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Head to head · Prices checked Nov 11, 2026

Other 0xCB Static vs Keychron K3 Ultra

Get the Keychron K3 Ultra for hot-swappable.

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Quick verdict

Which one should you get?

Get the

Other 0xCB Static

Build quality in the top 30% of 40% boards under $150.

Rules this board out

  • Switches are soldered. Swapping them means soldering.
  • No ISO layout. ISO-DE, UK, and other ISO variants are not offered.
  • Compact layout only. No function row, dedicated arrow keys, or numpad.

Get the

Keychron K3 Ultra

Hot-swappable

Build quality in the top 30% of 75% boards under $150.

Rules this board out

  • Low-profile switches and keycaps only. Standard MX keycaps will not fit.
  • North-facing LEDs. Cherry-profile keycaps can hit the switch housing.
  • No numpad.

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.

Other 0xCB Static

Keychron K3 Ultra

  • Layout size

    40%

    75%

  • Connection

    Wired

    Bluetooth, 2.4 GHz, Wired

    Wireless for several devices and wired for lower latency

  • Hot-swappable

    No

    Yes

    Switch changes without soldering

  • Low profile

    No

    Yes

  • Case material

    Acrylic, Metal, Steel

    ABS, Wood

KeebFinder scores

How we score
  • Other 0xCB Static
  • Keychron K3 Ultra
Performance
48
86
Build quality
78
75
Productivity
58
89
Customizability
77
86
Portability
62
82

What they share

  • QMK
  • VIA
See every spec side by side

Full specs

Other 0xCB Static vs Keychron K3 Ultra specs

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

13 of 23 specs differ

Other 0xCB Static

Keychron K3 Ultra

Typing & switches

Switch options

—
Clicky, Linear, Tactile

Hot-swappable

No
Yes

Mount style

—
Plate Mount

Low profile

No
Yes

Sound dampening

No
Yes

Layout

Layout size

40%
75%

Layout standard

ANSI
ANSI, ISO

Ergonomics

Standard
Standard

Knob

Yes
No

Display

OLED
None

Connectivity & battery

Connection

Wired
Bluetooth, 2.4 GHz, Wired

Max polling rate

—
8,000 Hz

Battery

Wired only
2,600 mAh

USB-C

Yes
Yes

Build & materials

Case material

Acrylic, Metal, Steel
ABS, Wood

Plate material

Aluminum, FR4
Aluminum

Keycaps

—
PBT

Typing angle

6°
—

Backlight

None
RGB, north-facing

Firmware & software

QMK

Yes
Yes

VIA

Yes
Yes

Mac & Windows

No
Yes

Extras

Released

2025
2026

For EU buyers

ISO layouts by store

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

Other 0xCB Static

No ISO layout at the stores we track.

Keychron K3 Ultra

  • Keychron

    ISO

    In stockShips to you

  • Keychron (DE)

    ISO

    In stockDoes not ship to you

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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