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Head to head · Prices checked Nov 11, 2026

NyxKeys Hermes Numpad vs Yunzii C21

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Quick verdict

Which one should you get?

Get the

NyxKeys Hermes Numpad

QMK

Build quality in the top 45% of Numpad boards under $300.

Get the

Yunzii C21

Build quality in the bottom 50% of Numpad boards under $100.

Rules this board out

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

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.

NyxKeys Hermes Numpad

Yunzii C21

  • Ergonomics

    Southpaw

    Standard

  • Mount style

    Top Mount

    Gasket Mount

  • Display

    None

    TFT

    A case display rather than a typing feature

  • QMK

    Yes

    No

    The deep option when you want to remap every key

  • VIA

    Yes

    No

    GUI remapping without compiling firmware

KeebFinder scores

How we score
  • NyxKeys Hermes Numpad
  • Yunzii C21
Performance
48
69
Build quality
69
62
Productivity
54
58
Customizability
81
66
Portability
66
88

What they share

  • Layout size: Numpad
  • Hot-swappable
See every spec side by side

Full specs

NyxKeys Hermes Numpad vs Yunzii C21 specs

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

9 of 22 specs differ

NyxKeys Hermes Numpad

Yunzii C21

Typing & switches

Switch options

—
Linear

Hot-swappable

Yes
Yes

Mount style

Top Mount
Gasket Mount

Layout

Layout size

Numpad
Numpad

Layout standard

ANSI
—

Ergonomics

Southpaw
Standard

Display

None
TFT

Connectivity & battery

Connection

—
Bluetooth, 2.4 GHz, Wired

Max polling rate

—
1,000 Hz

Battery

—
2,500 mAh

USB-C

No
Yes

Build & materials

Plate material

Aluminum, Copper
—

Keycaps

—
PBT

Weight

—
250 g

Dimensions

—
39 x 153 x 98 mm

Typing angle

7°
—

Backlight

None
RGB, south-facing

Firmware & software

QMK

Yes
No

VIA

Yes
No

N-key rollover

No
Yes

Mac & Windows

No
Yes

Extras

Released

2026
2026

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.

Yunzii C212 stores

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