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Head to head · Prices checked Nov 12, 2026

Womier SK30 Kanagawa Numpad vs Yunzii YZ21 Numpad

Get the Womier SK30 Kanagawa Numpad for the 3,000 mAh battery and knob.

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Quick verdict

Which one should you get?

Get the

Womier SK30 Kanagawa Numpad

Battery

Build quality in the top 30% of Numpad boards under $50.

Rules this board out

  • South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.

Get the

Yunzii YZ21 Numpad

Build quality in the bottom 45% of Numpad boards under $50.

Rules this board out

  • North-facing LEDs. Cherry-profile keycaps can hit the switch housing.

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 YZ21 Numpad

  • Battery

    3,000 mAh

    1,500 mAh

    A larger battery means fewer cables during the day

  • Case material

    ABS

    Plastic

  • Switch options

    Linear

    Clicky, Linear, Tactile

  • Mount style

    Gasket Mount

    Plate Mount

  • Knob

    Yes

    No

KeebFinder scores

How we score
  • Womier SK30 Kanagawa Numpad
  • Yunzii YZ21 Numpad
Performance
75
60
Build quality
71
58
Productivity
76
72
Customizability
79
76
Portability
90
89

What they share

  • Layout size: Numpad
  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
  • Plate material: Polycarbonate
  • Keycaps: PBT
See every spec side by side

Full specs

Womier SK30 Kanagawa Numpad vs Yunzii YZ21 Numpad specs

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

10 of 20 specs differ

Womier SK30 Kanagawa Numpad

Yunzii YZ21 Numpad

Typing & switches

Switch options

Linear
Clicky, Linear, Tactile

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Plate Mount

Layout

Layout size

Numpad
Numpad

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

Yes
No

Display

TFT
None

Media keys

No
Yes

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
Plastic

Plate material

Polycarbonate
Polycarbonate

Keycaps

PBT
PBT

Backlight

RGB, south-facing
RGB, north-facing

Firmware & software

N-key rollover

Yes
No

Mac & Windows

Yes
Yes

Extras

Released

2026
2024

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.

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