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Head to head · Prices checked Nov 11, 2026

Royal Kludge M75 vs Zuoya GMK81

Get the Royal Kludge M75 for the 3,750 mAh battery and knob.

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Quick verdict

Which one should you get?

Get the

Royal Kludge M75

Battery

Build quality in the top 50% of 75% boards under $100.

Rules this board out

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

Get the

Zuoya GMK81

Build quality in the top 5% of 75% 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.

Royal Kludge M75

Zuoya GMK81

  • Connection

    Bluetooth, 2.4 GHz, Wired

    Wired, Bluetooth, 2.4 GHz

    Wireless for several devices and wired for lower latency

  • Battery

    3,750 mAh

    3,000 mAh

    A larger battery means fewer cables during the day

  • Knob

    Yes

    No

  • Display

    OLED

    Yes

    A case display rather than a typing feature

  • Weight

    900 g

    870 g

    Heavier boards stay planted and lighter ones travel

KeebFinder scores

How we score
  • Royal Kludge M75
  • Zuoya GMK81
Performance
66
66
Build quality
66
86
Productivity
73
91
Customizability
74
87
Portability
80
79

What they share

  • Layout size: 75%
  • Hot-swappable
  • Mount style: Gasket Mount
See every spec side by side

Full specs

Royal Kludge M75 vs Zuoya GMK81 specs

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

10 of 23 specs differ

Royal Kludge M75

Zuoya GMK81

Typing & switches

Switch options

Clicky, Linear
—

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Gasket Mount

Sound dampening

No
Yes

Screw-in stabilizers

No
Yes

Layout

Layout size

75%
75%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

Yes
No

Display

OLED
Yes

Connectivity & battery

Connection

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

Battery

3,750 mAhBetter
3,000 mAh

USB passthrough

Yes
No

USB-C

Yes
Yes

Build & materials

Case material

—
ABS, Aluminum

Plate material

—
Polycarbonate

Keycaps

PBT
—

Weight

900 g
870 g

Dimensions

42 x 328 x 139 mm
50 x 365 x 185 mm

Backlight

RGB, south-facing
RGB, south-facing

Firmware & software

VIA

No
Yes

Mac & Windows

Yes
Yes

Extras

Released

2024
2024

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.

Zuoya GMK813 stores

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