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Head to head · Prices checked Nov 11, 2026

Yunzii CK75 vs Zuoya GMK81

Get the Yunzii CK75 for the 3,750 mAh battery.

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Quick verdict

Which one should you get?

Get the

Yunzii CK75

Battery

Build quality in the bottom 40% 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.

Yunzii CK75

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

  • Case material

    ABS

    ABS, Aluminum

  • Display

    None

    Yes

    A case display rather than a typing feature

  • Weight

    1,050 g

    870 g

    Heavier boards stay planted and lighter ones travel

KeebFinder scores

How we score
  • Yunzii CK75
  • Zuoya GMK81
Performance
63
66
Build quality
58
86
Productivity
52
91
Customizability
55
87
Portability
74
79

What they share

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

Full specs

Yunzii CK75 vs Zuoya GMK81 specs

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

12 of 21 specs differ

Yunzii CK75

Zuoya GMK81

Typing & switches

Switch options

Tactile
—

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

Display

None
Yes

Connectivity & battery

Connection

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

Battery

3,750 mAhBetter
3,000 mAh

USB-C

No
Yes

Build & materials

Case material

ABS
ABS, Aluminum

Plate material

—
Polycarbonate

Keycaps

PBT
—

Weight

1,050 g
870 g

Dimensions

28 x 145 x 329 mm
50 x 365 x 185 mm

Backlight

RGB, south-facing
RGB, south-facing

Firmware & software

VIA

No
Yes

Mac & Windows

No
Yes

Extras

Released

2022
2024

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.

Yunzii CK752 stores
Zuoya GMK813 stores

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