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Head to head · Prices checked Nov 2, 2026

KBDFans MM HE M64 vs Yunzii C21

Get the KBDFans MM HE M64 for hall effect and rapid trigger. Get the Yunzii C21 for hot-swappable.

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Quick verdict

Which one should you get?

Get the

KBDFans MM HE M64

Hall effect

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

Rules this board out

  • Magnetic switches only. Standard MX switches will not fit.

Get the

Yunzii C21

Hot-swappable

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.

KBDFans MM HE M64

Yunzii C21

  • Hall effect (magnetic)

    Yes

    No

    Adjustable actuation helps in games and not in normal typing

  • Rapid trigger

    Yes

    No

    Faster resets help in games and not in normal typing

  • Connection

    Wired

    Bluetooth, 2.4 GHz, Wired

    Wireless for several devices and wired for lower latency

  • Hot-swappable

    No

    Yes

    Switch changes without soldering

  • Max polling rate

    8,000 Hz

    1,000 Hz

    Higher polling helps competitive FPS and does nothing for typing

KeebFinder scores

How we score
  • KBDFans MM HE M64
  • Yunzii C21
Performance
91
70
Build quality
54
63
Productivity
56
58
Customizability
59
66
Portability
59
88

What they share

  • Layout size: Numpad
See every spec side by side

Full specs

KBDFans MM HE M64 vs Yunzii C21 specs

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

14 of 23 specs differ

KBDFans MM HE M64

Yunzii C21

Typing & switches

Switch options

Magnetic
Linear

Hall effect (magnetic)

Yes
No

Rapid trigger

Yes
No

Hot-swappable

No
Yes

Mount style

—
Gasket Mount

Sound dampening

Yes
No

Screw-in stabilizers

Yes
No

Layout

Layout size

Numpad
Numpad

Layout standard

ANSI
—

Ergonomics

Standard
Standard

Display

None
TFT

Connectivity & battery

Connection

Wired
Bluetooth, 2.4 GHz, Wired

Max polling rate

8,000 HzBetter
1,000 Hz

Battery

Wired only
2,500 mAh

USB-C

No
Yes

Build & materials

Plate material

FR4
—

Keycaps

—
PBT

Weight

—
250 g

Dimensions

—
39 x 153 x 98 mm

Backlight

RGB
RGB, south-facing

Firmware & software

N-key rollover

No
Yes

Mac & Windows

No
Yes

Extras

Released

2025
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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