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Head to head · Prices checked Oct 21, 2026

Weikav Stars21 Programmable Numpad vs Leobog K21 NumPad

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

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

  • Case material

    Aluminum

    Plastic

  • Mount style

    Gasket Mount

    PCB Mount

  • Weight

    480 g

    200 g

  • QMK

    Yes

    No

KeebFinder scores

How we score
  • Weikav Stars21 Programmable Numpad
  • Leobog K21 NumPad
Performance
76
74
Build quality
84
64
Productivity
57
80
Customizability
89
71
Portability
78
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.

Lowest price across stores, Amazon excluded.

Weikav Stars21 Programmable Numpad2 stores

  • VelocifireCN

    In stock
    $54Visit

  • AmazonGlobal

    Check price
    ~$54Visit
Leobog K21 NumPad2 stores

  • AmazonGlobal

    Check price
    ~$49Visit

  • WhatGeekCN

    Out of stock
    $49Visit

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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