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Head to head · Prices checked Oct 21, 2026

Jamesdonkey A3 vs Machenike K500F B81

Get the Jamesdonkey A3 for knob and sound dampening.

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.

Jamesdonkey A3

Machenike K500F B81

  • Connection

    Bluetooth, 2.4 GHz, Wired

    Wired

  • Case material

    ABS, PBT, Plastic, Polycarbonate

    Plastic

  • Switch options

    Clicky, Linear, Tactile

    Linear, Tactile

  • Knob

    Yes

    No

  • Sound dampening

    Yes

    No

KeebFinder scores

How we score
  • Jamesdonkey A3
  • Machenike K500F B81
Performance
62
77
Build quality
66
59
Productivity
91
67
Customizability
85
62
Portability
79
65

What they share

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

Full specs

Jamesdonkey A3 vs Machenike K500F B81 specs

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

10 of 23 specs differ

Jamesdonkey A3

Machenike K500F B81

Typing & switches

Switch options

Clicky, Linear, Tactile
Linear, Tactile

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Gasket Mount

Sound dampening

Yes
No

Screw-in stabilizers

Yes
No

Layout

Layout size

75%
75%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

Yes
No

Display

None
None

Media keys

Yes
No

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired
Wired

Battery

3,000 mAh
Wired only

USB-C

Yes
Yes

Build & materials

Case material

ABS, PBT, Plastic, Polycarbonate
Plastic

Plate material

Polycarbonate
—

Keycaps

PBT
ABS, PBT

Weight

1,000 g
—

Dimensions

40 x 136 x 321 mm
—

Backlight

RGB
RGB, north-facing

Firmware & software

N-key rollover

Yes
Yes

Mac & Windows

Yes
Yes

Extras

Released

2022
2023

Where to buy

Compare prices

Live prices from the stores we track, cheapest in-stock offer first.

Lowest price across stores, Amazon excluded.

  • MechkeysCN

    In stock
    $89Visit
  • AmazonGlobal

    Check price
    ~$89Visit
  • WhatGeekCN

    Out of stock
    $89Visit
  • AmazonGlobal

    Check price
    ~$64Visit
  • WhatGeekCN

    Out of stock
    $64Visit

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