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Head to head · Prices checked Nov 10, 2026

Cidoo V21 vs Weikav Stars21 Programmable Numpad

Get the Cidoo V21 for the 1,000 mAh battery and knob. Get the Weikav Stars21 Programmable Numpad for hot-swappable and qmk.

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Quick verdict

Which one should you get?

Get the

Cidoo V21

Battery

Build quality in the top 20% of Numpad boards under $100.

Rules this board out

  • Switches are soldered. Swapping them means soldering.
  • South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.

Get the

Weikav Stars21 Programmable Numpad

Hot-swappable

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

Rules this board out

  • No ISO layout. ISO-DE, UK, and other ISO variants are not offered.

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.

Cidoo V21

Weikav Stars21 Programmable Numpad

  • Hot-swappable

    No

    Yes

    Switch changes without soldering

  • Battery

    1,000 mAh

    800 mAh

    A larger battery means fewer cables during the day

  • Knob

    Yes

    No

  • Weight

    500 g

    480 g

    Heavier boards stay planted and lighter ones travel

  • QMK

    No

    Yes

    The deep option when you want to remap every key

KeebFinder scores

How we score
  • Cidoo V21
  • Weikav Stars21 Programmable Numpad
Performance
59
75
Build quality
79
84
Productivity
87
56
Customizability
75
89
Portability
83
77

What they share

  • Layout size: Numpad
  • Connection: Bluetooth, 2.4 GHz, Wired
  • Case material: Aluminum
  • Mount style: Gasket Mount
  • VIA
See every spec side by side

Full specs

Cidoo V21 vs Weikav Stars21 Programmable Numpad specs

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

14 of 25 specs differ

Cidoo V21

Weikav Stars21 Programmable Numpad

Typing & switches

Switch options

—
Linear

Hot-swappable

No
Yes

Mount style

Gasket Mount
Gasket Mount

Sound dampening

Yes
No

Screw-in stabilizers

Yes
No

Layout

Layout size

Numpad
Numpad

Layout standard

ISO
ANSI

Ergonomics

Standard
Standard

Knob

Yes
No

Display

None
None

Connectivity & battery

Connection

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

Max polling rate

—
1,000 Hz

Battery

1,000 mAhBetter
800 mAh

USB-C

Yes
No

Build & materials

Case material

Aluminum
Aluminum

Plate material

Plastic
—

Keycaps

PBT
—

Weight

500 g
480 g

Dimensions

30 x 145 x 90 mm
18 x 130 x 95 mm

Backlight

RGB, south-facing
RGB

Firmware & software

QMK

No
Yes

VIA

Yes
Yes

N-key rollover

No
Yes

Mac & Windows

Yes
No

Extras

Released

2023
2025

For EU buyers

ISO layouts by store

Which stores sell ISO-DE, UK, and the other regional layouts.

Cidoo V21

  • WhatGeek

    ISO

    Out of stockShips to you

Weikav Stars21 Programmable Numpad

No ISO layout at the stores we track.

Where to buy

Compare prices

Live prices from the stores we track, cheapest in-stock offer first.

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Lowest price across stores, Amazon excluded.

Cidoo V212 stores

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