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Head to head · Prices checked Oct 21, 2026

Coolkiller CK75 vs Mechboards NIBBLE

Get the Coolkiller CK75 for hot-swappable. Get the Mechboards NIBBLE for knob.

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.

Coolkiller CK75

Mechboards NIBBLE

  • Layout size

    75%

    65%

  • Hot-swappable

    Yes

    No

  • Case material

    ABS, Aluminum, Plastic

    Acrylic, Plastic

  • Mount style

    Gasket Mount

    PCB Mount

  • Knob

    No

    Yes

KeebFinder scores

How we score
  • Coolkiller CK75
  • Mechboards NIBBLE
Performance
61
53
Build quality
67
71
Productivity
86
53
Customizability
69
78
Portability
82
59
See every spec side by side

Full specs

Coolkiller CK75 vs Mechboards NIBBLE specs

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

14 of 23 specs differ

Coolkiller CK75

Mechboards NIBBLE

Typing & switches

Switch options

Linear, Tactile
—

Hot-swappable

Yes
No

Mount style

Gasket Mount
PCB Mount

Sound dampening

Yes
No

Screw-in stabilizers

Yes
Yes

Layout

Layout size

75%
65%

Layout standard

ANSI
ANSI, ISO

Ergonomics

Standard
Standard

Knob

No
Yes

Display

None
None

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired
—

Battery

3,750 mAh
—

USB-C

Yes
No

Build & materials

Case material

ABS, Aluminum, Plastic
Acrylic, Plastic

Plate material

Polycarbonate
FR4

Keycaps

ABS, PBT
—

Weight

1,050 g
—

Dimensions

28 x 145 x 329 mm
—

Backlight

RGB, south-facing
RGB

Firmware & software

QMK

No
Yes

N-key rollover

Yes
No

Mac & Windows

Yes
No

Extras

Released

2022
2021

Where to buy

Compare prices

Live prices from the stores we track, cheapest in-stock offer first.

Lowest price across stores, Amazon excluded.

  • MechkeysCN

    In stock
    $148Visit
  • AmazonGlobal

    Check price
    Visit
  • WhatGeekCN

    Out of stock
    $148Visit
  • MechboardsUK

    In stock
    $60Visit
  • AmazonGlobal

    Check price
    ~$60Visit

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.

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