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Head to head · Prices checked Nov 10, 2026

Royal Kludge N80 vs Coolkiller CK75 SE

Get the Royal Kludge N80 for knob. Get the Coolkiller CK75 SE for the 4,000 mAh battery.

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Quick verdict

Which one should you get?

Get the

Royal Kludge N80

Knob

Build quality in the bottom 45% of 75% boards under $100.

Rules this board out

  • Low-profile switches and keycaps only. Standard MX keycaps will not fit.

Get the

Coolkiller CK75 SE

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.

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 N80

Coolkiller CK75 SE

  • Battery

    3,750 mAh

    4,000 mAh

    A larger battery means fewer cables during the day

  • Low profile

    Yes

    No

  • Mount style

    Top Mount

    Gasket Mount

  • Knob

    Yes

    No

  • Display

    Yes

    LED

    A case display rather than a typing feature

KeebFinder scores

How we score
  • Royal Kludge N80
  • Coolkiller CK75 SE
Performance
65
75
Build quality
62
66
Productivity
82
77
Customizability
72
68
Portability
79
80

What they share

  • Layout size: 75%
  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
  • Case material: Plastic
  • Sound dampening
See every spec side by side

Full specs

Royal Kludge N80 vs Coolkiller CK75 SE specs

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

12 of 24 specs differ

Royal Kludge N80

Coolkiller CK75 SE

Typing & switches

Switch options

Linear, Tactile
—

Hot-swappable

Yes
Yes

Mount style

Top Mount
Gasket Mount

Low profile

Yes
No

Sound dampening

Yes
Yes

Layout

Layout size

75%
75%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

Yes
No

Display

Yes
LED

Connectivity & battery

Connection

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

Max polling rate

—
1,000 Hz

Battery

3,750 mAh
4,000 mAhBetter

USB passthrough

Yes
No

USB-C

Yes
Yes

Build & materials

Case material

Plastic
Plastic

Plate material

—
Polycarbonate

Keycaps

ABS
PBT, PC

Weight

1,200 g
1,000 g

Dimensions

28 x 330 x 140 mm
40 x 326 x 139 mm

Backlight

RGB
RGB, south-facing

Firmware & software

N-key rollover

No
Yes

Mac & Windows

Yes
Yes

Extras

Released

2024
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.

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