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Head to head · Prices checked Nov 7, 2026

Ajazz AK820 Pro vs Apos OLKB Preonic

Get the Ajazz AK820 Pro for hot-swappable.

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Quick verdict

Which one should you get?

Get the

Ajazz AK820 Pro

Hot-swappable

Build quality in the bottom 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.

Get the

Apos OLKB Preonic

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.

Ajazz AK820 Pro

Apos OLKB Preonic

  • Connection

    Bluetooth, 2.4 GHz, Wired

    Wired

    Wireless for several devices and wired for lower latency

  • Hot-swappable

    Yes

    No

    Switch changes without soldering

  • Ergonomics

    Standard

    Ortholinear

  • Case material

    ABS, Aluminum

    Acrylic, Aluminum

  • Display

    TFT

    None

    A case display rather than a typing feature

KeebFinder scores

How we score
  • Ajazz AK820 Pro
  • Apos OLKB Preonic
Performance
61
61
Build quality
66
68
Productivity
82
56
Customizability
72
74
Portability
79
40

What they share

  • Knob
  • Keycaps: PBT
See every spec side by side

Full specs

Ajazz AK820 Pro vs Apos OLKB Preonic specs

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

13 of 22 specs differ

Ajazz AK820 Pro

Apos OLKB Preonic

Typing & switches

Switch options

Linear
—

Hot-swappable

Yes
No

Mount style

Gasket Mount
—

Sound dampening

Yes
No

Layout

Layout size

75%
—

Layout standard

ANSI
Colemak

Ergonomics

Standard
Ortholinear

Knob

Yes
Yes

Display

TFT
None

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired
Wired

Battery

4,000 mAh
Wired only

USB-C

Yes
No

Build & materials

Case material

ABS, Aluminum
Acrylic, Aluminum

Plate material

Polycarbonate
—

Keycaps

PBT
PBT

Weight

810 g
—

Dimensions

40 x 327 x 136 mm
—

Backlight

RGB, south-facing
RGB

Firmware & software

QMK

No
Yes

N-key rollover

Yes
No

Mac & Windows

Yes
No

Extras

Released

2023
2026

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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