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Head to head · Prices checked Oct 31, 2026

Ducky Zero 6108 vs Zuoya GMK21 Numpad

Get the Ducky Zero 6108 for sound dampening. Get the Zuoya GMK21 Numpad for knob and qmk.

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Quick verdict

Which one should you get?

Get the

Ducky Zero 6108

Sound dampening

Build quality in the bottom 35% of 100% boards under $100.

Rules this board out

  • South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.
$65 at MK

Get the

Zuoya GMK21 Numpad

Knob

Build quality in the top 10% of Numpad boards under $50.

Rules this board out

  • Numpad only. This is not a full keyboard.
$35 at ktechs

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.

Ducky Zero 6108

Zuoya GMK21 Numpad

  • Layout size

    100%

    Numpad

  • Knob

    No

    Yes

  • QMK

    No

    Yes

    The deep option when you want to remap every key

  • VIA

    No

    Yes

    GUI remapping without compiling firmware

  • Sound dampening

    Yes

    No

KeebFinder scores

How we score
  • Ducky Zero 6108
  • Zuoya GMK21 Numpad
Performance
74
62
Build quality
52
79
Productivity
62
65
Customizability
58
94
Portability
50
65

What they share

  • Hot-swappable
See every spec side by side

Full specs

Ducky Zero 6108 vs Zuoya GMK21 Numpad specs

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

10 of 21 specs differ

Ducky Zero 6108

Zuoya GMK21 Numpad

Typing & switches

Switch options

Clicky, Linear, Tactile
—

Hot-swappable

Yes
Yes

Mount style

Plate Mount
—

Sound dampening

Yes
No

Layout

Layout size

100%
Numpad

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

No
Yes

Display

None
None

Media keys

Yes
No

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired
—

Battery

2,500 mAh
—

USB-C

Yes
No

Build & materials

Case material

ABS, Plastic
—

Plate material

Aluminum
—

Keycaps

PBT
—

Backlight

RGB, south-facing
RGB

Firmware & software

QMK

No
Yes

VIA

No
Yes

N-key rollover

Yes
No

Extras

Released

2024
2026

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.

Ducky Zero 61082 stores
Zuoya GMK21 Numpad2 stores

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