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Head to head · Prices checked Nov 7, 2026

Ajazz AK820 Pro vs Dot Works Layer75

Get the Ajazz AK820 Pro for knob. Get the Dot Works Layer75 for qmk.

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Quick verdict

Which one should you get?

Get the

Ajazz AK820 Pro

Knob

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

Dot Works Layer75

QMK

Build quality in the top 10% of 75% boards under $200.

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

Dot Works Layer75

  • Case material

    ABS, Aluminum

    Aluminum

  • Knob

    Yes

    No

  • Display

    TFT

    None

    A case display rather than a typing feature

  • Weight

    810 g

    2,000 g

    Heavier boards stay planted and lighter ones travel

  • QMK

    No

    Yes

    The deep option when you want to remap every key

KeebFinder scores

How we score
  • Ajazz AK820 Pro
  • Dot Works Layer75
Performance
61
51
Build quality
66
87
Productivity
82
73
Customizability
72
89
Portability
79
60

What they share

  • Layout size: 75%
  • Hot-swappable
  • Mount style: Gasket Mount
  • Sound dampening
See every spec side by side

Full specs

Ajazz AK820 Pro vs Dot Works Layer75 specs

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

13 of 25 specs differ

Ajazz AK820 Pro

Dot Works Layer75

Typing & switches

Switch options

Linear
—

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Gasket Mount

Sound dampening

Yes
Yes

Layout

Layout size

75%
75%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

Yes
No

Display

TFT
None

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired
—

Battery

4,000 mAh
—

USB-C

Yes
No

Build & materials

Case material

ABS, Aluminum
Aluminum

Plate material

Polycarbonate
Aluminum, FR4

Keycaps

PBT
—

Weight

810 g
2,000 g

Dimensions

40 x 327 x 136 mm
—

Typing angle

—
7°

Backlight

RGB, south-facing
None

Firmware & software

QMK

No
Yes

VIA

No
Yes

VIAL

No
Yes

N-key rollover

Yes
No

Mac & Windows

Yes
No

Extras

Released

2023
2024

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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