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Head to head · Prices checked Nov 11, 2026

Mechboards MakotoKurauchi Helix Split vs Keychron B31

Get the Mechboards MakotoKurauchi Helix Split for hot-swappable. Get the Keychron B31 for media keys and n-key rollover.

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Quick verdict

Which one should you get?

Get the

Mechboards MakotoKurauchi Helix Split

Hot-swappable

Get the

Keychron B31

Media keys

Build quality in the bottom 20% of 75% boards under $50.

Rules this board out

  • Switches are soldered. Swapping them means soldering.

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.

Mechboards MakotoKurauchi Helix Split

Keychron B31

  • Hot-swappable

    Yes

    No

    Switch changes without soldering

  • Ergonomics

    Ortholinear, Split

    Standard

  • Case material

    Metal, Plastic

    ABS, Plastic

  • Media keys

    No

    Yes

  • N-key rollover

    No

    Yes

KeebFinder scores

How we score
  • Mechboards MakotoKurauchi Helix Split
  • Keychron B31
Performance
45
59
Build quality
59
52
Productivity
57
69
Customizability
56
47
Portability
43
79
See every spec side by side

Full specs

Mechboards MakotoKurauchi Helix Split vs Keychron B31 specs

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

8 of 22 specs differ

Mechboards MakotoKurauchi Helix Split

Keychron B31

Typing & switches

Switch options

—
Clicky, Linear, Tactile

Hot-swappable

Yes
No

Mount style

—
PCB Mount

Layout

Layout size

—
75%

Layout standard

ANSI
ANSI

Ergonomics

Ortholinear, Split
Standard

Display

None
None

Media keys

No
Yes

Connectivity & battery

Connection

—
Bluetooth, 2.4 GHz, Wired

Max polling rate

—
1,000 Hz

Battery

—
800 mAh

USB-C

No
Yes

Build & materials

Case material

Metal, Plastic
ABS, Plastic

Plate material

FR4
—

Keycaps

—
ABS

Weight

—
520 g

Dimensions

—
26 x 138 x 327 mm

Typing angle

—
5°

Backlight

None
None

Firmware & software

N-key rollover

No
Yes

Mac & Windows

No
Yes

Extras

Released

2021
2026

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.

Keychron B314 stores

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