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Head to head · Prices checked Nov 10, 2026

Cidoo V21 vs zFrontier Soso pad Numpad

Get the Cidoo V21 for the 1,000 mAh battery and knob. Get the zFrontier Soso pad Numpad for hot-swappable.

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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.
$63 at WhatGeek

Get the

zFrontier Soso pad Numpad

Hot-swappable

Build quality in the top 30% of Numpad boards under $100.

Rules this board out

  • No ISO layout. ISO-DE, UK, and other ISO variants are not offered.
$64 at zFrontier

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

zFrontier Soso pad Numpad

  • Hot-swappable

    No

    Yes

    Switch changes without soldering

  • Battery

    1,000 mAh

    700 mAh

    A larger battery means fewer cables during the day

  • Knob

    Yes

    No

  • Layout standard

    ISO

    ANSI

    ISO and JIS exist so regional layouts fit

  • Plate material

    Plastic

    FR4

KeebFinder scores

How we score
  • Cidoo V21
  • zFrontier Soso pad Numpad
Performance
59
46
Build quality
79
77
Productivity
87
62
Customizability
75
53
Portability
83
82

What they share

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

Full specs

Cidoo V21 vs zFrontier Soso pad Numpad specs

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

9 of 23 specs differ

Cidoo V21

zFrontier Soso pad Numpad

Typing & switches

Switch options

—
Linear, Tactile

Hot-swappable

No
Yes

Mount style

Gasket Mount
Gasket Mount

Sound dampening

Yes
Yes

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

Battery

1,000 mAhBetter
700 mAh

USB-C

Yes
Yes

Build & materials

Case material

Aluminum
Aluminum

Plate material

Plastic
FR4

Keycaps

PBT
—

Weight

500 g
—

Dimensions

30 x 145 x 90 mm
—

Typing angle

—
7°

Backlight

RGB, south-facing
None

Firmware & software

VIA

Yes
Yes

Mac & Windows

Yes
No

Extras

Released

2023
2026

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

zFrontier Soso pad 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.

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.

Cidoo V212 stores
zFrontier Soso pad Numpad2 stores

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