier SK30 Kanagawa Numpad for the 3,000 mAh battery. Get the Yunzii AL21 for sound dampening.

YUNZII AL21 Wireless Aluminum Mechanical Numpad Keyboard

Sound dampening

Yunzii AL21

from$49at Yunzii

90-day low

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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.

Womier SK30 Kanagawa Numpad

Yunzii AL21

  • Battery

    3,000 mAh

    1,500 mAh

  • Case material

    ABS

    Aluminum

  • Display

    TFT

    None

  • Sound dampening

    No

    Yes

KeebFinder scores

How we score
  • Womier SK30 Kanagawa Numpad
  • Yunzii AL21
Performance
76
76
Build quality
72
78
Productivity
76
84
Customizability
80
75
Portability
90
88

What they share

  • Layout size: Numpad
  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
  • Switch options: Linear
  • Mount style: Gasket Mount
  • Knob
See every spec side by side

Full specs

Womier SK30 Kanagawa Numpad vs Yunzii AL21 specs

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

4 of 22 specs differ

Womier SK30 Kanagawa Numpad

Yunzii AL21

Typing & switches

Switch options

Linear
Linear

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Gasket Mount

Sound dampening

No
Yes

Layout

Layout size

Numpad
Numpad

Layout standard

ANSI
—

Ergonomics

Standard
Standard

Knob

Yes
Yes

Display

TFT
None

Connectivity & battery

Connection

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

Max polling rate

1,000 Hz
—

Battery

3,000 mAhBetter
1,500 mAh

USB-C

Yes
Yes

Build & materials

Case material

ABS
Aluminum

Plate material

Polycarbonate
—

Keycaps

PBT
PBT

Weight

—
458 g

Dimensions

—
44 x 136 x 91 mm

Backlight

RGB, south-facing
RGB, south-facing

Firmware & software

N-key rollover

Yes
Yes

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.

Lowest price across stores, Amazon excluded.

  • MKUS

    In stock
    $49Visit
  • AmazonGlobal

    Check price
    ~$49Visit
Yunzii AL212 stores
  • YunziiCN

    In stock
    $49Visit
  • AmazonGlobal

    Check price
    Visit

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