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Head to head · Prices checked Nov 10, 2026

Keychron V1 Max vs Coolkiller CK75 SE

Get the Keychron V1 Max for knob.

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Quick verdict

Which one should you get?

Get the

Keychron V1 Max

Knob

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.

Get the

Coolkiller CK75 SE

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.
  • No ISO layout. ISO-DE, UK, and other ISO variants are not offered.

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.

Keychron V1 Max

Coolkiller CK75 SE

  • Case material

    ABS, Plastic

    Plastic

  • Mount style

    Gasket Mount, Plate Mount

    Gasket Mount

  • Knob

    Yes

    No

  • Display

    None

    LED

    A case display rather than a typing feature

  • Weight

    770 g

    1,000 g

    Heavier boards stay planted and lighter ones travel

KeebFinder scores

How we score
  • Keychron V1 Max
  • Coolkiller CK75 SE
Performance
83
75
Build quality
86
66
Productivity
97
77
Customizability
98
68
Portability
79
80

What they share

  • Layout size: 75%
  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
  • Battery: 4,000 mAh
  • Max polling rate: 1,000 Hz
  • Sound dampening
See every spec side by side

Full specs

Keychron V1 Max vs Coolkiller CK75 SE specs

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

13 of 27 specs differ

Keychron V1 Max

Coolkiller CK75 SE

Typing & switches

Switch options

Clicky, Linear, Tactile
—

Hot-swappable

Yes
Yes

Mount style

Gasket Mount, Plate Mount
Gasket Mount

Sound dampening

Yes
Yes

Screw-in stabilizers

Yes
No

Layout

Layout size

75%
75%

Layout standard

ANSI, ISO, ISO-DE, ISO-ES, ISO-FR, ISO-IT, ISO-Nordic, ISO-PT, ISO-SW, ISO-UK
ANSI

Ergonomics

Standard
Standard

Knob

Yes
No

Display

None
LED

Media keys

Yes
No

Connectivity & battery

Connection

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

Max polling rate

1,000 Hz
1,000 Hz

Battery

4,000 mAh
4,000 mAh

USB-C

Yes
Yes

Build & materials

Case material

ABS, Plastic
Plastic

Plate material

Polycarbonate
Polycarbonate

Keycaps

ABS, PBT
PBT, PC

Weight

770 g
1,000 g

Dimensions

22 x 149 x 329 mm
40 x 326 x 139 mm

Typing angle

4°
—

Backlight

RGB, south-facing
RGB, south-facing

Firmware & software

QMK

Yes
No

VIA

Yes
No

N-key rollover

Yes
Yes

Mac & Windows

Yes
Yes

Extras

Released

2023
2026

For EU buyers

ISO layouts by store

Which stores sell ISO-DE, UK, and the other regional layouts.

Keychron V1 Max

  • Keychron

    ISO-DE, ISO-UK, ISO-Nordic, ISO-SW

    Out of stockShips to you

  • Keychron (DE)

    ISO-DE, ISO-UK, ISO-FR, ISO-ES, ISO-IT, ISO-SW, ISO-PT

    In stockDoes not ship to you

Coolkiller CK75 SE

No ISO layout at the stores we track.

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.

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