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Head to head · Prices checked Nov 2, 2026

Keychron B5 Pro vs Mechboards NIBBLE

Get the Mechboards NIBBLE for knob and qmk.

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Quick verdict

Which one should you get?

Get the

Keychron B5 Pro

Build quality in the bottom 5% of 100% boards under $100.

Rules this board out

  • Switches are soldered. Swapping them means soldering.
  • No ISO layout. ISO-DE, UK, and other ISO variants are not offered.

Get the

Mechboards NIBBLE

Knob

Build quality in the top 40% of 65% boards under $100.

Rules this board out

  • Switches are soldered. Swapping them means soldering.
  • 65% layout. No function row and 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.

Keychron B5 Pro

Mechboards NIBBLE

  • Layout size

    100%

    65%

  • Case material

    ABS

    Acrylic, Plastic

  • Knob

    No

    Yes

  • QMK

    No

    Yes

    The deep option when you want to remap every key

  • Layout standard

    ANSI

    ANSI, ISO

    ISO and JIS exist so regional layouts fit

KeebFinder scores

How we score
  • Keychron B5 Pro
  • Mechboards NIBBLE
Performance
51
53
Build quality
43
71
Productivity
70
53
Customizability
49
77
Portability
52
59
See every spec side by side

Full specs

Keychron B5 Pro vs Mechboards NIBBLE specs

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

11 of 23 specs differ

Keychron B5 Pro

Mechboards NIBBLE

Typing & switches

Switch options

Clicky, Linear, Tactile
—

Mount style

—
PCB Mount

Screw-in stabilizers

No
Yes

Layout

Layout size

100%
65%

Layout standard

ANSI
ANSI, ISO

Ergonomics

Standard
Standard

Knob

No
Yes

Display

None
None

Media keys

Yes
No

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired
—

Max polling rate

1,000 Hz
—

Battery

1,200 mAh
—

USB-C

Yes
No

Build & materials

Case material

ABS
Acrylic, Plastic

Plate material

—
FR4

Keycaps

ABS
—

Weight

623 g
—

Dimensions

10 x 438 x 121 mm
—

Typing angle

3°
—

Backlight

None
RGB

Firmware & software

QMK

No
Yes

Mac & Windows

Yes
No

Extras

Released

2025
2021

For EU buyers

ISO layouts by store

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

Keychron B5 Pro

No ISO layout at the stores we track.

Mechboards NIBBLE

Listed on the product, not split by store: ISO.

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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