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Head to head · Prices checked Nov 12, 2026

Weikav Stars21 Programmable Numpad vs Yunzii YZ21 Numpad

Get the Weikav Stars21 Programmable Numpad for qmk. Get the Yunzii YZ21 Numpad for the 1,500 mAh battery.

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Quick verdict

Which one should you get?

Get the

Weikav Stars21 Programmable Numpad

QMK

Build quality in the top 10% of Numpad boards under $100.

Get the

Yunzii YZ21 Numpad

Battery

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.

Weikav Stars21 Programmable Numpad

Yunzii YZ21 Numpad

  • Battery

    800 mAh

    1,500 mAh

    A larger battery means fewer cables during the day

  • Case material

    Aluminum

    Plastic

  • Switch options

    Linear

    Clicky, Linear, Tactile

  • Mount style

    Gasket Mount

    Plate Mount

  • QMK

    Yes

    No

    The deep option when you want to remap every key

KeebFinder scores

How we score
  • Weikav Stars21 Programmable Numpad
  • Yunzii YZ21 Numpad
Performance
75
60
Build quality
84
58
Productivity
56
72
Customizability
89
76
Portability
77
89

What they share

  • Layout size: Numpad
  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
See every spec side by side

Full specs

Weikav Stars21 Programmable Numpad vs Yunzii YZ21 Numpad specs

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

12 of 23 specs differ

Weikav Stars21 Programmable 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

Display

None
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

800 mAh
1,500 mAhBetter

USB-C

No
Yes

Build & materials

Case material

Aluminum
Plastic

Plate material

—
Polycarbonate

Keycaps

—
PBT

Weight

480 g
—

Dimensions

18 x 130 x 95 mm
—

Backlight

RGB
RGB, north-facing

Firmware & software

QMK

Yes
No

VIA

Yes
No

N-key rollover

Yes
No

Mac & Windows

No
Yes

Extras

Released

2025
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.

Lowest price across stores, Amazon excluded.

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