Not sure which keyboard to choose? Try the Keyboard Finder now!

Head to head · Prices checked Nov 11, 2026

Weikav Stars21 Programmable Numpad vs Leobog K21 NumPad

Get the Weikav Stars21 Programmable Numpad for the 800 mAh battery and qmk.

KeebFinder may earn a commission when you buy through these links, at no extra cost to you.

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

Leobog K21 NumPad

  • Battery

    800 mAh

    600 mAh

    A larger battery means fewer cables during the day

  • Case material

    Aluminum

    Plastic

  • Mount style

    Gasket Mount

    PCB Mount

  • Weight

    480 g

    200 g

    Heavier boards stay planted and lighter ones travel

  • QMK

    Yes

    No

    The deep option when you want to remap every key

KeebFinder scores

How we score
  • Weikav Stars21 Programmable Numpad
  • Leobog K21 NumPad
Performance
75
73
Build quality
84
63
Productivity
56
80
Customizability
89
71
Portability
77
89

What they share

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

Full specs

Weikav Stars21 Programmable Numpad vs Leobog K21 NumPad specs

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

11 of 22 specs differ

Weikav Stars21 Programmable Numpad

Leobog K21 NumPad

Typing & switches

Switch options

Linear
Linear

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
PCB Mount

Sound dampening

No
Yes

Layout

Layout size

Numpad
Numpad

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Display

None
None

Connectivity & battery

Connection

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

Max polling rate

1,000 Hz
—

Battery

800 mAhBetter
600 mAh

USB-C

No
Yes

Build & materials

Case material

Aluminum
Plastic

Plate material

—
Polycarbonate

Weight

480 g
200 g

Dimensions

18 x 130 x 95 mm
37 x 82 x 120 mm

Backlight

RGB
RGB

Firmware & software

QMK

Yes
No

VIA

Yes
No

N-key rollover

Yes
Yes

Mac & Windows

No
Yes

Extras

Released

2025
2023

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.

Still torn?

Answer a few quick questions and the keyboard finder ranks 2,000+ boards by how you will actually use yours.