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Head to head · Prices checked Nov 10, 2026

Akko 5075B Plus vs Keychron B31

Get the Akko 5075B Plus for hot-swappable and the 3,000 mAh battery.

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Quick verdict

Which one should you get?

Get the

Akko 5075B Plus

Hot-swappable

Build quality in the top 35% 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

Keychron B31

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

Rules this board out

  • Switches are soldered. Swapping them means soldering.
  • 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.

Akko 5075B Plus

Keychron B31

  • Hot-swappable

    Yes

    No

    Switch changes without soldering

  • Battery

    3,000 mAh

    800 mAh

    A larger battery means fewer cables during the day

  • Case material

    ABS, Plastic, Silicone

    ABS, Plastic

  • Switch options

    Clicky, Linear

    Clicky, Linear, Tactile

  • Mount style

    Gasket Mount

    PCB Mount

KeebFinder scores

How we score
  • Akko 5075B Plus
  • Keychron B31
Performance
79
59
Build quality
73
52
Productivity
92
69
Customizability
75
47
Portability
81
79

What they share

  • Layout size: 75%
  • Connection: Bluetooth, 2.4 GHz, Wired
  • Max polling rate: 1,000 Hz
See every spec side by side

Full specs

Akko 5075B Plus vs Keychron B31 specs

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

15 of 25 specs differ

Akko 5075B Plus

Keychron B31

Typing & switches

Switch options

Clicky, Linear
Clicky, Linear, Tactile

Hot-swappable

Yes
No

Mount style

Gasket Mount
PCB Mount

Sound dampening

Yes
No

Screw-in stabilizers

Yes
No

Layout

Layout size

75%
75%

Layout standard

ANSI, ISO, ISO-DE, ISO-Nordic, ISO-UK
ANSI

Ergonomics

Standard
Standard

Knob

Yes
No

Display

None
None

Media keys

No
Yes

Connectivity & battery

Connection

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

Max polling rate

1,000 Hz
1,000 Hz

Battery

3,000 mAhBetter
800 mAh

USB-C

Yes
Yes

Build & materials

Case material

ABS, Plastic, Silicone
ABS, Plastic

Plate material

Polycarbonate
—

Keycaps

PBT
ABS

Weight

1,500 g
520 g

Dimensions

42 x 146 x 335 mm
26 x 138 x 327 mm

Typing angle

—
5°

Backlight

RGB, south-facing
None

Firmware & software

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.

Akko 5075B Plus

  • WhatGeek

    ISO

    Out of stockShips to you

Keychron B31

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.

Keychron B314 stores

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